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Three-dimensional B-Process
digital I-Process
subtraction I-Process
angiographic I-Process
( O
3D-DSA B-Process
) O
images O
from O
diagnostic O
cerebral B-Process
angiography I-Process
were O
obtained O
at O
least O
one O
day O
prior O
to O
embolization B-Process
in O
all O
patients O
. O
The O
raw O
data O
of O
3D-DSA B-Process
in O
a O
DICOM B-Material
file I-Material
were O
used O
for O
creating B-Task
a I-Task
3D I-Task
model I-Task
of I-Task
the I-Task
target I-Task
vessel I-Task
segment I-Task
. O
These O
data O
were O
converted O
to O
standard B-Process
triangulation I-Process
language I-Process
( O
STL B-Process
) O
surface O
data O
as O
an O
aggregation O
of O
fine O
triangular B-Material
meshes I-Material
using O
3D B-Process
visualization I-Process
and O
measurement B-Process
software O
( O
Amira B-Material
version I-Material
X I-Material
, O
FEI O
, O
Burlington O
, O
MA O
, O
USA O
) O
. O
An O
unstructured O
computational B-Material
volumetric I-Material
mesh I-Material
was O
constructed O
from O
the O
triangulated B-Material
surface I-Material
. O
Smoothing B-Process
and O
remeshing B-Process
followed O
as O
next O
steps O
. O
The O
STL B-Material
file I-Material
was O
then O
transferred O
to O
a O
3D B-Material
printer I-Material
( O
OBJET30 B-Material
Pro I-Material
; O
Stratasys O
Ltd. O
, O
Eden O
Prairie O
, O
MN O
, O
USA O
) O
. O
The O
resolution O
of O
the O
build O
layer O
was O
0.028mm O
, O
and O
the O
3D O
printed O
vessel O
model O
was O
produced O
using O
acrylic B-Material
resin I-Material
( O
Vero B-Material
) O
. O
Following O
immersion B-Process
in I-Process
water I-Process
for O
a O
few O
hours O
, O
the O
surface O
of O
the O
3D B-Material
printed I-Material
model I-Material
was O
smoothed B-Process
by O
manually O
removing O
spicule O
. O
Fig. O
9 O
displays O
the O
growth O
of O
two O
of O
the O
main O
corrosion B-Material
products I-Material
that O
develop O
or O
form O
on O
the O
surface O
of O
Cu40Zn B-Material
with O
time O
, O
hydrozincite B-Material
( O
Fig. O
9a O
) O
and O
Cu2O B-Material
( O
Fig. O
9b O
) O
. O
It O
should O
be O
remembered O
that O
both O
phases O
were O
present O
already O
from O
start O
of O
the O
exposure O
. O
The O
data O
is O
presented O
in O
absorbance B-Process
units I-Process
and O
allows O
comparisons B-Task
to I-Task
be I-Task
made I-Task
of I-Task
the I-Task
amounts I-Task
of I-Task
each I-Task
species I-Task
between I-Task
the I-Task
two I-Task
Cu40Zn I-Task
surfaces I-Task
investigated I-Task
, O
DP B-Material
and O
HZ7 B-Material
. O
The O
tendency O
is O
very O
clear O
that O
the O
formation B-Process
rates I-Process
of O
both O
hydrozincite B-Material
and O
cuprite B-Material
are O
quite O
suppressed O
for O
Cu40Zn B-Material
with O
preformed O
hydrozincite B-Material
( O
HZ7 B-Material
) O
compared O
to O
the O
diamond B-Material
polished I-Material
surface I-Material
( O
DP B-Material
) O
. O
In O
summary O
, O
without O
being O
able O
to O
consider O
the O
formation B-Process
of I-Process
simonkolleite I-Process
, O
it O
can O
be O
concluded O
that O
an O
increased O
surface O
coverage O
of O
hydrozincite B-Material
reduces O
the O
initial B-Process
spreading I-Process
ability O
of O
the O
NaCl-containing B-Material
droplets I-Material
and O
thereby O
lowers O
the O
overall O
formation B-Process
rate I-Process
of O
hydrozincite B-Material
and O
cuprite B-Material
. O
AA B-Material
2024-T3 I-Material
aluminium I-Material
alloy I-Material
is O
widely O
used O
for O
aerospace B-Task
applications I-Task
due O
to O
its O
high O
strength O
to O
weight O
ratio O
and O
high O
damage O
tolerance O
that O
result O
from O
copper B-Material
and O
magnesium B-Material
as O
the O
principal O
alloying B-Material
elements I-Material
and O
appropriate O
thermomechanical B-Process
processing I-Process
. O
The O
microstructure O
of O
the O
alloy B-Material
is O
relatively O
complex O
and O
a O
number O
of O
compositionally-distinct B-Process
phases I-Process
have O
been O
identified O
[ O
1 O
] O
. O
Although O
possessing O
favourable O
mechanical O
properties O
, O
the O
alloy B-Material
is O
relatively O
susceptible O
to O
corrosion B-Process
and O
generally O
requires O
surface B-Process
treatment I-Process
in O
practical O
applications O
. O
The O
corrosion B-Process
behaviour O
of O
the O
alloy B-Material
is O
particularly O
affected O
by O
the O
presence O
of O
the O
intermetallic B-Material
particles I-Material
due O
to O
their O
differing O
potentials O
with O
respect O
to O
the O
alloy B-Material
matrix I-Material
[ O
2 O
– O
9 O
] O
. O
Copper-containing B-Material
second I-Material
phase I-Material
particles I-Material
at O
the O
alloy B-Material
surface O
are O
particularly O
detrimental O
to O
the O
corrosion B-Process
resistance I-Process
as O
they O
provide O
preferential O
cathodic O
sites O
[ O
2,10 O
] O
. O
One O
of O
the O
principle O
types O
of O
second B-Material
phase I-Material
particle I-Material
that O
is O
important O
to O
the O
corrosion B-Process
behaviour I-Process
of O
the O
alloy O
is O
the O
S B-Material
phase I-Material
( O
Al2CuMg B-Material
) O
particle O
[ O
1,11 O
] O
. O
Dealloying O
of O
S B-Material
phase I-Material
particles I-Material
, O
which O
may O
account O
for O
∼ O
60 O
% O
of O
the O
constituent B-Material
particles I-Material
in O
AA2024 B-Material
alloys I-Material
[ O
11 O
] O
, O
is O
commonly O
observed O
when O
the O
alloy B-Material
is O
exposed O
to O
an O
aggressive O
environment O
. O
The O
particles B-Material
are O
considered O
as O
important O
initiation O
sites O
for O
severe O
localized O
corrosion B-Process
in O
the O
alloy B-Material
[ O
11 O
– O
22 O
] O
. O
The O
dealloying B-Process
of O
the O
S B-Material
phase I-Material
particles I-Material
and O
the O
resulting O
enrichment B-Process
of O
copper B-Material
result O
in O
a O
decrease B-Process
of I-Process
the I-Process
Volta I-Process
potential I-Process
with O
respect O
to O
the O
matrix O
and O
hence O
the O
dealloyed B-Material
particles I-Material
become O
active O
cathodic B-Material
sites I-Material
[ O
23 O
– O
25 O
] O
. O
Measuring B-Task
and I-Task
analysing I-Task
the I-Task
hold I-Task
time I-Task
of I-Task
the I-Task
CPA I-Task
pill I-Task
allows O
the O
thermal B-Process
boundary I-Process
resistance I-Process
within O
the O
pill B-Material
to O
be O
assessed O
; O
the O
thermal B-Process
boundary I-Process
dictates O
the O
actual O
temperature B-Process
of O
the O
CPA B-Material
crystals I-Material
in O
comparison O
to O
the O
temperature O
of O
the O
cold B-Material
finger I-Material
, O
which O
is O
maintained O
at O
a O
constant O
temperature O
by O
a O
servo B-Process
control I-Process
program I-Process
. O
Fig. O
17 O
shows O
the O
temperature O
profile O
during O
the O
recycling B-Process
of O
the O
CPA B-Material
pill I-Material
and O
subsequent O
operation B-Process
at I-Process
200mK I-Process
. O
During O
the O
hold O
time O
, O
the O
servo B-Process
control I-Process
program I-Process
maintained O
the O
CPA B-Material
pill I-Material
temperature O
to O
within O
a O
millikelvin O
. O
It O
is O
expected O
that O
microkelvin B-Process
stability I-Process
can O
be O
achieved O
with O
fast B-Process
read-out I-Process
thermometry I-Process
( O
which O
was O
not O
available O
at O
the O
time O
of O
testing O
but O
which O
will O
be O
used O
for O
the O
mKCC B-Task
) O
, O
as O
this O
would O
allow O
for O
temperature O
control O
on O
much O
faster O
( O
millisecond O
) O
timescales O
than O
the O
current O
( O
approximately O
1s O
) O
thermometry O
readout O
used O
. O
The O
product B-Process
change I-Process
between O
batches B-Material
# I-Material
1 I-Material
/# I-Material
2 I-Material
and O
the O
others O
is O
the O
most O
influential O
on O
the O
test O
results O
. O
The O
redesign O
and O
upgrade O
to O
110-nm B-Process
process I-Process
technology I-Process
reduces O
the O
pass O
rate O
at O
LNT B-Material
by O
approximately O
half O
. O
This O
is O
mainly O
caused O
by O
the O
increased O
incidence O
of O
erase B-Process
and I-Process
program I-Process
timeouts I-Process
with O
some O
contribution O
from O
long B-Process
erase I-Process
and O
program B-Process
times I-Process
and O
bit B-Process
errors I-Process
. O
The O
difference O
in O
pass B-Process
rates I-Process
at O
88K O
between O
batches B-Material
# I-Material
3 I-Material
/# I-Material
4 I-Material
and O
# B-Material
5 I-Material
/# I-Material
6 I-Material
, O
which O
use O
the O
same O
process B-Process
technology I-Process
with O
the O
same O
dimensions O
, O
can O
be O
explained O
by O
the O
fabrication O
in O
different O
assembly B-Process
lines I-Process
, O
where O
other O
processes O
or O
base O
materials O
may O
have O
been O
changed O
. O
This O
means O
different O
tolerances B-Process
in O
base O
materials O
and O
production O
process O
, O
which O
are O
more O
pronounced O
the O
lower O
the O
temperature O
. O
Some O
of O
the O
differences O
of O
technology O
scale O
may O
reflect O
shifts O
in O
transistor B-Process
parameters I-Process
such O
as O
transconductance B-Process
/ I-Process
gain I-Process
, O
threshold B-Process
voltage I-Process
, O
and O
threshold B-Process
slope I-Process
[ O
7 O
] O
. O
Prior O
to O
assembling B-Task
the I-Task
miniature I-Task
ADR I-Task
, O
the O
mKCC B-Material
MR I-Material
heat I-Material
switch I-Material
could O
not O
be O
fully O
thermally B-Process
characterised I-Process
due O
to O
cryostat B-Material
constraints I-Material
. O
However O
, O
based O
on O
experiments O
and O
research O
conducted O
at O
MSSL O
on O
a O
range O
of O
tungsten B-Material
heat I-Material
switches I-Material
, O
the O
thermal B-Process
conductivity I-Process
has O
been O
estimated O
. O
In O
Hills O
et O
al O
. O
[ O
8 O
] O
, O
an O
equation O
is O
derived O
which O
allows O
the O
thermal O
conductivity O
( O
κ B-Process
) O
below O
6K O
to O
be O
calculated O
as O
a O
function O
of O
magnetic B-Process
field I-Process
( O
B B-Process
) O
and O
temperature O
( O
T O
) O
( O
see O
Eq. O
( O
1 O
)) O
. O
To O
estimate O
the O
performance O
of O
the O
mKCC B-Material
heat I-Material
switch I-Material
, O
the O
parameters O
in O
Eq O
. O
( O
1 O
) O
have O
been O
taken O
from O
the O
measured O
thermal B-Process
conductivity I-Process
of O
another O
MSSL B-Material
heat I-Material
switch I-Material
with O
the O
same O
1.5mm O
square O
cross O
section O
, O
a O
free O
path O
length O
of O
43cm O
and O
a O
RRR O
of O
20,000 O
; O
it O
has O
been O
observed O
from O
experiments O
conducted O
at O
MSSL O
that O
there O
is O
little O
change O
in O
the O
thermal B-Process
performance I-Process
for O
tungsten B-Material
heat I-Material
switches I-Material
with O
a O
RRR O
between O
20,000 O
and O
32,000 O
( O
subject O
of O
a O
future O
publication O
) O
and O
therefore O
the O
performance O
of O
the O
20,000 B-Material
RRR I-Material
heat I-Material
switch I-Material
has O
been O
assumed O
to O
be O
a O
good O
approximation O
. O
Fig. O
5 O
gives O
the O
calculated O
thermal B-Process
conductivity I-Process
of O
the O
mKCC B-Material
switch I-Material
at O
0 O
, O
1 O
, O
2 O
and O
3T O
based O
on O
Eq O
. O
( O
1 O
) O
, O
where O
the O
constants O
b0 O
, O
a1 O
, O
a2 O
, O
a3 O
, O
a4 O
and O
n O
have O
the O
values O
0.0328 O
, O
1.19 O
× O
10 O
− O
4 O
, O
3.57 O
× O
10 O
− O
6 O
, O
1.36 O
, O
0.000968 O
and O
1.7 O
respectively O
. O
It O
should O
be O
noted O
that O
the O
calculated O
thermal B-Process
conductivity I-Process
of O
the O
mKCC B-Material
switch I-Material
presented O
in O
Fig. O
5 O
has O
been O
validated O
by O
comparing O
the O
experimental O
results O
of O
the O
miniature B-Material
ADR I-Material
with O
modelled O
predictions O
( O
this O
is O
discussed O
in O
Section O
3.3 O
).( O
1 O
) O
κ O
( O
T O
)= O
b0T2 O
+ O
1a1 O
+ O
a2T2T O
+ O
Bna3T O
+ O
a4T4 O
An O
early O
attempt O
to O
combine B-Task
sets I-Task
and I-Task
networks I-Task
in I-Task
a I-Task
single I-Task
visualization I-Task
relied O
on O
first O
drawing O
an O
Euler B-Process
diagram I-Process
then O
placing O
a O
graph O
inside O
it O
[ O
30 O
] O
, O
however O
the O
sets O
were O
often O
visualized O
with O
convoluted O
, O
difficult O
to O
follow O
curves O
. O
In O
addition O
, O
only O
limited O
kinds O
of O
set O
data O
could O
be O
shown O
as O
the O
system O
was O
limited O
to O
well-formed O
Euler B-Process
diagrams I-Process
. O
Compound B-Material
graphs I-Material
can O
be O
used O
to O
represent O
restricted O
kinds O
of O
grouped O
network B-Material
data I-Material
[ O
8 O
] O
. O
Graph B-Material
clusters I-Material
are O
visualized O
with O
transparent B-Process
hulls I-Process
by O
Santamaria O
and O
Theron O
[ O
39 O
] O
. O
However O
, O
the O
technique O
removes O
edges O
from O
the O
graph O
and O
it O
is O
not O
sufficiently O
sophisticated O
for O
arbitrary O
overlapping O
sets O
. O
Itoh O
et O
al O
. O
[ O
24 O
] O
proposed O
to O
overlay O
pie-like O
glyphs B-Material
over O
the O
nodes O
in O
a O
graph O
to O
encode O
multiple O
categories O
. O
Each O
set O
is O
hence O
represented O
using O
disconnected O
regions O
that O
are O
linked O
by O
having O
the O
same O
colour O
. O
This O
causes O
difficulties O
with O
tasks O
that O
involve O
finding B-Task
relations I-Task
between I-Task
sets I-Task
such O
as O
T1 B-Process
, I-Process
T3 I-Process
and I-Process
T4 I-Process
in O
Section O
5.3 O
. O
A O
related O
class O
of O
techniques O
visualize B-Process
grouping I-Process
information I-Process
over I-Process
graphs I-Process
using O
convex B-Process
hulls I-Process
, O
such O
as O
Vizster B-Process
[ O
22 O
] O
. O
However O
, O
they O
do O
not O
support O
visualizing O
set O
overlaps O
. O
Moreover O
, O
one O
observes O
segregation B-Process
effects I-Process
by O
the O
XRD B-Task
analysis I-Task
, O
which O
probably O
took O
place O
at O
high O
temperature O
, O
and O
were O
partially O
quenched B-Process
to O
room O
temperature O
. O
The O
phase O
analysis O
showed O
up O
to O
three O
distinct O
phases O
, O
which O
should O
have O
hence O
a O
distinct O
measurable O
phase O
transition O
temperature O
, O
if O
they O
crystallise B-Process
from O
the O
liquid B-Material
on O
the O
surface B-Material
. O
In O
the O
thermograms B-Process
these O
effects O
are O
not O
observable O
as O
different O
solidification B-Process
arrest I-Process
or O
clear B-Process
inflections I-Process
. O
The O
proportion O
of O
new O
appearing O
phases O
is O
small O
and O
therefore O
the O
latent B-Process
heat I-Process
released O
by O
this O
new O
phase O
will O
be O
also O
small O
. O
The O
reflected B-Process
light I-Process
signal I-Process
technique I-Process
only O
showed O
one O
phase B-Process
change I-Process
during O
cooling O
. O
As O
well O
, O
the O
location O
of O
this O
segregation B-Process
cannot O
be O
determined O
exactly O
in O
the O
molten B-Material
pool I-Material
or O
later O
in O
the O
re-solidified B-Material
material I-Material
. O
At O
the O
surface O
, O
where O
the O
temperature O
is O
measured O
, O
the O
material B-Task
analysis I-Task
by I-Task
Raman I-Task
spectroscopy I-Task
has O
not O
shown O
signs O
of O
segregation B-Process
, O
so O
that O
also O
the O
uncertainties O
in O
composition O
for O
the O
phase B-Process
transition I-Process
are O
taken O
from O
the O
uncertainties O
from O
the O
XRD B-Task
analysis I-Task
for O
the O
most O
abundant O
phase O
at O
each O
composition O
in O
re-solidified B-Material
material I-Material
. O
Myocardial B-Process
electrical I-Process
propagation I-Process
can O
be O
simulated O
using O
the O
monodomain B-Material
or I-Material
bidomain I-Material
PDEs I-Material
[ O
5,6 O
] O
. O
Due O
to O
its O
capacity O
to O
represent O
complex O
geometries B-Material
with O
ease O
, O
approximations O
are O
often O
obtained O
using O
the O
finite B-Process
element I-Process
method I-Process
( O
FEM B-Process
) O
to O
discretise O
the O
PDEs B-Material
in O
space O
on O
realistic O
cardiac B-Material
geometry I-Material
meshes I-Material
; O
this O
results O
in O
very O
large O
( O
up O
to O
forty-million O
degrees O
of O
freedom O
( O
DOF O
) O
for O
human B-Task
heart I-Task
geometries I-Task
) O
systems B-Process
of I-Process
linear I-Process
equations I-Process
which O
must O
be O
solved O
many O
thousands O
of O
times O
over O
the O
course O
of O
even O
a O
short O
simulation B-Process
. O
Thus O
, O
they O
are O
extremely O
computationally O
demanding O
, O
presenting O
taxing O
problems O
even O
to O
high-end B-Process
supercomputing I-Process
resources I-Process
. O
This O
computational O
demand O
means O
that O
effort O
has O
been O
invested O
in O
developing B-Task
efficient I-Task
solution I-Task
techniques I-Task
, O
including O
work O
on O
preconditioning B-Task
, O
parallelisation B-Task
and O
adaptivity B-Task
in I-Task
space I-Task
and I-Task
time I-Task
[ O
7 O
– O
12 O
] O
. O
In O
this O
study O
, O
we O
investigate B-Task
the I-Task
potential I-Task
of I-Task
reducing I-Task
the I-Task
number I-Task
of I-Task
DOF I-Task
by O
using O
a O
high-order B-Process
polynomial I-Process
FEM I-Process
[ O
13 O
– O
15 O
] O
to O
approximate O
the O
monodomain B-Material
PDE I-Material
in O
space O
, O
with O
the O
goal O
of O
significantly B-Task
improving I-Task
simulation I-Task
efficiency I-Task
over O
the O
piecewise-linear B-Process
FEM I-Process
approach O
commonly O
used O
in O
the O
field O
[ O
16 O
– O
19 O
] O
. O
For O
schemes O
where O
the O
polynomial O
degree O
p O
of O
the O
elements O
is O
adjusted O
according O
to O
the O
error O
in O
the O
approximation O
, O
this O
is O
known O
as O
the O
finite B-Process
element I-Process
p-version I-Process
. O
In O
the O
work O
presented O
here O
, O
we O
work O
with O
schemes O
which O
keep O
p O
fixed O
. O
In O
this O
work O
we O
develop B-Task
a I-Task
new I-Task
approach I-Task
to I-Task
DEA I-Task
suitable I-Task
for I-Task
modelling I-Task
three-dimensional I-Task
problems I-Task
. O
The O
present O
DEA B-Process
methods I-Process
rely O
on O
the O
fact O
that O
one O
can O
easily O
parametrise B-Process
the I-Process
boundary I-Process
of I-Process
the I-Process
region I-Process
being O
modelled O
, O
and O
then O
apply O
an O
orthonormal B-Process
basis I-Process
approximation I-Process
over O
the O
resulting O
boundary B-Material
phase I-Material
space I-Material
coordinate I-Material
system I-Material
. O
In O
two O
dimensions O
this O
is O
simple O
as O
the O
boundary O
may O
be O
parametrised O
along O
its O
arc-length B-Material
and O
the O
associated O
momentum B-Material
( I-Material
or I-Material
direction I-Material
) I-Material
coordinate I-Material
taken O
tangential O
to O
the O
boundary O
. O
The O
basis O
can O
be O
any O
suitable O
( O
scaled O
) O
univariate B-Material
basis I-Material
in O
both O
position O
and O
momentum O
, O
such O
as O
a O
Fourier B-Material
basis I-Material
[ O
8 O
] O
or O
Chebyshev B-Material
polynomials I-Material
[ O
9 O
] O
. O
Defining O
a O
suitable O
parametrisation O
for O
the O
spatial O
coordinate O
in O
three-dimensions O
becomes O
much O
more O
difficult O
. O
In O
momentum O
space O
spherical B-Process
polar I-Process
coordinates I-Process
may O
be O
employed O
and O
so O
these O
problems O
do O
not O
arise O
. O
We O
order B-Task
the I-Task
discrete I-Task
unknowns I-Task
so O
that O
the O
vector B-Material
of I-Material
unknowns I-Material
, O
xPS B-Material
=[ I-Material
X,L I-Material
] I-Material
, O
contains O
the O
nx O
unknown O
nodal B-Material
coordinates I-Material
, O
followed O
by O
the O
nb O
unknown O
discrete O
Lagrange B-Material
multipliers I-Material
. O
The O
linear O
systems O
to O
be O
solved O
in O
the O
course O
of O
the O
Newton-based B-Process
solution I-Process
of O
Eq O
. O
( O
10 O
) O
, O
subject O
to O
the O
displacement B-Material
constraint I-Material
( O
9 O
) O
, O
then O
have O
saddle-point B-Process
structure I-Process
,( O
15 O
) O
where O
E O
is O
the O
tangent B-Process
stiffness I-Process
matrix I-Process
of O
the O
unconstrained B-Material
pseudo-solid I-Material
problem I-Material
, O
and O
the O
two B-Material
off-diagonal I-Material
blocks I-Material
Cxl B-Material
and O
Clx B-Material
= I-Material
CxlT I-Material
arise O
through O
the O
imposition O
of O
the O
displacement O
constraint O
by O
the O
Lagrange B-Material
multipliers I-Material
. O
We O
refer O
to O
[ O
34 O
] O
for O
the O
proof O
of O
the O
LBB B-Material
stability O
of O
this O
discretisation B-Process
; O
see O
also O
[ O
35,36 O
] O
for O
a O
discussion O
of O
the O
LBB B-Material
stability O
of O
the O
Lagrange-multiplier-based B-Process
imposition I-Process
of O
Dirichlet B-Process
boundary I-Process
conditions I-Process
in O
related O
problems O
. O
We O
note O
that O
during O
the O
first O
step O
of O
the O
Newton B-Process
iteration I-Process
, O
E O
is O
symmetric O
positive O
definite O
since O
it O
represents O
the O
tangent B-Material
stiffness I-Material
matrix I-Material
relative O
to O
the O
system O
’s O
equilibrium B-Process
configuration I-Process
. O
Inequality B-Process
( O
22 O
) O
indicates O
that O
the O
maximum-norm B-Material
is O
the O
loosest O
among O
all O
p-norms B-Material
. O
Fortunately O
, O
this O
loosest O
constraint O
would O
not O
seriously O
affect O
the O
accuracy O
since O
the O
value O
of O
|| B-Material
y I-Material
||∞ I-Material
is O
comparable O
to O
that O
of O
the O
2-norm B-Material
and O
1-norm B-Material
. O
The O
maximum-norm B-Material
provides O
us O
with O
the O
largest O
number O
of O
possible O
solutions O
under O
a O
given O
error O
limitation O
[ O
24 O
] O
. O
This O
would O
greatly O
enhance O
the O
possibility O
of O
finding O
a O
group O
of O
optimized B-Material
coefficients I-Material
when O
scanning O
a O
vast B-Process
solution I-Process
set I-Process
. O
On O
the O
other O
hand O
, O
checking O
the O
maximum B-Material
deviation I-Material
sounds O
more O
reasonable O
than O
checking O
the O
“ O
distance O
” O
between O
the O
accurate O
and O
approximated O
wave O
numbers O
since O
it O
is O
not O
working O
in O
the O
space O
domain O
. O
Therefore O
, O
we O
chose O
the O
maximum-norm B-Material
as O
our O
criterion O
for O
designing O
the O
objective B-Material
functions I-Material
to O
extend B-Task
the I-Task
accurate I-Task
wave I-Task
number I-Task
coverage I-Task
as O
widely O
as O
possible O
. O
Similar O
numerical B-Material
oscillations I-Material
to O
those O
described O
above O
also O
emerge O
in O
the O
ISPM B-Material
when O
utilising O
classical O
IBM B-Process
kernels I-Process
due O
to O
their O
lack O
of O
regularity O
( O
with O
discontinuous O
second O
derivatives O
) O
. O
Furthermore O
, O
it O
is O
important O
to O
remark O
that O
the O
immersed O
structure O
stresses O
are O
captured O
in O
the O
Lagrangian B-Process
description I-Process
and O
hence O
, O
in O
order O
to O
compute O
them O
accurately O
, O
it O
is O
important O
to O
ensure O
that O
these O
spurious O
oscillations B-Material
are O
not O
introduced O
via O
the O
kernel B-Process
interpolation I-Process
functions I-Process
. O
In O
this O
paper O
, O
the O
authors O
have O
specifically O
designed O
a B-Task
new I-Task
family I-Task
of I-Task
kernel I-Task
functions I-Task
which I-Task
do I-Task
not I-Task
introduce I-Task
these I-Task
spurious I-Task
oscillations I-Task
. O
The O
kernel O
functions O
are O
obtained O
by O
taking O
into O
account O
discrete O
reproducibility O
conditions O
as O
originally O
introduced O
by O
Peskin O
[ O
14 O
] O
( O
in O
our O
case O
, O
tailor-made O
for O
Cartesian B-Process
staggered I-Process
grids I-Process
) O
and O
regularity O
requirements O
to O
prevent O
the O
appearance O
of O
spurious O
oscillations B-Material
when O
computing B-Process
derivatives I-Process
. O
A O
Maple B-Task
computer I-Task
program I-Task
has O
been O
developed O
to O
obtain B-Task
explicit I-Task
expressions I-Task
for I-Task
the I-Task
new I-Task
kernels I-Task
. O
Contact B-Process
methods I-Process
have O
been O
developed O
and O
used O
in O
Lagrangian O
staggered-grid B-Material
hydrodynamic I-Material
( O
SGH B-Material
) O
calculations O
for O
many O
years O
. O
Early O
examples O
of O
contact B-Process
methods I-Process
are O
discussed O
in O
Wilkins O
[ O
37 O
] O
and O
Cherry O
et O
al O
. O
[ O
7 O
] O
. O
Hallquist O
et O
al O
. O
[ O
17 O
] O
provides O
an O
overview O
of O
multiple O
contact B-Process
algorithms I-Process
used O
in O
various O
Lagrangian B-Process
SGH I-Process
codes O
dating O
back O
to O
HEMP B-Process
[ O
37 O
] O
. O
Of O
particular O
interest O
, O
Hallquist O
et O
al O
. O
[ O
17 O
] O
describes O
the O
contact B-Process
surface I-Process
scheme I-Process
used O
in O
TOODY B-Process
[ O
31 O
] O
and O
later O
implemented O
in O
DYNA2D B-Process
[ O
36 O
] O
. O
The O
contact B-Process
method I-Process
of O
TOODY B-Process
uses O
a O
master B-Process
– I-Process
slave I-Process
approach I-Process
. O
The O
goal O
of O
this O
approach O
is O
to O
treat O
the O
nodes B-Material
on O
the O
contact B-Material
surface I-Material
in O
a O
manner O
similar O
to O
an O
internal B-Material
node I-Material
. O
The O
physical O
properties O
of O
the O
slave B-Material
surface I-Material
are O
interpolated O
to O
a O
ghost B-Material
mesh I-Material
( O
termed O
phony B-Material
elements I-Material
in O
[ O
17 O
]) O
that O
overlays O
the O
slave B-Material
zones I-Material
. O
The O
physical O
properties O
are O
interpolated O
from O
the O
slave B-Material
surface I-Material
to O
the O
ghost B-Material
zones I-Material
using O
surface O
area O
weights O
. O
The O
surface O
area O
weights O
are O
equal O
to O
the O
ratio O
of O
the O
ghost B-Material
zone I-Material
surface I-Material
area I-Material
to O
the O
surface O
area O
of O
the O
master B-Material
surface I-Material
. O
The O
contact B-Task
surface I-Task
method I-Task
for O
nodal-based B-Process
Lagrangian I-Process
cell-centered I-Process
hydrodynamics I-Process
( O
CCH B-Material
) O
presented O
in O
this O
paper O
will O
use O
surface O
area O
weights O
similar O
in O
concept O
to O
those O
in O
TOODY B-Process
. O
Following O
the O
area B-Process
fraction I-Process
approach I-Process
of O
TOODY B-Process
may O
seem O
retrospective O
; O
however O
, O
using O
surface O
area O
weights O
naturally O
extends O
to O
the O
new O
CCH B-Material
methods O
that O
solve B-Task
a I-Task
Riemann-like I-Task
problem I-Task
at I-Task
the I-Task
node I-Task
of I-Task
a I-Task
zone I-Task
[ O
10,24,25,3 O
] O
. O
Three O
Runge B-Process
– I-Process
Kutta I-Process
IMEX I-Process
schemes I-Process
were O
tested O
by O
Ullrich O
and O
Jablonowski O
[ O
23 O
] O
for O
the O
HEVI B-Process
solution I-Process
of O
the O
equations O
governing O
atmospheric B-Process
motion I-Process
. O
They O
tested O
the O
ARS B-Process
( I-Process
2,3,2 I-Process
) I-Process
scheme I-Process
of O
Ascher O
et O
al O
. O
[ O
1 O
] O
and O
also O
suggested O
the O
less O
computationally O
expensive O
but O
nearly O
as O
accurate O
Strang B-Process
carryover I-Process
scheme I-Process
. O
This O
involves O
Strang B-Process
splitting I-Process
but O
the O
first O
implicit O
stage O
is O
cleverly O
re-used O
from O
the O
final O
implicit O
stage O
of O
the O
previous O
time-step O
and O
so O
there O
is O
only O
one O
implicit O
solution O
per O
time-step O
. O
Another O
novel O
approach O
taken O
by O
Ullrich O
and O
Jablonowski O
[ O
23 O
] O
is O
to O
use O
a O
Rosenbrock B-Process
solution I-Process
in O
order O
to O
treat O
all O
of O
the O
vertical O
terms O
implicitly O
rather O
than O
just O
the O
terms O
involved O
in O
wave B-Process
propagation I-Process
. O
A O
Rosenbrock B-Process
solution I-Process
is O
one B-Process
iteration I-Process
of I-Process
a I-Process
Newton I-Process
solver I-Process
. O
This O
circumvents O
the O
time-step B-Process
restriction I-Process
associated O
with O
vertical B-Process
advection I-Process
at O
the O
cost O
of O
slowing B-Process
the I-Process
vertical I-Process
advection I-Process
. O
After O
all O
micro O
elements O
reach O
a O
relaxed O
steady-state O
, O
measurements O
are O
obtained O
using O
a O
cumulative B-Process
averaging I-Process
technique I-Process
to O
reduce B-Task
noise I-Task
. O
Each O
micro O
element O
is O
divided B-Process
into I-Process
spatially-oriented I-Process
bins I-Process
in O
the O
y-direction O
in O
order O
to O
resolve B-Process
the I-Process
velocity I-Process
and I-Process
shear-stress I-Process
profiles I-Process
. O
Velocity O
in O
each O
bin O
is O
measured O
using O
the O
Cumulative B-Process
Averaging I-Process
Method I-Process
( O
CAM B-Process
) O
[ O
24 O
] O
, O
while O
the O
stress B-Process
tensor I-Process
field I-Process
is O
measured O
using O
the O
Irving B-Process
– I-Process
Kirkwood I-Process
relationship I-Process
[ O
25 O
] O
. O
A O
least-squares B-Process
polynomial I-Process
fit I-Process
to O
the O
data O
is O
performed O
, O
which O
helps O
reduce B-Task
noise I-Task
further O
. O
The O
fit O
produces O
a O
continuous B-Process
function I-Process
that O
avoids O
stability B-Process
issues I-Process
arising O
from O
supplying B-Process
highly I-Process
fluctuating I-Process
data I-Process
to I-Process
the I-Process
macro I-Process
solver I-Process
. O
A O
least-squares B-Process
fit I-Process
is O
applied O
to O
an O
Nth B-Material
order I-Material
polynomial I-Material
for O
the O
velocity O
profile O
in O
the O
core O
region O
, O
and O
an O
Mth B-Material
order I-Material
polynomial I-Material
for O
the O
velocity O
profile O
in O
the O
constrained O
region O
:( O
16 O
)〈 O
ui,core O
〉=∑ O
k O
= O
1Nbk,iyi′ O
( O
N O
− O
k O
) O
, O
for O
0 O
⩽ O
yi′ O
⩽ O
hcore O
, O
and O
( O
17 O
)〈 O
ui,cs O
〉=∑ O
k O
= O
1Mck,iyi O
″( O
M O
− O
k O
) O
, O
for O
0 O
⩽ O
yi O
″⩽ O
hcs O
, O
where O
bk,i O
and O
ck,i O
are O
the O
coefficients O
of O
the O
polynomials B-Material
used O
in O
the O
core O
micro O
region O
and O
constrained O
region O
respectively O
. O
An O
estimate O
of O
the O
new B-Material
slip I-Material
velocity I-Material
uB O
for O
input O
to O
the O
macro B-Material
solution I-Material
( O
6 O
) O
is O
taken O
directly O
from O
the O
compressed B-Material
wall I-Material
micro-element I-Material
solution I-Material
( O
16 O
) O
, O
at O
yi′ O
= O
0 O
. O
It O
is O
interesting O
to O
quantify B-Task
the I-Task
effects I-Task
of I-Task
the I-Task
Schmidt I-Task
number I-Task
and I-Task
the I-Task
chemical I-Task
reaction I-Task
rate I-Task
on O
the O
bulk-mean B-Material
concentration I-Material
of I-Material
B I-Material
in O
water O
. O
The O
data O
could O
present O
important O
information O
on O
evaluating O
the O
environmental O
impacts O
of O
the O
degradation B-Material
product I-Material
of O
B O
, O
as O
well O
as O
acidification B-Process
of I-Process
water I-Process
by O
the O
chemical B-Process
reaction I-Process
. O
Here O
, O
the O
bulk-mean B-Material
concentration I-Material
of I-Material
B I-Material
is O
defined O
by O
( O
24 O
) O
CB O
⁎¯=∫ O
01 O
〈 O
CB O
⁎〉( O
z O
⁎) O
dz O
⁎ O
Fig. O
15 O
depicts O
the O
effect O
of O
the O
Schmidt B-Material
and O
the O
chemical B-Process
reaction I-Process
rate I-Process
on O
the O
bulk-mean B-Material
concentration I-Material
CB I-Material
⁎¯ I-Material
. O
It O
is O
worth O
to O
mention O
here O
that O
the O
bulk-mean B-Material
concentration I-Material
of I-Material
B I-Material
reaches O
approximately O
0.6 O
as O
the O
chemical B-Process
reaction I-Process
rate I-Process
and O
the O
Schmidt B-Material
number I-Material
increase O
to O
infinite O
, O
and O
the O
concentration O
is O
smaller O
than O
the O
equilibrium B-Material
concentration I-Material
of I-Material
A I-Material
at O
the O
interface O
. O
This O
figure O
indicates O
that O
progress O
of O
the O
chemical B-Process
reaction I-Process
is O
somewhat O
interfered O
by O
turbulent B-Process
mixing I-Process
in O
water O
, O
and O
the O
efficiency O
of O
the O
chemical B-Process
reaction I-Process
is O
up O
to O
approximately O
60 O
% O
. O
The O
efficiency O
of O
the O
chemical O
reaction O
in O
water O
will O
be O
a O
function O
of O
the O
Reynolds B-Material
number I-Material
of O
the O
water O
flow O
, O
and O
the O
efficiency O
could O
increase O
as O
the O
Reynolds O
number O
increases O
. O
We O
need O
an O
extensive O
investigation O
on O
the O
efficiency O
of O
the O
aquarium B-Process
chemical I-Process
reaction I-Process
in O
the O
near O
future O
to O
extend O
the O
results O
of O
this O
study O
further O
to O
establish O
practical B-Process
modelling I-Process
for O
the O
gas B-Process
exchange I-Process
between O
air O
and O
water O
. O
Numerical B-Task
simulation I-Task
of O
the O
gas B-Process
flow I-Process
through O
such O
non-trivial O
internal O
geometries O
is O
, O
however O
, O
extremely O
challenging O
. O
This O
is O
because O
conventional B-Process
continuum I-Process
fluid I-Process
dynamics I-Process
, O
which O
assumes O
that O
locally O
a O
gas O
is O
close O
to O
a O
state O
of O
thermodynamic B-Process
equilibrium I-Process
, O
becomes O
invalid O
or O
inaccurate O
as O
the O
smallest O
characteristic O
scale O
of O
the O
geometry O
( O
e.g. O
the O
channel B-Material
height I-Material
) O
approaches O
the O
mean O
distance O
between O
molecular B-Process
collisions I-Process
, O
λ O
[ O
1 O
] O
. O
An O
accurate B-Process
and I-Process
flexible I-Process
modelling I-Process
alternative I-Process
for O
these O
cases O
is O
the O
direct B-Process
simulation I-Process
Monte I-Process
Carlo I-Process
method I-Process
( O
DSMC B-Process
) O
[ O
2 O
] O
. O
However O
, O
DSMC O
can O
be O
prohibitively O
expensive O
for O
internal-flow B-Process
applications I-Process
, O
which O
typically O
have O
a O
geometry O
of O
high-aspect B-Material
ratio I-Material
( O
i.e. O
are O
extremely O
long O
, O
relative O
to O
their O
cross-section O
) O
. O
The O
high-aspect O
ratio O
creates O
a O
formidable O
multiscale B-Task
problem I-Task
: O
processes O
need O
to O
be O
resolved O
occurring O
over O
the O
smallest O
characteristic O
scale O
of O
the O
geometry O
( O
e.g. O
a O
channel O
ʼs O
height O
) O
, O
as O
well O
as O
over O
the O
largest O
characteristic O
scale O
of O
the O
geometry O
( O
e.g. O
the O
length O
of O
a O
long B-Process
channel I-Process
network I-Process
) O
, O
simultaneously O
. O
The O
test O
cases O
confirm O
that O
the O
high-order B-Process
discretisation I-Process
retains O
exponential B-Process
convergence I-Process
properties I-Process
with O
increasing O
geometric O
and O
expansion O
polynomial O
order O
if O
both O
the O
solution B-Material
and O
true B-Material
surface I-Material
are O
smooth O
. O
Errors O
are O
found O
to O
saturate O
when O
the O
geometric O
errors O
, O
due O
to O
the O
parametrisation B-Process
of I-Process
the I-Process
surface I-Process
elements I-Process
, O
begin O
to O
dominate O
the O
temporal O
and O
spatial O
discretisation O
errors O
. O
For O
the O
smooth B-Material
solutions I-Material
considered O
as O
test O
cases O
, O
the O
results O
show O
that O
this O
dominance O
of O
geometric O
errors O
quickly O
limits O
the O
effectiveness O
of O
further O
increases O
in O
the O
number O
of O
degrees O
of O
freedom O
, O
either O
through O
mesh B-Process
refinement I-Process
or O
higher B-Process
solution I-Process
polynomial I-Process
orders I-Process
. O
Increasing O
the O
order O
of O
the O
geometry B-Process
parametrisation I-Process
reduces O
the O
geometric B-Process
error I-Process
. O
The O
analytic B-Task
test I-Task
cases I-Task
presented O
here O
use O
a O
coarse B-Material
curvilinear I-Material
mesh I-Material
; O
for O
applications O
, O
meshes B-Material
are O
typically O
more O
refined O
in O
order O
to O
capture B-Process
features I-Process
in I-Process
the I-Process
solution I-Process
and O
so O
will O
better O
capture B-Process
the I-Process
geometry I-Process
and O
consequently O
reduce B-Process
this I-Process
lower I-Process
bound I-Process
on O
the O
solution B-Material
error O
. O
If O
the O
solution O
is O
not O
smooth O
, O
we O
do O
not O
expect O
to O
see O
rapid O
convergence O
. O
In O
the O
case O
that O
the O
solution O
is O
smooth O
, O
but O
the O
true B-Material
surface I-Material
is O
not O
, O
then O
exponential B-Process
convergence I-Process
with O
P B-Material
and O
Pg B-Material
can O
only O
be O
achieved O
if O
, O
and O
only O
if O
, O
the O
discontinuities B-Process
are I-Process
aligned I-Process
with I-Process
element I-Process
boundaries I-Process
. O
However O
, O
if O
discontinuities O
lie O
within O
an O
element O
, O
convergence O
will O
be O
limited O
by O
the O
geometric B-Process
approximation I-Process
, O
since O
the O
true B-Material
surface I-Material
cannot O
be O
captured O
. O
In O
the O
cardiac B-Task
problem I-Task
, O
we O
consider O
both O
the O
true B-Material
surface I-Material
and O
solution B-Material
to O
be O
smooth O
. O
DPD B-Process
was O
first O
proposed O
in O
order O
to O
recover O
the O
properties O
of O
isotropy B-Process
( O
and O
Galilean B-Process
invariance I-Process
) O
that O
were O
broken O
in O
the O
so-called O
lattice-gas B-Process
automata I-Process
method O
[ O
5 O
] O
. O
In O
DPD B-Process
, O
each O
body O
is O
regarded O
as O
a O
coarse-grained B-Material
particle I-Material
. O
These O
particles B-Material
interact O
in O
a O
soft O
( O
and O
short-ranged O
) O
potential O
, O
allowing O
larger O
integration O
timesteps O
than O
would O
be O
possible O
in O
MD B-Process
, O
while O
simultaneously O
decreasing O
the O
number O
of O
degrees O
of O
freedom O
required O
. O
As O
in O
Langevin B-Process
dynamics I-Process
, O
a O
thermostat B-Process
consisting O
of O
well-balanced O
damping O
and O
stochastic O
terms O
is O
applied O
to O
each O
particle O
. O
However O
, O
unlike O
in O
Langevin B-Process
dynamics I-Process
, O
both O
terms O
are O
pairwise O
and O
the O
damping O
term O
is O
based O
on O
relative O
velocities O
, O
leading O
to O
the O
conservation O
of O
both O
the O
angular B-Process
momentum I-Process
and O
the O
linear B-Process
momentum I-Process
. O
The O
property O
of O
Galilean B-Process
invariance I-Process
( O
i.e. O
, O
the O
dependence B-Process
on I-Process
the I-Process
relative I-Process
velocity I-Process
) O
makes O
DPD B-Process
a O
profile-unbiased B-Process
thermostat I-Process
( O
PUT B-Process
) O
[ O
6,7 O
] O
by O
construction O
and O
thus O
it O
is O
an O
ideal O
thermostat O
for O
nonequilibrium B-Task
molecular I-Task
dynamics I-Task
( I-Task
NEMD I-Task
) I-Task
[ O
8 O
] O
. O
The O
momentum O
is O
expected O
to O
propagate O
locally O
( O
while O
global O
momentum O
is O
conserved O
) O
and O
thus O
the O
correct O
hydrodynamics O
is O
expected O
in O
DPD B-Process
[ O
8 O
] O
, O
as O
demonstrated O
previously O
in O
[ O
9 O
] O
. O
Due O
to O
the O
aforementioned O
properties O
, O
DPD O
has O
been O
widely O
used O
to O
recover B-Task
thermodynamic I-Task
, I-Task
dynamical I-Task
, I-Task
and I-Task
rheological I-Task
properties I-Task
of O
complex B-Material
fluids I-Material
, O
with O
applications O
in O
polymer B-Material
solutions I-Material
[ O
10 O
] O
, O
colloidal B-Material
suspensions I-Material
[ O
11 O
] O
, O
multiphase B-Material
flows I-Material
[ O
12 O
] O
, O
and O
biological B-Material
systems I-Material
[ O
13 O
] O
. O
DPD B-Process
has O
been O
compared O
with O
Langevin B-Process
dynamics I-Process
for O
out-of-equilibrium O
simulations O
of O
polymeric B-Process
systems I-Process
in O
[ O
14 O
] O
, O
where O
as O
expected O
the O
correct O
dynamic B-Process
fluctuations I-Process
of O
the O
polymers B-Material
were O
obtained O
with O
the O
former O
but O
not O
with O
the O
latter O
. O
Copper-catalyzed B-Material
Huisgen I-Material
cycloadditions I-Material
have O
been O
recently O
extensively O
studied O
by O
polymer O
chemists O
for O
the O
synthesis B-Task
of I-Task
functional I-Task
polymers I-Task
( O
either O
end-functional O
or O
side-functional O
) O
. O
The O
post-functionalization O
of O
synthetic B-Material
polymers I-Material
is O
an O
important O
feature O
of O
macromolecular B-Task
engineering I-Task
as O
many O
polymerization B-Process
mechanisms O
are O
rather O
sensitive O
to O
the O
presence O
of O
bulky O
or O
functional O
groups O
. O
For O
example O
, O
a O
wide O
variety O
of O
telechelic B-Material
polymers I-Material
( O
i.e. O
polymers B-Material
with I-Material
defined I-Material
chain-ends I-Material
) O
can O
be O
efficiently O
prepared O
using O
a O
combination O
of O
atom B-Process
transfer I-Process
radical I-Process
polymerization I-Process
( O
ATRP B-Process
) O
and O
CuAAC B-Process
. O
This O
strategy O
was O
independently O
reported O
in O
early O
2005 O
by O
van O
Hest O
and O
Opsteen O
[ O
31 O
] O
, O
Lutz O
et O
al O
. O
[ O
32 O
] O
, O
and O
Matyjaszewski O
et O
al O
. O
[ O
33 O
] O
. O
Such O
step O
was O
important O
since O
ATRP B-Process
is O
a O
very O
popular O
polymerization B-Process
method O
in O
modern O
materials O
science O
[ O
34,35 O
] O
. O
Indeed O
, O
ATRP B-Process
is O
a O
facile O
technique O
, O
which O
allows O
the O
preparation B-Process
of I-Process
well-defined I-Process
polymers I-Process
with O
narrow O
molecular O
weight O
distribution O
, O
predictable O
chain O
length O
, O
controlled O
microstructure O
, O
defined O
chain-ends O
and O
controlled O
architecture O
[ O
36 O
– O
41 O
] O
. O
However O
, O
the O
range O
of O
possibilities O
of O
ATRP B-Process
can O
be O
further O
broadened O
by O
CuAAC B-Process
. O
For O
instance O
, O
the O
ω-bromine B-Material
chain-ends I-Material
of I-Material
polymers I-Material
prepared O
by O
ATRP B-Process
can O
be O
transformed O
into O
azides B-Material
by O
nucleophilic B-Process
substitution I-Process
and O
subsequently O
reacted O
with O
functional O
alkynes B-Material
( O
Scheme O
3 O
) O
[ O
32 O
] O
. O
Due O
to O
the O
very O
high O
chemoselectivity O
of O
CuAAC B-Process
, O
this O
method O
is O
highly O
modular O
and O
may O
be O
used O
to O
synthesize O
a O
wide O
range O
of O
ω-functional B-Material
polymers I-Material
. O
Moreover O
, O
the O
formed O
triazole B-Material
rings I-Material
are O
not O
“ O
passive O
” O
spacers O
but O
interesting O
functions O
exhibiting O
H-bonds B-Process
capability O
, O
aromaticity O
and O
rigidity O
. O
The O
viscoelastic B-Process
behavior I-Process
of O
elastomers B-Material
containing O
small O
amounts O
of O
unattached O
chains O
has O
been O
investigated O
to O
characterize B-Task
the I-Task
dynamics I-Task
of I-Task
the I-Task
polymer I-Task
chains I-Task
trapped O
in O
fixed O
networks O
[ O
66 O
– O
68 O
] O
. O
Polymer B-Material
chains I-Material
trapped O
in O
fixed O
networks O
constitute O
a O
simpler O
system O
for O
the O
study O
of O
the O
polymer B-Material
chain I-Material
dynamics O
than O
the O
corresponding O
uncrosslinked O
polymer B-Material
melts I-Material
. O
This O
is O
because O
the O
complicated O
effect O
of O
the O
motion O
of O
the O
surrounding O
chains O
on O
the O
dynamics O
of O
the O
probe B-Material
chain I-Material
– O
called O
“ O
constraint B-Process
release I-Process
” O
[ O
69 O
] O
– O
is O
absent O
in O
the O
fixed O
network O
systems O
. O
Most O
of O
the O
earlier O
studies O
employed O
randomly O
crosslinked B-Material
elastomers I-Material
as O
host O
networks O
. O
In O
this O
case O
, O
precise O
control B-Task
of I-Task
the I-Task
mesh I-Task
size I-Task
of O
the O
host O
networks O
is O
not O
possible O
, O
and O
the O
mesh O
size O
has O
a O
broad O
distribution O
. O
The O
end-linking O
systems O
give O
the O
host O
networks O
a O
more O
uniform O
mesh O
size O
, O
and O
they O
can O
control O
the O
mesh O
size O
by O
the O
size O
of O
the O
precursor B-Material
chains I-Material
. O
We O
investigated O
the O
dynamic O
viscoelasticity O
of O
end-linked O
PDMS B-Material
elastomers I-Material
containing O
unattached O
linear O
PDMS O
as O
functions O
of O
the O
size O
of O
the O
unattached B-Material
chains I-Material
( O
Mg B-Material
) O
and O
the O
network B-Material
mesh I-Material
( O
Mx B-Material
) O
( O
Fig. O
9a O
) O
[ O
70 O
] O
. O
We O
employed O
two O
types O
of O
host O
networks O
with O
Mx B-Process
> I-Process
Me I-Process
and O
Mx B-Process
< I-Process
Me I-Process
where O
Me O
(≈ O
10,000 O
for O
PDMS B-Material
) O
is O
the O
molecular O
mass O
between O
adjacent O
entanglements O
in O
the O
molten O
state O
. O
The O
Mx B-Process
> I-Process
Me I-Process
and O
Mx B-Process
< I-Process
Me I-Process
networks O
( O
designated O
as O
NL B-Process
and O
NS B-Process
, O
respectively O
) O
were O
designed O
by O
end-linking O
the O
long O
( O
Mn O
= O
84,000 O
) O
and O
short O
precursor O
chains O
( O
Mn O
= O
4,550 O
) O
, O
respectively O
. O
The O
mesh B-Material
of O
the O
NL O
networks O
is O
dominated O
by O
trapped O
entanglements O
, O
while O
that O
of O
the O
NS O
network O
is O
governed O
by O
chemical O
cross-links O
. O
When O
incompatible O
three O
component O
polymer B-Material
chains I-Material
are O
tethered O
at O
a O
junction O
point O
, O
the O
resultant O
star B-Material
molecules I-Material
of O
the O
ABC O
type O
are O
in O
a O
very O
frustrated O
field O
in O
bulk O
. O
That O
is O
, O
their O
junction O
points O
cannot O
be O
aligned O
on O
two-dimensional O
planes O
but O
on O
one-dimensional O
lines O
, O
as O
schematically O
shown O
in O
Fig. O
1. O
Furthermore O
, O
when O
the O
chain O
length O
difference O
is O
not O
so O
large O
, O
the O
array O
of O
junction O
points O
tends O
to O
be O
straight O
and O
long O
one O
. O
Consequently O
each O
domain O
with O
mesoscopic O
sizes O
becomes O
cylinders B-Material
, O
and O
their O
cross O
sections O
could O
be O
conformed O
by O
polygons B-Material
[ O
28,29 O
] O
. O
This O
is O
because O
three B-Material
interfaces I-Material
, I-Material
A I-Material
/ I-Material
B I-Material
, I-Material
B I-Material
/ I-Material
C I-Material
and I-Material
C I-Material
/ I-Material
A I-Material
are O
likely O
to O
be O
flat O
since O
there O
exist O
no O
junction O
points O
at O
interfaces O
and O
therefore O
chain B-Process
entropy I-Process
contribution O
to O
the O
free O
energy O
of O
structure O
formation O
is O
considerably O
small O
comparing O
with O
regular O
block O
and O
graft O
copolymer O
systems O
. O
As O
a O
matter O
of O
fact O
, O
Dotera O
predicted O
several O
tiling O
patterns O
by O
the O
diagonal B-Process
bond I-Process
method I-Process
, O
a O
new O
Monte B-Process
Carlo I-Process
Simulation I-Process
[ O
30 O
] O
, O
while O
Gemma O
and O
Dotera O
pointed O
out O
that O
only O
three O
regular O
tilings O
, O
i.e. O
, O
( O
6.6.6 O
) O
, O
( O
4.8.8 O
) O
and O
( O
4.6.12 O
) O
are O
permitted O
for O
three-branched B-Material
molecules I-Material
proposed O
as O
the O
“ O
even B-Process
polygon I-Process
theorem I-Process
” O
[ O
31 O
] O
. O
A O
living O
polymerization B-Process
is O
a O
reaction B-Process
without O
transfer O
and O
termination B-Process
reactions O
that O
can O
proceed O
up O
to O
complete O
monomer B-Process
conversion I-Process
. O
In O
addition O
, O
when O
initiation O
is O
quantitative O
and O
fast O
compared O
to O
the O
propagation B-Process
reaction O
, O
polymers B-Material
with O
precisely O
controlled O
chain O
length O
and O
narrow O
molar O
mass O
distribution O
can O
be O
obtained O
. O
In O
the O
case O
of O
an O
industrial B-Task
styrene I-Task
polymerization I-Task
this O
would O
permit O
to O
avoid O
any O
specific O
washing B-Process
or O
degassing B-Process
steps O
, O
which O
are O
necessary O
in O
the O
radical O
process O
to O
remove O
residual O
monomer O
and O
low B-Material
molar I-Material
mass I-Material
oligomers I-Material
. O
Since O
head-to-head O
defects O
along O
the O
chains O
are O
absent O
, O
anionic B-Material
polystyrene I-Material
would O
exhibit O
also O
a O
better O
thermal O
stability O
than O
radical O
one O
. O
Therefore O
, O
production B-Task
of I-Task
anionic I-Task
polystyrene I-Task
( I-Task
PS I-Task
) I-Task
would O
be O
of O
interest O
if O
the O
conditions O
required O
to O
control O
the O
polymerization B-Process
could O
be O
adapted O
to O
the O
market O
and O
be O
able O
to O
compete O
economically O
with O
industrial O
radical O
processes O
. O
The O
use O
of O
organic B-Material
solvents I-Material
and O
of O
expensive O
alkyllithium B-Process
initiators I-Process
, O
as O
well O
as O
the O
relatively O
low O
reaction O
temperatures O
required O
, O
was O
some O
important O
limitation O
to O
overcome O
. O
The O
possibilities O
to O
achieve O
a O
quantitative O
living-like O
anionic B-Process
polymerization I-Process
of I-Process
styrene I-Process
in O
the O
absence O
of O
solvent B-Material
and O
at O
elevated O
temperature O
, O
using O
inexpensive O
initiating O
systems O
, O
were O
the O
main O
targets O
identified O
to O
tremendously O
decrease O
the O
cost O
of O
the O
anionic O
process O
. O
This O
implied O
at O
first O
to O
control O
the O
reactivity O
and O
stability O
of O
initiating O
and O
propagating B-Process
active I-Process
species I-Process
in O
such O
unusual O
operating O
conditions O
. O
A O
hydroxyl-functionalized O
poly O
( O
butylene O
succinate O
) O
based O
polyester B-Material
was O
prepared O
by O
conventional O
polycondensation B-Process
of O
benzyl-protected O
dimethyl B-Material
malonate I-Material
and O
1,4-butanediol B-Material
( O
Scheme O
2 O
( O
a O
)) O
[ O
24a O
] O
. O
Yao O
et O
al. O
reported O
on O
the O
direct O
polycondensation B-Process
of O
l-lactic B-Material
acid I-Material
and O
citric B-Material
acid I-Material
with O
the O
formation O
of O
poly B-Material
[( I-Material
l-lactic I-Material
acid I-Material
)- I-Material
co I-Material
-( I-Material
citric I-Material
acid I-Material
)] I-Material
, O
obtaining O
a O
polyester B-Material
oligomer I-Material
with O
both O
pendant O
carboxylic O
and O
hydroxyl O
groups O
[ O
24b O
] O
. O
This O
PLCA B-Material
oligomer I-Material
was O
reacted O
with O
dihydroxylated B-Material
PLLA I-Material
as O
a O
macromonomer O
, O
yielding O
a O
PLCA B-Material
– I-Material
PLLA I-Material
multiblock I-Material
copolymer I-Material
as O
shown O
in O
Scheme O
2 O
( O
b O
) O
. O
While O
lipases B-Material
have O
been O
investigated O
for O
the O
ring-opening B-Process
polymerization I-Process
( O
ROP B-Process
) O
of O
cyclic B-Material
ester I-Material
monomers I-Material
[ O
25,26 O
] O
, O
they O
have O
also O
been O
used O
for O
the O
preparation O
of O
polyesters B-Material
by O
polycondensation B-Process
reactions O
. O
The O
advantage O
of O
this O
technique O
is O
that O
these O
enzyme-catalyzed B-Process
reactions O
proceed O
without O
protection O
of O
the O
pendant O
functional O
groups O
. O
In O
this O
field O
, O
hydroxyl-bearing B-Material
polyesters I-Material
have O
been O
synthesized O
by O
the O
copolymerization B-Process
of O
divinyl B-Material
adipate I-Material
with O
various O
triols B-Material
( O
e.g. O
glycerol B-Material
, O
1,2,4-butanetriol B-Material
) O
as O
represented O
in O
Scheme O
2 O
( O
c O
) O
[ O
27 O
] O
and O
by O
copolymerizations B-Process
of O
1,8-octanediol B-Material
with O
adipic B-Material
acid I-Material
and O
several O
alditols B-Material
[ O
28 O
] O
. O
Very O
recently O
, O
several O
α-hydroxy B-Material
acids I-Material
derived O
from O
amino B-Material
acids I-Material
were O
homo O
- O
and O
copolymerized O
with O
lactic B-Material
acid I-Material
by O
polycondensation B-Process
in O
bulk O
without O
protected O
monomers B-Material
( O
Scheme O
2 O
( O
d O
)) O
[ O
29 O
] O
. O
Biodegradable B-Material
polyesters I-Material
with O
various O
pendant O
groups O
were O
obtained O
, O
although O
the O
molecular O
weights O
remained O
low O
( O
1000 O
– O
3000gmol O
− O
1 O
) O
. O
Despite O
the O
loss O
of O
directed O
, O
self-complementary O
hydrogen B-Process
bonding I-Process
through O
alkylation B-Process
of O
the O
imidazole O
ring O
, O
electrostatic B-Process
aggregation I-Process
of O
imidazolium B-Material
salts I-Material
is O
a O
tunable O
, O
self-assembly O
process O
, O
which O
is O
instrumental O
to O
several O
applications O
. O
Imidazolium B-Material
salts I-Material
are O
used O
to O
extract O
metal B-Material
ions I-Material
from O
aqueous B-Material
solutions I-Material
and O
coat O
metal B-Material
nanoparticles I-Material
[ O
15 O
] O
, O
dissolve O
carbohydrates B-Material
[ O
16 O
] O
, O
and O
create O
polyelectrolyte B-Process
brushes I-Process
on O
surfaces O
[ O
17 O
] O
. O
For O
example O
, O
atom B-Process
transfer I-Process
radical I-Process
polymerization I-Process
( O
ATRP B-Process
) O
was O
used O
to O
graft O
poly B-Material
( I-Material
1-ethyl I-Material
3 I-Material
-( I-Material
2-methacryloyloxy I-Material
ethyl I-Material
) I-Material
imidazolium I-Material
chloride I-Material
) O
brushes O
onto O
gold B-Material
surfaces I-Material
[ O
17 O
] O
. O
One O
of O
the O
imidazolium B-Material
salt I-Material
’s O
most O
promising O
attributes O
is O
its O
antimicrobial B-Process
action I-Process
[ O
12,18 O
] O
and O
molecular O
self-assembly O
into O
liquid B-Material
crystals I-Material
[ O
19,20 O
] O
. O
1-Alkyl-3-methylimidazolium B-Material
chlorides I-Material
and O
bromides B-Material
, O
1-alkyl-2-methyl-3-hydroxyethylimidazolium B-Material
chlorides I-Material
, O
and O
N-alkyl-N-hydroxyethylpyrrolidinonium B-Material
, O
for O
example O
, O
all O
exhibit O
strong O
biocidal B-Process
activity I-Process
[ O
18 O
] O
. O
Hydrogels B-Material
form I-Material
from O
polymerized B-Material
methylimidazolium-based I-Material
ionic I-Material
liquids I-Material
with O
acryloyl B-Material
groups I-Material
; O
the O
polymer B-Material
self-assembles O
into O
organized B-Material
lamellae I-Material
with O
unique O
swelling O
properties O
, O
leading O
to O
bioactive B-Task
applications I-Task
[ O
19 O
] O
. O
Other O
bioactive O
applications O
for O
imidazolium B-Material
salts I-Material
include O
antiarrhythmics B-Material
[ O
21 O
] O
, O
anti-metastic B-Material
agents I-Material
[ O
22,23 O
] O
, O
and O
imidazolium-based B-Material
steroids I-Material
[ O
24 O
] O
. O
Separation B-Process
applications I-Process
include O
efficient B-Process
absorption I-Process
of I-Process
CO2 I-Process
[ O
25 O
] O
. O
Imidazolium B-Material
salts I-Material
enhance O
vesicle B-Process
formation I-Process
as O
imidazolium B-Material
surfactants I-Material
[ O
26 O
] O
, O
and O
they O
also O
find O
application O
in O
polymeric B-Process
actuators I-Process
[ O
27 O
] O
. O
Although O
the O
basic O
mechanisms O
of O
the O
AD B-Process
process O
are O
reasonably O
well O
understood O
, O
it O
has O
not O
proved O
simple O
to O
apply O
existing O
theories O
to O
the O
interpretation O
of O
experimental O
data O
. O
What O
is O
needed O
is O
a O
combination O
of O
the O
AD O
theory O
and O
the O
electronic O
structure O
of O
realistic O
systems O
, O
including O
surface B-Material
defects I-Material
and O
adsorbed B-Material
species I-Material
. O
Such O
electronic O
structure O
calculations O
are O
still O
complex O
and O
time-consuming O
. O
In O
many O
cases O
, O
especially O
for O
insulating O
surfaces O
, O
attempts O
to O
model O
MIES B-Material
spectra I-Material
use O
simple O
or O
intuitive O
models O
. O
In O
Refs O
. O
[ O
4,6,23 O
] O
it O
is O
assumed O
that O
the O
main O
transition O
mechanism O
is O
Auger B-Process
de-excitation I-Process
, O
and O
the O
MIES B-Material
spectra I-Material
have O
been O
simulated O
by O
the O
surface O
density B-Process
of I-Process
states I-Process
( O
DOS B-Process
) O
projected O
on O
the O
surface B-Material
oxygen I-Material
ions I-Material
of O
the O
uppermost O
surface O
layer O
using O
a O
Hartree B-Process
– I-Process
Fock I-Process
method I-Process
( O
the O
crystal B-Process
code I-Process
[ O
24,25 O
]) O
and O
a O
density B-Process
functional I-Process
theory I-Process
( O
DFT B-Process
) O
method O
( O
the O
cetep B-Process
code I-Process
[ O
26 O
]) O
. O
The O
effect O
of O
the O
overlap O
between O
the O
surface O
and O
He O
( O
1s O
) O
wavefunctions O
was O
taken O
into O
account O
only O
approximately O
by O
applying O
an O
additional O
z-dependent O
exponential O
factor O
to O
the O
surface O
DOS B-Process
. O
Other O
workers O
[ O
5,6 O
] O
estimated O
the O
AD B-Process
transition I-Process
probability O
using O
a O
DOS B-Process
projected O
on O
to O
the O
projectile O
1s O
atomic O
orbital O
. O
However O
, O
they O
were O
not O
able O
to O
use O
state-of-the-art O
methods O
for O
the O
surface O
electronic O
structure O
. O
Yet O
the O
success O
of O
the O
simplified O
treatments O
[ O
4 O
– O
6 O
] O
, O
especially O
for O
MIES B-Material
features O
such O
as O
relative O
energies O
of O
the O
different O
peaks O
, O
suggests O
that O
real O
spectra O
are O
indeed O
related O
to O
the O
projection O
of O
the O
surface O
DOS B-Process
on O
to O
the O
projectile O
orbital O
. O
In O
this O
section O
, O
we O
use O
the O
terrain B-Process
data I-Process
processing I-Process
as O
an O
example O
to O
describe B-Task
the I-Task
geodetic I-Task
data I-Task
transformation I-Task
method I-Task
. O
Since O
Google O
Maps O
/ O
Earth O
server O
only O
gives O
the O
terrain O
data O
in O
graphical O
display O
, O
we O
have O
to O
get O
terrain B-Material
digital I-Material
data I-Material
from O
other O
sources O
. O
The O
fine-resolution B-Process
( I-Process
3 I-Process
″ I-Process
or I-Process
finer I-Process
) I-Process
terrain I-Process
data I-Process
bases I-Process
such O
as O
SRTM B-Process
( O
Shuttle B-Process
Radar I-Process
Topographical I-Process
Mission I-Process
) O
or O
USGS O
's O
DEM B-Process
( O
Digital B-Process
Elevation I-Process
Model I-Process
) O
data O
are O
necessary O
. O
Moreover O
, O
since O
3DWF O
is O
used O
to O
model O
the O
fine-scale B-Process
( I-Process
meters I-Process
up I-Process
to I-Process
100m I-Process
) I-Process
atmospheric I-Process
flow I-Process
, O
it O
needs O
fine O
resolution O
terrain O
data O
. O
In O
this O
project O
, O
we O
use O
the O
terrain O
elevation O
data O
set O
from O
SRTM B-Process
( O
Farr O
et O
al O
. O
2007 O
) O
with O
3-arcsecond O
(~ O
90m O
resolution O
at O
the O
equator O
) O
resolution O
. O
The O
data O
covers O
the O
land O
area O
, O
nearly O
global O
from O
56S O
to O
60N O
latitudes O
. O
We O
use O
the O
processed O
version O
4 O
SRTM O
data O
set O
as O
described O
in O
Gamache O
( O
2005 O
) O
in O
which O
some O
of O
the O
missing O
data O
holes O
were O
filled O
. O
The O
original O
data O
is O
organized O
in O
WGS84 B-Material
( O
World B-Material
Geodetic I-Material
System I-Material
84 I-Material
) O
geodetic O
coordinate O
system O
. O
When O
the O
data O
are O
applied O
to O
the O
3DWF B-Process
model O
, O
they O
are O
transformed O
to O
the O
local O
East B-Material
, I-Material
North I-Material
and I-Material
Up I-Material
( O
ENU B-Material
) O
coordinate O
( O
see O
Fig. O
3 O
) O
. O
Since O
the O
3DWF B-Process
is O
a O
fine O
scale O
wind O
model O
and O
its O
entire O
model O
domain O
is O
not O
intended O
to O
be O
larger O
than O
20 O
× O
20km O
, O
this O
Cartesian B-Material
coordinate I-Material
system I-Material
is O
a O
good O
choice O
with O
very O
little O
distortion O
due O
to O
the O
curvature O
of O
the O
Earth O
's O
surface O
. O
The O
transformation O
from O
the O
WGS84 O
data O
to O
the O
ENU O
coordinate O
is O
performed O
as O
follows O
( O
Fukushima O
, O
2006 O
; O
Featherstone O
and O
Claessens O
, O
2008 O
) O
. O
Apache B-Process
Pig I-Process
is O
a O
platform O
for O
creating O
MapReduce B-Process
workflows I-Process
with O
Hadoop B-Material
. O
These O
workflows O
are O
expressed O
as O
directed B-Material
acyclic I-Material
graphs I-Material
( O
DAGs B-Material
) O
of O
tasks O
that O
exist O
at O
a O
conceptually O
higher O
level O
than O
their O
implementations O
as O
series O
of O
MapReduce B-Process
jobs O
. O
Pig B-Process
Latin I-Process
is O
the O
procedural O
language O
used O
for O
building O
these O
workflows O
, O
providing O
syntax O
similar O
to O
the O
declarative O
SQL B-Process
commonly O
used O
for O
relational O
database O
systems O
. O
In O
addition O
to O
standard O
SQL B-Process
operations I-Process
, O
Pig B-Process
can O
be O
extended O
with O
user-defined B-Process
functions I-Process
( O
UDFs B-Process
) O
commonly O
written O
in O
Java O
. O
We O
adopted O
Pig B-Process
for O
our O
implementation O
of O
the O
correlator O
to O
speed O
up O
development O
time O
, O
allow O
for O
ad O
hoc O
workflow O
changes O
, O
and O
to O
embrace O
the O
Hadoop B-Material
community O
׳ O
s O
migration O
away O
from O
MapReduce B-Process
towards O
more O
generalized O
DAG B-Task
processing I-Task
( O
Mayer O
, O
2013 O
) O
. O
Specifically O
, O
in O
the O
event O
that O
future O
versions O
of O
Hadoop B-Material
are O
optimized O
to O
support O
paradigms O
other O
than O
MapReduce B-Process
, O
Pig B-Material
scripts I-Material
could O
take O
advantage O
of O
these O
advances O
without O
recoding O
, O
whereas O
explicit O
Java B-Process
MapReduce I-Process
jobs O
would O
need O
to O
be O
rewritten O
. O
The B-Task
threshold I-Task
values I-Task
for I-Task
removing I-Task
large I-Task
caters I-Task
were I-Task
determined I-Task
by O
examining O
the O
craters O
within O
the O
study O
area O
, O
referencing O
previous O
studies O
( O
Molloy O
and O
Stepinski O
, O
2007 O
) O
, O
and O
some O
trial O
and O
error O
. O
After O
the O
parameter O
values O
are O
determined O
, O
the O
rest O
of O
the O
process O
is O
automated O
. O
However O
, O
we O
do O
anticipate O
some O
minimum O
manual B-Process
editing I-Process
may O
be O
needed O
in O
some O
complicated O
terrains O
when O
apply O
it O
to O
all O
of O
Mars O
. O
To O
minimize O
the O
distortion O
resulted O
from O
map O
projection O
on O
global O
datasets O
, O
we O
will O
choose O
an O
equal O
area O
projection O
by O
evaluating O
the O
options O
suggested O
in O
Steinwand O
et O
al O
. O
( O
1995 O
) O
or O
conduct O
geodesic O
area O
calculation O
using O
software O
such O
as O
“ O
Tools B-Process
for I-Process
Graphics I-Process
and I-Process
Shapes I-Process
” O
( O
http O
:// O
www.jennessent.com O
/ O
arcgis O
/ O
shapes O
_ O
graphics.htm O
) O
Although O
post-formational O
modification O
to O
the O
valleys O
may O
be O
minimum O
( O
Williams O
and O
Phillips O
, O
2001 O
) O
, O
there O
may O
nonetheless O
be O
modifications O
such O
as O
eolian O
fill O
and O
mass O
wasting O
( O
e.g. O
, O
Grant O
et O
al. O
, O
2008 O
) O
. O
Thus O
the O
volume O
estimates O
derived O
with O
PBTH B-Process
method I-Process
represents O
a O
lower O
bound O
. O
Comparing O
the O
estimates O
from O
MOLA B-Material
and O
HRSC B-Material
data O
reveals O
that O
MOLA B-Material
estimate O
is O
about O
91 O
% O
of O
HRSC B-Material
value O
. O
However O
, O
MOLA B-Material
has O
global O
coverage O
whereas O
HRSC B-Material
does O
not O
. O
Therefore O
, O
for O
areas O
where O
there O
is O
only O
MOLA B-Material
coverage O
, O
the O
estimate O
may O
be O
scaled O
upward O
by O
1.1 O
times O
. O
The O
algorithm O
has O
been O
tested O
on O
DEMs B-Material
with O
various O
resolutions O
( O
2 O
m O
for O
simulated O
DEM B-Material
, O
75m O
for O
HRSC B-Material
, O
and O
463m O
for O
MOLA B-Material
) O
. O
It O
can O
certainly O
be O
applied O
to O
higher O
resolution O
DEMs B-Material
for O
Mars O
when O
they O
become O
available O
, O
but O
the O
threshold O
values O
will O
need O
to O
be O
adjusted O
. O
This O
research O
traces O
the O
implementation O
of O
an O
information O
system O
in O
the O
form O
of O
ERP B-Material
modules I-Material
covering O
tenant O
and O
contract O
management O
in O
a O
Chinese O
service O
company O
. O
Misalignments O
between O
the O
ERP B-Process
system I-Process
specification O
and O
user O
needs O
led O
to O
the O
adoption O
of O
informal O
processes O
within O
the O
organisation O
. O
These O
processes O
are O
facilitated O
within O
an O
informal O
organisational O
structure O
and O
are O
based O
on O
human O
interactions O
undertaken O
within O
the O
formal O
organisation O
. O
Rather O
than O
to O
attempt O
to O
suppress O
the O
emergence O
of O
the O
informal O
organisation O
the O
company O
decided O
to O
channel O
the O
energies O
of O
staff O
involved O
in O
informal O
processes O
towards O
organisational O
goals O
. O
The O
company O
achieved O
this O
by O
harnessing O
the O
capabilities O
of O
what O
we O
term O
a O
hybrid B-Process
ERP I-Process
system I-Process
, O
combining O
the O
functionality O
of O
a O
traditional O
( O
formal O
) O
ERP B-Process
installation I-Process
with O
the O
capabilities O
of O
Enterprise B-Process
Social I-Process
Software I-Process
( O
ESS B-Process
) O
. O
However O
the O
company O
recognised O
that O
the O
successful O
operation O
of O
the O
hybrid O
ERP B-Process
system I-Process
would O
require O
a O
number O
of O
changes O
in O
organisational O
design O
in O
areas O
such O
as O
reporting O
structures O
and O
communication O
channels O
. O
A O
narrative O
provided O
by O
interviews O
with O
company O
personnel O
is O
thematised O
around O
the O
formal O
and O
informal O
characteristics O
of O
the O
organisation O
as O
defined O
in O
the O
literature O
. O
This O
leads O
to O
a O
definition O
of O
the O
characteristics O
of O
the O
hybrid O
organisation O
and O
strategies O
for O
enabling O
a O
hybrid O
organisation O
, O
facilitated O
by O
a O
hybrid B-Process
ERP I-Process
system I-Process
, O
which O
directs O
formal O
and O
informal O
behaviour O
towards O
organisational O
goals O
and O
provides O
a O
template O
for O
future O
hybrid O
implementations O
. O
We O
addressed O
the O
question O
whether B-Task
carbohydrate I-Task
coupling I-Task
increased I-Task
antigen I-Task
uptake I-Task
by O
DCs O
via O
C-type B-Process
lectin I-Process
receptor I-Process
targeting I-Process
. O
Therefore O
, O
the O
antigens B-Material
were O
labeled O
with O
pHrodo B-Material
Red I-Material
dye I-Material
( O
Invitrogen B-Material
) O
, O
a O
dye O
that O
specifically O
fluoresces B-Process
as O
pH O
decreases O
from O
neutral O
to O
acidic O
, O
as O
provided O
in O
endosomes B-Material
/ O
lysosomes B-Material
of O
cells O
. O
In O
vitro O
characterization O
of O
the O
cellular O
uptake O
of O
neoglycocomplexes B-Material
using O
bone B-Material
marrow I-Material
derived I-Material
dendritic I-Material
cells I-Material
( O
BMDCs B-Material
) O
demonstrated O
superior O
ingestion B-Process
of O
mannan-conjugates B-Material
MN I-Material
– I-Material
Ova I-Material
and I-Material
MN I-Material
– I-Material
Pap I-Material
( O
Supplementary O
Fig. O
S4A-D,F O
) O
. O
This O
was O
confirmed O
in O
vivo O
by O
intradermal B-Task
needle-injection I-Task
of O
labeled O
antigen O
into O
the O
ear O
pinnae O
of O
mice O
. O
Antigen B-Material
uptake O
and O
transport O
to O
the O
ear O
dLNs O
were O
measured O
after O
24h O
by O
FACS B-Process
analysis I-Process
. O
DCs O
in O
cervical O
LNs O
were O
identified O
according O
to O
their O
high O
expression O
of O
MHC O
class O
II O
( O
Fig. O
3A O
) O
and O
additionally O
characterized O
by O
CD8α B-Material
, O
CD11b B-Material
, O
and O
CD11c B-Material
expression O
and O
uptake O
of O
pHrodo-labeled B-Material
antigen I-Material
( O
Fig. O
3B O
, O
D O
– O
F O
) O
. O
The O
results O
showed O
significantly O
elevated O
numbers O
of O
pHrodo B-Material
+ I-Material
MHCIIhigh I-Material
DCs I-Material
for O
mannan O
conjugates O
MN B-Material
– I-Material
Ova I-Material
and O
MN B-Material
– I-Material
Pap I-Material
( O
and O
to O
a O
lesser O
degree O
for O
MD B-Material
– I-Material
Pap I-Material
) O
in O
comparison O
to O
the O
unmodified O
antigens B-Material
( O
Fig. O
3C O
) O
. O
Both O
carbohydrates B-Material
targeted O
antigen B-Material
preferentially O
to O
CD8α B-Material
− I-Material
DCs I-Material
, O
as O
indicated O
by O
an O
increase O
in O
CD8α B-Material
−/ I-Material
pHrodo I-Material
+ I-Material
DCs I-Material
compared O
to O
unmodified O
antigens B-Material
( O
Fig. O
3E O
and O
F O
) O
. O
Nevertheless O
, O
whether O
the O
antigens O
were O
taken O
up O
in O
situ O
by O
dermal O
DCs O
or O
by O
LN O
resident O
APCs O
via O
the O
afferent O
lymphatics O
could O
not O
be O
fully O
elucidated O
. O
Histology O
revealed O
that O
antigen-loaded B-Material
cells I-Material
in O
the O
dLNs O
were O
already O
present O
30min O
after O
intradermal B-Process
injection I-Process
( O
Supplementary O
Fig. O
S4G O
) O
, O
suggesting O
both O
mechanisms O
. O
The O
mesoporous B-Material
silica I-Material
particles O
were O
prepared O
by O
the O
surfactant B-Process
self-assembly I-Process
method O
described O
previously O
[ O
18,24 O
] O
. O
Briefly O
, O
a O
homogeneous B-Material
solution I-Material
of O
the O
soluble B-Material
silica I-Material
precursor I-Material
, O
tetraethylorthosilicate B-Material
( O
TEOS B-Material
; O
Sigma-Aldrich O
Corp. O
, O
St. O
Louis O
, O
MO O
) O
, O
and O
hydrochloric B-Material
acid I-Material
was O
mixed O
in O
ethanol B-Material
and O
water B-Material
. I-Material
A O
surfactant B-Material
, O
cetyltrimethylammonium B-Material
bromide I-Material
( O
CTAB B-Material
; O
Sigma-Aldrich O
Corp. O
, O
St. O
Louis O
, O
MO O
) O
, O
with O
an O
initial O
concentration O
much O
less O
than O
the O
critical O
micelle O
concentration O
was O
added O
to O
lower O
the O
surface O
tension O
of O
the O
liquid O
mixture O
and O
act O
as O
the O
mesoporous B-Material
structure-directing I-Material
template I-Material
. O
Aerosol B-Material
solutions I-Material
of O
soluble B-Material
silica I-Material
plus O
surfactant B-Material
were O
then O
generated O
with O
nitrogen B-Process
as O
a O
carrier O
atomizing B-Material
gas I-Material
using O
a O
commercially O
available O
atomizer B-Process
( O
Model O
9392A O
, O
TSI O
, O
Inc. O
, O
St. O
Paul O
, O
MN O
) O
. O
The O
aerosol B-Material
droplets I-Material
were O
solidified O
in O
a O
tube B-Process
furnace I-Process
at O
400 O
° O
C O
until O
dry O
. O
Once O
dried O
, O
a O
durapore B-Material
membrane I-Material
filter I-Material
, O
kept O
at O
80 O
° O
C O
, O
was O
used O
to O
collect O
the O
particles O
. O
As O
a O
final O
step O
, O
the O
surfactant B-Material
was O
removed O
at O
400 O
° O
C O
for O
5h O
via O
calcination B-Process
. O
The O
surface O
of O
the O
mesoporous B-Material
silica I-Material
core I-Material
in O
these O
studies O
was O
chemically O
modified O
with O
10wt. O
% O
or O
15wt. O
% O
by O
aminopropyltriethoxysilane B-Material
( O
APTES B-Material
; O
Sigma-Aldrich O
Corp. O
, O
St. O
Louis O
, O
MO O
) O
conducted O
identically O
as O
previously O
described O
[ O
17 O
] O
to O
create O
a O
positive O
surface O
charge O
to O
increase O
loading O
efficiency O
of O
negatively O
charged O
cargo O
. O
Further O
, O
Liu O
and O
colleagues O
report O
the O
colloidal O
stability O
of O
these O
protocells B-Material
with O
lipid O
bilayers O
, O
excess O
amount O
of O
liposomes B-Material
( O
50μg O
liposomes O
per O
0.5mg O
silica O
were O
used O
[ O
18 O
]) O
. O
Ultrasound B-Process
( O
US B-Process
) O
can O
initiate O
the O
release O
of O
drugs O
from O
liposomes B-Material
via O
an O
event O
called O
inertial B-Task
cavitation I-Task
, O
whereby O
the O
rarefactional O
phase O
of O
an O
ultrasound O
wave O
causes O
the O
expansion O
of O
a O
gas B-Material
bubble I-Material
followed O
by O
a O
violent O
collapse O
due O
to O
the O
inertia O
of O
the O
surrounding O
media O
. O
This O
collapse O
creates O
shock O
waves O
which O
can O
disrupt O
the O
stability O
of O
co-localised O
liposomal O
drug O
carriers O
. O
To O
date O
, O
studies O
have O
concentrated O
on O
the O
use O
of O
low O
frequency O
or O
high O
intensity O
US B-Process
to O
generate O
gas B-Material
bubbles I-Material
in O
situ O
, O
and O
most O
recently O
such O
parameters O
have O
been O
used O
to O
achieve O
a O
variable O
level O
of O
triggered O
drug O
release O
following O
an O
intratumoral B-Process
injection I-Process
of O
liposomes O
[ O
14 O
] O
. O
However O
, O
concerns O
persist O
over O
the O
damage O
to O
non-target O
tissue O
that O
such O
US B-Process
exposure O
parameters O
may O
cause O
and O
whether O
ultimately O
they O
will O
be O
widely O
clinically O
applicable O
. O
An O
alternative O
strategy O
is O
to O
utilise O
high-frequency O
US O
pulses O
at O
pressures O
in O
the O
diagnostic O
range O
in O
the O
presence O
of O
pre-existing O
gas O
bubbles O
. O
This O
provides O
an O
inertial B-Task
cavitation I-Task
stimulus O
for O
drug O
release O
using O
safe O
, O
clinically O
achievable O
US B-Process
exposure O
conditions O
and O
approved O
US B-Material
contrast I-Material
agents I-Material
[ O
15 O
] O
. O
Indeed O
, O
in O
the O
context O
of O
improving O
the O
delivery O
of O
therapeutics O
such O
as O
oncolytic B-Material
viruses I-Material
, O
this O
approach O
has O
already O
shown O
great O
promise O
[ O
16 O
] O
. O
A O
further O
advantage O
of O
this O
approach O
is O
that O
US-induced B-Process
cavitation I-Process
events O
produce O
distinct O
acoustic O
emissions O
that O
can O
be O
recorded O
and O
characterised O
providing O
non-invasive O
feedback O
, O
a O
feature O
which O
has O
proven O
useful O
in O
ablative O
US B-Process
applications O
[ O
17 O
– O
19 O
] O
. O
The O
most O
widely O
used O
ion O
source O
in O
FIB B-Process
instruments I-Process
is O
a O
gallium B-Material
( O
Ga B-Material
) O
liquid O
metal O
ion O
source O
( O
LMIS O
) O
[ O
1 O
] O
. O
Gallium B-Material
is O
attractive O
as O
an O
ion O
source O
because O
of O
its O
low O
melting O
temperature O
( O
29.8 O
° O
C O
at O
standard O
atmospheric O
pressure O
[ O
4 O
]) O
and O
its O
low O
volatility O
[ O
1 O
] O
. O
However O
, O
some O
materials O
show O
sensitivity O
to O
the O
Ga B-Process
ion I-Process
beam I-Process
. O
This O
sensitivity O
is O
manifested O
as O
changes O
in O
the O
structure O
and O
chemical O
composition O
of O
the O
starting O
material O
upon O
exposure O
to O
the O
Ga O
ion O
beam O
[ O
5 O
] O
. O
Group O
III O
– O
V O
compound O
semiconductors B-Process
are O
one O
class O
of O
materials O
that O
show O
such O
sensitivity O
. O
Cryo-FIB B-Task
milling I-Task
has O
recently O
been O
reported O
to O
suppress O
the O
reactions O
between O
the O
Ga B-Process
ion I-Process
beam I-Process
and O
III B-Material
– I-Material
V I-Material
materials I-Material
[ O
6 O
] O
. O
The O
suggested O
advantage O
of O
cryo-FIB B-Task
milling I-Task
over O
room O
temperature O
milling O
of O
Group B-Material
III I-Material
– I-Material
V I-Material
materials I-Material
is O
appealing O
, O
given O
the O
variety O
of O
present O
and O
potential O
future O
applications O
for O
these O
materials O
( O
e.g. O
, O
as O
electronic O
or O
photonic O
devices O
given O
the O
favorable O
electron O
transport O
and O
direct O
band O
gap O
properties O
associated O
with O
several O
III O
– O
V O
semiconductor B-Process
systems O
) O
. O
According O
to O
the O
ellipsometric B-Process
spectra I-Process
, O
optical B-Process
constants I-Process
and O
other O
physical O
parameters O
can O
be O
extracted O
by O
an O
appropriate O
fitting O
model O
. O
In O
order O
to O
estimate O
the O
optical B-Process
constants I-Process
/ I-Process
dielectric I-Process
functions O
of O
Ni-doped B-Material
TiO2 I-Material
films I-Material
, O
a O
three-phase B-Process
layered I-Process
system I-Process
( O
air B-Process
/ I-Process
film I-Process
/ I-Process
substrate I-Process
) O
[ O
15 O
] O
was O
utilized O
to O
study O
the O
ellipsometric O
spectra O
. O
TiO2 O
belongs O
to O
the O
wide O
band O
gap O
semiconductors B-Process
. O
Considering O
the O
contribution O
of O
the O
M0 O
type O
critical O
point O
with O
the O
lowest O
three O
dimensions O
, O
its O
dielectric O
function O
can O
be O
calculated O
by O
Adachi B-Process
's I-Process
model I-Process
[ O
15,22,23 O
] O
: O
ε B-Process
( I-Process
Ε I-Process
)= I-Process
ε I-Process
∞+{ I-Process
A0 I-Process
[ I-Process
2 I-Process
−( I-Process
1 I-Process
+ I-Process
χ0 I-Process
) I-Process
1 I-Process
/ I-Process
2 I-Process
−( I-Process
1 I-Process
− I-Process
χ0 I-Process
) I-Process
1 I-Process
/ I-Process
2 I-Process
]}/( I-Process
EOBG2 I-Process
/ I-Process
3χ02 I-Process
) I-Process
. O
In O
the O
model O
, O
E B-Process
is O
the O
incident B-Process
photon I-Process
energy I-Process
, O
ε B-Process
∞ I-Process
is O
the O
high-frequency B-Process
dielectric I-Process
constant I-Process
, O
χ0 B-Process
=( I-Process
E I-Process
+ I-Process
iΓ I-Process
) I-Process
, O
EOBG B-Process
is O
the O
optical O
gap O
energy O
, O
and O
A0 B-Process
and I-Process
Γ I-Process
are O
the O
strength B-Process
and I-Process
broadening I-Process
parameters I-Process
of O
the O
EOBG B-Process
transition O
, O
respectively O
. O
As O
an O
example O
, O
the O
experimental O
SE B-Process
of O
the O
film O
TN1 O
at O
an O
incident O
angle O
70 O
° O
by O
dot O
scatter O
is O
shown O
in O
Fig. O
4. O
The O
Fabry B-Material
– I-Material
Pérot I-Material
interference I-Material
oscillations O
due O
to O
multiple O
reflections O
within O
the O
film O
have O
been O
found O
in O
the O
photon O
energy O
from O
1.5eV O
to O
3.5eV O
( O
354nm O
– O
826nm O
) O
, O
which O
indicates O
that O
the O
films O
are O
transparent O
in O
this O
region O
. O
Note O
that O
a O
good O
agreement O
of O
the O
experimental O
and O
calculated O
spectra O
is O
attained O
in O
the O
whole O
measured O
photon O
energy O
range O
. O
The O
fitting O
thickness O
for O
film O
TN2 O
is O
159nm O
, O
which O
is O
very O
near O
to O
the O
value O
obtained O
by O
SEM B-Process
( O
see O
Fig. O
1 O
( O
b O
)) O
. O
Fig. O
7 O
shows O
the O
relationship O
between O
the O
testing B-Process
time I-Process
and O
friction B-Process
coefficients I-Process
of O
various O
samples O
under O
dry O
conditions O
. O
There O
exist O
running O
in O
and O
steady O
wear O
period O
in O
the O
wear B-Process
process I-Process
of O
uncoated B-Material
AZ31 I-Material
and O
anodizing B-Material
coating I-Material
without I-Material
Al2O3 I-Material
nanoparticles I-Material
while O
there O
has O
a O
steady O
wear O
period O
only O
in O
the O
wear B-Process
process I-Process
of O
composite B-Material
anodizing I-Material
coating I-Material
with O
Al2O3 B-Material
nanoparticles I-Material
. O
At O
the O
same O
time O
, O
the O
addition O
of O
nano-particles B-Material
to O
electrolyte B-Material
led O
to O
reduction B-Process
of I-Process
friction I-Process
coefficient I-Process
. O
The O
friction O
coefficient O
of O
composite B-Process
coating I-Process
is O
relatively O
lower O
and O
more O
stable O
than O
what O
has O
been O
reported O
in O
literature O
[ O
24,25 O
] O
for O
anodizing B-Material
coatings I-Material
. O
This O
may O
be O
caused O
by O
“ B-Process
rolling I-Process
effect I-Process
” I-Process
made O
by O
Al2O3 B-Material
nanoparticles I-Material
on O
the O
surface O
of O
oxide O
coating O
. O
Spherical B-Material
nanoparticles I-Material
change O
sliding O
into O
rolling O
, O
which O
reduce B-Process
friction I-Process
, O
making O
the O
friction B-Process
coefficient I-Process
becomes O
more O
stable O
. O
The O
friction O
coefficient O
of O
anodizing B-Material
coating I-Material
without I-Material
Al2O3 I-Material
nanoparticles I-Material
has O
large O
fluctuation O
maybe O
for O
the O
damage O
of O
coating O
. O
In O
contrast O
to O
the O
uncoated B-Material
AZ31 I-Material
magnesium I-Material
alloy I-Material
, O
the O
anodizing B-Material
coatings I-Material
show O
slightly O
lower O
friction B-Process
coefficient I-Process
. O
This O
can O
be O
attributed O
to O
their O
higher O
load-bearing O
capacity O
for O
high O
hardness O
. O
Functionally B-Material
Graded I-Material
Materials I-Material
( O
FGMs B-Material
) O
, O
described O
in O
detail O
by O
Suresh O
and O
Mortensen O
[ O
1 O
] O
, O
are O
a O
type O
of O
heterogeneous B-Material
composite I-Material
materials I-Material
exhibiting O
gradual O
variation O
in O
volume O
fraction O
of O
their O
constituents O
from O
one O
surface O
of O
the O
material O
to O
the O
other O
, O
resulting O
in O
properties O
which O
vary O
continuously O
across O
the O
material O
. O
The O
idea O
of O
a O
Functionally B-Material
Graded I-Material
Material I-Material
is O
not O
a O
new O
one O
, O
there O
are O
in O
fact O
many O
natural O
materials O
which O
exhibit O
this O
property O
. O
Study B-Task
of I-Task
bone I-Task
, I-Task
shell I-Task
, I-Task
balsawood I-Task
and I-Task
bamboo I-Task
shows O
that O
they O
are O
all O
graded O
with O
their O
greatest O
strength O
on O
the O
outside O
, O
in O
areas O
where O
the O
greatest O
protection O
is O
required O
. O
However O
it O
was O
not O
until O
the O
1980s O
in O
Japan O
[ O
2 O
] O
that O
the O
idea O
of O
a O
Functionally B-Material
Graded I-Material
Material I-Material
was O
actively O
researched O
in O
order O
to O
gain O
advances O
in O
heat B-Material
resistant I-Material
materials I-Material
for O
use O
in O
aerospace B-Task
and O
nuclear B-Task
fission I-Task
reactors I-Task
. O
Recently O
together O
with O
structural B-Process
efficiency I-Process
, O
passenger B-Task
safety I-Task
is O
also O
an O
important O
issue O
in O
application O
of O
material O
to O
transportation B-Process
industries I-Process
. O
Hence O
, O
the O
crashworthiness B-Material
parameters I-Material
are O
introducing O
to O
predict O
the O
capability O
of O
structure O
to O
prevent B-Task
the I-Task
massive I-Task
damage I-Task
and O
protect B-Task
the I-Task
passenger I-Task
in O
the O
event O
of O
a O
crash O
. O
Crashworthiness B-Task
parameters I-Task
for O
various O
thin-walled O
tubes O
made O
from O
metal B-Material
or O
fibre B-Material
/ I-Material
resin I-Material
composites I-Material
in O
different O
geometries O
have O
been O
studied O
. O
A O
critical O
difference O
of O
tubular B-Process
composites I-Process
failure I-Process
modes O
compared O
with O
metallic O
is O
the O
brittle B-Process
collapse I-Process
. O
In O
addition O
, O
in O
composites B-Material
, O
tubular B-Material
failure I-Material
modes I-Material
are O
involved O
with O
micro-cracking B-Process
development I-Process
, O
delamination B-Process
, O
fibre B-Process
breakage I-Process
, O
etc. O
, O
instead O
of O
plastic B-Process
deformation I-Process
. O
Implementation B-Task
of I-Task
composite I-Task
materials I-Task
in O
the O
field O
of O
crashworthiness O
is O
attributed O
to O
Hull O
, O
who O
in O
80s O
and O
90s O
of O
the O
last O
century O
studied O
extensively O
the O
crushing B-Process
behaviour I-Process
of O
fibre B-Material
reinforced I-Material
composite I-Material
material I-Material
. O
He O
found O
that O
the O
composite B-Material
materials I-Material
absorbed O
high O
energy O
in O
the O
face O
of O
the O
fracture B-Process
surface I-Process
energy I-Process
mechanism O
rather O
than O
plastic B-Process
deformation I-Process
as O
observed O
for O
metals B-Material
[ O
1 O
] O
. O
This O
observation O
has O
inspired O
others O
to O
further O
investigation O
about O
crashworthiness B-Process
characteristics I-Process
of O
composite B-Material
materials I-Material
. O
Studies O
have O
examined O
the O
axial B-Process
crushing I-Process
behaviour I-Process
of O
fibre-reinforced B-Material
tubes I-Material
[ O
2 O
] O
, O
fibreglass B-Material
tubes I-Material
[ O
3,4 O
] O
, O
PVC B-Material
tubes I-Material
[ O
5 O
] O
and O
carbon B-Material
fibre I-Material
reinforced I-Material
plastic I-Material
( O
CFRP B-Material
) O
tubes O
[ O
6 O
] O
. O
Nanoparticle B-Process
Tracking I-Process
Analysis I-Process
( O
NTA B-Process
) O
has O
been O
applied O
to O
characterising O
soot B-Material
agglomerates I-Material
of O
particles O
and O
compared O
with O
Transmission B-Process
Electron I-Process
Microscoscopy I-Process
( O
TEM B-Process
) O
. O
Soot B-Material
nanoparticles I-Material
were O
extracted O
from O
used O
oil O
drawn O
from O
the O
sump O
of O
a O
light O
duty O
automotive O
diesel O
engine O
. O
The O
samples O
were O
prepared O
for O
analysis O
by O
diluting O
with O
heptane B-Material
. O
Individual O
tracking O
of O
soot B-Material
agglomerates I-Material
allows O
for O
size B-Process
distribution I-Process
analysis I-Process
. O
The O
size O
of O
soot O
was O
compared O
with O
length O
measurements O
of O
projected O
two-dimensional O
TEM B-Process
images O
of O
agglomerates B-Material
. O
Both O
the O
techniques O
show O
that O
soot-in-oil O
exists O
as O
agglomerates O
with O
average O
size O
of O
120nm O
. O
NTA B-Process
is O
able O
to O
measure O
particles O
in O
polydisperse B-Material
solutions I-Material
and O
reports O
the O
size O
and O
volume O
distribution O
of O
soot-in-oil B-Material
aggregates I-Material
; O
it O
has O
the O
advantages O
of O
being O
fast O
and O
relatively O
low O
cost O
if O
compared O
with O
TEM.Nanoparticle O
Tracking O
Analysis O
( O
NTA O
) O
has O
been O
applied O
to O
characterising O
soot O
agglomerates O
of O
particles O
and O
compared O
with O
Transmission O
Electron O
Microscoscopy O
( O
TEM B-Process
) O
. O
Soot O
nanoparticles O
were O
extracted O
from O
used O
oil O
drawn O
from O
the O
sump O
of O
a O
light O
duty O
automotive O
diesel O
engine O
. O
The O
samples O
were O
prepared O
for O
analysis O
by O
diluting O
with O
heptane O
. O
Individual O
tracking O
of O
soot O
agglomerates O
allows O
for O
size O
distribution O
analysis O
. O
The O
size O
of O
soot O
was O
compared O
with O
length O
measurements O
of O
projected O
two-dimensional O
TEM O
images O
of O
agglomerates O
. O
Both O
the O
techniques O
show O
that O
soot-in-oil O
exists O
as O
agglomerates O
with O
average O
size O
of O
120nm O
. O
NTA O
is O
able O
to O
measure O
particles O
in O
polydisperse O
solutions O
and O
reports O
the O
size O
and O
volume O
distribution O
of O
soot-in-oil O
aggregates O
; O
it O
has O
the O
advantages O
of O
being O
fast O
and O
relatively O
low O
cost O
if O
compared O
with O
TEM O
. O
Fig. O
11 O
shows O
the O
wear-mode B-Material
map I-Material
of O
RH O
ceramics O
, O
in O
which O
the O
early-stage O
friction O
coefficients O
and O
the O
surface O
roughness O
of O
the O
pure O
surface O
were O
chosen O
. O
The O
value O
of O
the O
fracture O
toughness O
of O
RH O
ceramics O
was O
calculated O
based O
on O
the O
reference O
data O
in O
other O
literature O
[ O
22 O
] O
. O
The O
Sc O
of O
RH O
ceramics O
was O
smaller O
than O
Sc,critical O
under O
all O
tested O
conditions O
during O
the O
initial O
stage O
of O
friction O
. O
Thus O
, O
the O
initial O
wear O
mode O
of O
RH O
ceramics O
was O
powder B-Process
formation I-Process
or O
plowing B-Process
. O
In O
addition O
, O
powder B-Process
formation I-Process
and O
plowing B-Process
can O
be O
distinguished O
using O
a O
dimensionless B-Material
parameter I-Material
( O
Sc O
⁎) O
and O
a O
critical O
parameter O
( O
Sc,critical O
⁎).( O
3 O
) O
Sc O
⁎= O
HvRmaxKIc O
( O
4 O
) O
Sc,critical O
⁎= O
51 O
+ O
10μwhere O
Hv O
is O
the O
Vickers O
hardness O
of O
RH O
ceramics O
[ O
Pa O
] O
. O
The O
initial O
wear O
mode O
of O
RH O
ceramics O
was O
determined O
as O
powder O
formation O
under O
all O
tested O
conditions O
, O
as O
demonstrated O
in O
Fig. O
12 O
( O
a O
) O
. O
Furthermore O
, O
the O
wear-mode O
map O
at O
2 O
× O
104 O
cycles O
was O
constructed O
, O
as O
shown O
in O
Fig. O
12 O
( O
b O
) O
. O
In O
the O
map O
, O
all O
plots O
moved O
near O
the O
transition O
curve O
to O
plowing O
. O
In O
particular O
, O
the O
plots O
for O
RH O
ceramics O
sliding O
against O
stainless O
steel O
or O
Al2O3 O
balls O
were O
nearer O
than O
SiC O
or O
Si3N4 O
balls O
. O
Therefore O
, O
RH O
ceramics O
sliding O
against O
SiC O
and O
Si3N4 O
balls O
showed O
relatively O
higher O
wear O
than O
the O
other O
counterpart O
materials O
. O
Nevertheless O
, O
these O
results O
from O
the O
wear-mode O
maps O
indicated O
that O
the O
wear O
mode O
of O
RH O
ceramics O
was O
powder O
formation O
accompanied O
with O
microcracks O
under O
all O
tested O
conditions O
in O
this O
study O
, O
resulting O
in O
low O
wear O
(< O
5 O
× O
10 O
− O
9mm2 O
/ O
N O
) O
. O
Indeed O
, O
the O
observation O
of O
the O
worn O
surfaces O
revealed O
that O
the O
catastrophic O
wear O
of O
RH O
ceramics O
accompanied O
by O
large O
brittle O
fracture O
was O
prevented O
overall O
, O
as O
shown O
in O
Fig. O
13 O
. O
The O
lateral B-Task
force I-Task
, I-Task
Q I-Task
, I-Task
is I-Task
measured I-Task
and I-Task
recorded I-Task
throughout O
the O
entire O
test O
by O
a O
piezoelectric B-Process
load I-Process
cell I-Process
which O
is O
connected O
to O
the O
quasi-stationary O
LSMB B-Process
. O
The O
LSMB O
is O
mounted O
on O
flexures B-Material
which O
provide O
flexibility O
in O
the O
horizontal O
direction O
so O
that O
the O
majority O
of O
the O
lateral O
force O
is O
transmitted O
though O
the O
much O
stiffer O
load O
path O
which O
contains O
the O
load B-Process
cell I-Process
as O
shown O
in O
Fig. O
2. O
Both O
displacement B-Process
and I-Process
load I-Process
sensors I-Process
have O
been O
calibrated O
( O
both O
externally O
and O
in-situ O
) O
in O
static O
conditions O
. O
The O
load O
and O
displacement O
signals O
are O
sampled O
at O
a O
rate O
of O
two O
hundred O
measurements O
per O
fretting O
cycle O
at O
all O
fretting O
frequencies O
, O
with O
these O
data O
being O
used O
to O
generate O
fretting B-Material
loops I-Material
. I-Material
The O
loops O
were O
used O
to O
derive O
the O
contact O
slip O
amplitude O
and O
the O
energy O
coefficient O
of O
friction O
in O
each O
cycle O
according O
to O
the O
method O
suggested O
by O
Fouvry O
et O
al O
. O
[ O
17 O
] O
. O
Average O
values O
for O
these O
were O
calculated O
for O
each O
test O
( O
the O
average O
coefficient O
of O
friction O
included O
values O
associated O
with O
the O
initial O
transients O
in O
the O
tests O
as O
suggested O
by O
Hirsch O
and O
Neu O
[ O
18 O
]) O
. O
We O
have O
developed O
the O
theory O
of O
electrons B-Process
carrying I-Process
quantized I-Process
orbital I-Process
angular I-Process
momentum I-Process
. I-Process
To O
make O
connection O
to O
realistic O
situations O
, O
we O
considered O
a O
plane B-Material
wave I-Material
moving O
along O
the O
optic O
axis O
of O
a O
lens B-Material
system I-Material
, O
intercepted O
by O
a O
round O
, O
centered O
aperture.88In O
the O
experiment O
, O
this O
aperture O
carries O
the O
holographic O
mask O
. O
It O
turns O
out O
that O
the O
movement O
along O
the O
optic O
axis O
can O
be O
separated O
off O
; O
the O
reduced O
Schrödinger O
equation O
operating O
in O
the O
plane O
of O
the O
aperture O
can O
be O
mapped O
onto O
Bessel O
's O
differential O
equation O
. O
The O
ensuing O
eigenfunctions O
fall O
into O
families O
with O
discrete O
orbital O
angular O
momentum O
ℏm O
along O
the O
optic O
axis O
where O
m O
is O
a O
magnetic O
quantum O
number O
. O
Those O
vortices O
can O
be O
produced O
by O
matching O
a O
plane O
wave O
after O
passage O
through O
a O
holographic O
mask O
with O
a O
fork O
dislocation O
to O
the O
eigenfunctions O
of O
the O
cylindrical O
problem O
. O
Vortices O
can O
be O
focussed O
by O
magnetic O
lenses O
into O
volcano-like O
charge O
distributions O
with O
very O
narrow O
angular O
divergence O
, O
resembling O
loop O
currents O
in O
the O
diffraction O
plane O
. O
Inclusion O
of O
spherical O
aberration O
changes O
the O
ringlike O
shape O
but O
does O
not O
destroy O
the O
central O
zero O
intensity O
of O
vortices O
with O
m O
≠ O
0 O
. O
Partial O
coherence O
of O
the O
incident O
wave O
leads O
to O
a O
rise O
of O
the O
central O
intensity O
minimum O
. O
It O
is O
shown O
that O
a O
very O
small O
source O
angle O
( O
i.e. O
a O
very O
high O
coherence O
) O
is O
necessary O
so O
as O
to O
keep O
the O
volcano O
structure O
intact O
. O
Their O
small O
angular O
width O
in O
the O
far O
field O
may O
allow O
the O
creation O
of O
nm-sized O
or O
smaller O
electron O
vortices O
but O
the O
demand O
for O
extremely O
high O
coherence O
of O
the O
source O
poses O
a O
serious O
difficulty O
. O
Some O
methods O
use O
1D B-Material
radial I-Material
profiles I-Material
obtained O
from O
circular B-Process
averaging I-Process
of O
2D B-Process
experimental I-Process
PSD I-Process
[ O
4,8,11 O
] O
or O
by O
elliptical B-Process
averaging I-Process
[ O
17 O
] O
. O
An O
inadequacy O
of O
circular B-Process
averaging I-Process
is O
that O
it O
neglects O
astigmatism B-Process
. O
Astigmatism B-Process
distorts O
the O
circular O
shape O
of O
the O
Thon B-Material
rings I-Material
and O
thus O
decreases O
their O
modulation O
depth O
in O
the O
obtained O
1D B-Material
profile I-Material
. O
A O
few O
algorithms O
that O
consider O
astigmatism O
involve O
concepts O
such O
as O
dividing O
the O
PSD B-Process
into O
sectors O
where O
Thon B-Material
rings I-Material
are O
approximated O
by O
circular O
arcs O
[ O
15,21 O
] O
, O
applying O
Canny B-Process
edge I-Process
detection I-Process
to O
find O
the O
rings O
[ O
17 O
] O
prior O
to O
elliptical B-Process
averaging I-Process
, O
determining O
the O
relationship O
between O
the O
1D O
circular O
averages O
with O
and O
without O
astigmatism B-Process
[ O
22 O
] O
, O
or O
using O
a O
brute-force O
scan O
of O
a O
database O
containing O
precalculated O
patterns O
as O
in O
ATLAS B-Process
[ O
23 O
] O
. O
Some O
other O
approaches O
for O
estimating O
CTF B-Process
parameters O
do O
a O
fully O
2D B-Process
PSD I-Process
optimization I-Process
[ O
12,14,18,20 O
] O
but O
they O
usually O
regulate O
and O
fit O
numerous O
parameters O
by O
an O
extensive O
search O
that O
does O
not O
guarantee O
convergence O
. O
Furthermore O
, O
only O
a O
few O
schemes O
that O
were O
developed O
for O
defocus O
estimation O
provide O
an O
error O
analysis O
[ O
23,24 O
] O
. O
Traditionally O
, O
archaeologists O
have O
recorded B-Task
sites I-Task
and I-Task
artefacts I-Task
via O
a O
combination O
of O
ordinary B-Material
still I-Material
photographs I-Material
, O
2D B-Material
line I-Material
drawings I-Material
and O
occasional B-Material
cross-sections I-Material
. O
Given O
these O
constraints O
, O
the O
attractions O
of O
3D B-Process
models I-Process
have O
been O
obvious O
for O
some O
time O
, O
with O
digital B-Process
photogrammetry I-Process
and O
laser B-Process
scanners I-Process
offering O
two O
well-known O
methods O
for O
data B-Task
capture I-Task
at I-Task
close I-Task
range I-Task
( O
e.g. O
Bates O
et O
al. O
, O
2010 O
; O
Hess O
and O
Robson O
, O
2010 O
) O
. O
The O
highest O
specification O
laser B-Process
scanners I-Process
still O
boast O
better O
positional O
accuracy O
and O
greater O
true O
colour O
fidelity O
than O
SfM B-Process
– I-Process
MVS I-Process
methods I-Process
( O
James O
and O
Robson O
, O
2012 O
) O
, O
but O
the O
latter O
produce O
very O
good O
quality O
models O
nonetheless O
and O
have O
many O
unique O
selling O
points O
. O
Unlike O
traditional B-Process
digital I-Process
photogrammetry I-Process
, O
little O
or O
no O
prior O
control B-Process
of I-Process
camera I-Process
position I-Process
is O
necessary O
, O
and O
unlike O
laser B-Process
scanning I-Process
, O
no O
major O
equipment O
costs O
or O
setup O
are O
involved O
. O
However O
, O
the O
key O
attraction O
of O
SfM B-Process
– I-Process
MVS I-Process
is O
that O
the O
required O
input O
can O
be O
taken O
by O
anyone O
with O
a O
digital B-Material
camera I-Material
and O
modest O
prior B-Process
training I-Process
about I-Process
the I-Process
required I-Process
number I-Process
and I-Process
overlap I-Process
of I-Process
photographs I-Process
. O
A O
whole O
series O
of O
traditional O
bottlenecks O
are O
thereby O
removed O
from O
the O
recording B-Process
process I-Process
and O
large O
numbers O
of O
archaeological B-Task
landscapes I-Task
, O
sites B-Task
or O
artefacts B-Task
can O
now O
be O
captured O
rapidly O
, O
in O
the O
field O
, O
in O
the O
laboratory O
or O
in O
the O
museum O
. O
Fig. O
2a O
– O
c O
shows O
examples O
of O
terracotta B-Process
warrior I-Process
models I-Process
for O
which O
the O
level O
of O
surface O
detail O
is O
considerable O
. O
Recent O
astronomical B-Task
observations I-Task
of O
high B-Material
redshift I-Material
type I-Material
Ia I-Material
supernovae I-Material
performed O
by O
two O
groups O
[ O
1 O
– O
3 O
] O
as O
well O
as O
the O
power B-Task
spectrum I-Task
of I-Task
the I-Task
cosmic I-Task
microwave I-Task
background I-Task
radiation I-Task
obtained O
by O
the O
BOOMERANG B-Process
[ O
4 O
] O
and O
MAXIMA-1 B-Process
[ O
5 O
] O
experiments O
seem O
to O
indicate O
that O
at O
present O
the O
Universe O
is O
in O
a O
state O
of O
accelerated O
expansion O
. O
If O
one O
analyzes O
these O
data O
within O
the O
Friedmann B-Process
– I-Process
Robertson I-Process
– I-Process
Walker I-Process
( I-Process
FRW I-Process
) I-Process
standard I-Process
model I-Process
of O
cosmology B-Task
their O
most O
natural O
interpretation O
is O
that O
the O
Universe O
is O
spatially O
flat O
and O
that O
the O
( O
baryonic O
plus O
dark O
) O
matter B-Process
density I-Process
ρ B-Process
is O
about O
one O
third O
of O
the O
critical B-Process
density I-Process
ρcrit B-Process
. O
Most O
interestingly O
, O
the O
dominant O
contribution O
to O
the O
energy O
density O
is O
provided O
by O
the O
cosmological B-Material
constant I-Material
Λ B-Material
. O
The O
vacuum B-Process
energy I-Process
density I-Process
( O
1.1 O
) O
ρΛ B-Process
≡ I-Process
Λ I-Process
/( I-Process
8πG I-Process
) I-Process
is O
about O
twice O
as O
large O
as O
ρ B-Process
, O
i.e. O
, O
about O
two O
thirds O
of O
the O
critical B-Process
density I-Process
. O
With O
ΩM O
≡ O
ρ O
/ O
ρcrit O
, O
ΩΛ O
≡ O
ρΛ O
/ O
ρcrit O
and O
Ωtot O
≡ O
ΩM O
+ O
ΩΛ O
: O
( O
1.2 O
) O
ΩM O
≈ O
1 O
/ O
3,ΩΛ O
≈ O
2 O
/ O
3,Ωtot O
≈ O
1 O
. O
This O
implies O
that O
the O
deceleration B-Process
parameter I-Process
q B-Process
is O
approximately O
− O
1 O
/ O
2 O
. O
While O
originally O
the O
cosmological B-Task
constant I-Task
problem I-Task
[ O
6 O
] O
was O
related O
to O
the O
question B-Task
why I-Task
Λ I-Task
is I-Task
so I-Task
unnaturally I-Task
small I-Task
, O
the O
discovery O
of O
the O
important O
role O
played O
by O
ρΛ B-Material
has O
shifted O
the O
emphasis O
toward O
the O
“ O
coincidence B-Task
problem I-Task
” O
, O
the O
question O
why B-Task
ρ I-Task
and I-Task
ρΛ I-Task
happen I-Task
to I-Task
be I-Task
of I-Task
the I-Task
same I-Task
order I-Task
of I-Task
magnitude I-Task
precisely I-Task
at I-Task
this I-Task
very I-Task
moment I-Task
[ O
7 O
] O
. O
First O
results O
from O
RHIC O
on O
charged B-Task
multiplicities I-Task
, O
evolution B-Task
of I-Task
multiplicities I-Task
with I-Task
centrality I-Task
, O
particle B-Task
ratios I-Task
and O
transverse B-Task
momentum I-Task
distributions I-Task
in O
central O
and O
minimum O
bias O
collisions O
, O
are O
analyzed O
in O
a O
string B-Process
model I-Process
which O
includes O
hard B-Material
collisions I-Material
, O
collectivity B-Material
in I-Material
the I-Material
initial I-Material
state I-Material
considered O
as O
string O
fusion O
, O
and O
rescattering B-Material
of I-Material
the I-Material
produced I-Material
secondaries I-Material
. O
Multiplicities B-Task
and O
their B-Task
evolution I-Task
with O
centrality O
are O
successfully O
reproduced O
. O
Transverse B-Process
momentum I-Process
distributions I-Process
in O
the O
model O
show O
a O
larger O
pT-tail O
than O
experimental O
data O
, O
disagreement O
which O
grows O
with O
increasing O
centrality O
. O
Discrepancies B-Process
with I-Process
particle I-Process
ratios I-Process
appear O
and O
are O
examined O
comparing O
with O
previous O
features O
of O
the O
model O
at O
SPS O
. O
In O
this O
section O
we O
wish O
to O
calculate B-Task
the I-Task
cross I-Task
section I-Task
for I-Task
the I-Task
absorption I-Task
of I-Task
massless I-Task
scalars I-Task
by O
the O
self-dual B-Process
string I-Process
in O
the O
world O
volume O
of O
the O
M-theory B-Material
five-brane I-Material
. O
We O
will O
adopt O
an O
entirely B-Process
world I-Process
volume I-Process
approach I-Process
similar O
to O
that O
of O
[ O
21 O
– O
23 O
] O
. O
We O
begin O
by O
writing O
the O
equation O
satisfied O
by O
the O
s-wave B-Material
with O
energy O
ω O
, O
φ O
( O
r,t O
)= O
φ O
( O
r O
) O
eiωt O
, O
of O
the O
linear B-Process
fluctuations I-Process
of O
the O
four O
overall O
transverse O
scalars O
about O
the O
self-dual O
string O
, O
( O
it O
is O
known O
that O
there O
are O
problems O
when O
one O
considers O
higher B-Process
angular I-Process
momentum I-Process
modes I-Process
[ O
23 O
] O
, O
one O
must O
take O
care O
with O
the O
validity O
of O
the O
linearized B-Process
approximation I-Process
, O
this O
is O
discussed O
in O
[ O
13 O
]) O
: O
( O
15 O
) O
ρ O
− O
3ddρρ3ddρ O
+ O
1 O
+ O
R6ω6ρ6φ O
( O
ρ O
)= O
0 O
, O
where O
ρ O
= O
rω O
, O
R O
= O
Q1 O
/ O
3ℓp O
. O
Note O
, O
as O
pointed O
out O
by O
[ O
11 O
] O
world B-Process
volume I-Process
solitons I-Process
have O
a O
much O
sharper O
potential O
than O
the O
Coulomb O
type O
potential O
typical O
of O
brane B-Process
solutions I-Process
in O
supergravity O
; O
thus O
this O
scattering O
is O
different O
to O
that O
of O
the O
string O
in O
six-dimensional O
supergravity O
. O
Nevertheless O
, O
for O
small B-Task
ωR I-Task
one O
may O
solve O
this O
problem O
by O
matching O
an O
approximate B-Process
solution I-Process
in O
the O
inner O
region O
to O
an O
approximate O
solution O
in O
the O
outer O
region O
; O
this O
follows O
closely O
the O
supergravity B-Process
calculation I-Process
[ O
24 O
] O
. O
We O
consider B-Task
cosmological I-Task
consequences I-Task
of I-Task
a I-Task
conformal-invariant I-Task
formulation I-Task
of I-Task
Einstein I-Task
's I-Task
General I-Task
Relativity I-Task
where O
instead O
of O
the O
scale B-Material
factor I-Material
of O
the O
spatial O
metrics O
in O
the O
action O
functional O
a O
massless B-Material
scalar I-Material
( O
dilaton B-Material
) O
field O
occurs O
which O
scales O
all O
masses B-Material
including O
the O
Planck B-Material
mass I-Material
. O
Instead O
of O
the O
expansion B-Process
of I-Process
the I-Process
universe I-Process
we O
obtain O
the O
Hoyle B-Process
– I-Process
Narlikar I-Process
type I-Process
of I-Process
mass I-Process
evolution I-Process
, O
where O
the O
temperature B-Process
history I-Process
of I-Process
the I-Process
universe I-Process
is O
replaced O
by O
the O
mass B-Process
history I-Process
. O
We O
show O
that O
this O
conformal-invariant B-Process
cosmological I-Process
model I-Process
gives O
a O
satisfactory O
description O
of O
the O
new O
supernova B-Material
Ia I-Material
data I-Material
for O
the O
effective B-Process
magnitude I-Process
– I-Process
redshift I-Process
relation I-Process
without O
a O
cosmological B-Material
constant I-Material
and O
make O
a O
prediction O
for O
the O
high-redshift B-Process
behavior I-Process
which O
deviates O
from O
that O
of O
standard B-Task
cosmology I-Task
for O
z O
> O
1.7 O
. O
Production B-Task
of I-Task
charmonium I-Task
states I-Task
J I-Task
/ I-Task
ψ I-Task
and I-Task
ψ′ I-Task
in I-Task
nucleus I-Task
– I-Task
nucleus I-Task
collisions I-Task
has O
been O
studied O
at O
CERN O
SPS O
over O
the O
previous O
15 O
years O
by O
the O
NA38 O
and O
NA50 O
Collaborations O
. O
This O
experimental B-Task
program I-Task
was O
mainly O
motivated O
by O
the O
suggestion O
[ O
1 O
] O
to O
use B-Task
the I-Task
J I-Task
/ I-Task
ψ I-Task
as I-Task
a I-Task
probe I-Task
of I-Task
the I-Task
state I-Task
of I-Task
matter I-Task
created I-Task
at I-Task
the I-Task
early I-Task
stage I-Task
of I-Task
the I-Task
collision I-Task
. O
The O
original B-Material
picture I-Material
[ O
1 O
] O
( O
see O
also O
[ O
2 O
] O
for O
a O
modern O
review O
) O
assumes O
that O
charmonia B-Material
are O
created O
exclusively O
at O
the O
initial O
stage O
of O
the O
reaction O
in O
primary B-Process
nucleon I-Process
– I-Process
nucleon I-Process
collisions I-Process
. O
During O
the O
subsequent B-Process
evolution I-Process
of I-Process
the I-Process
system I-Process
, I-Process
the O
number O
of O
hidden B-Material
charm I-Material
mesons I-Material
is O
reduced O
because O
of O
: O
( O
a O
) O
absorption B-Process
of I-Process
pre-resonance I-Process
charmonium I-Process
states I-Process
by I-Process
nuclear I-Process
nucleons I-Process
( O
normal B-Process
nuclear I-Process
suppression I-Process
) O
, O
( O
b O
) O
interactions B-Process
of I-Process
charmonia I-Process
with I-Process
secondary I-Process
hadrons I-Process
( O
comovers B-Process
) O
, O
( O
c O
) O
dissociation B-Process
of I-Process
cc I-Process
̄ I-Process
bound I-Process
states I-Process
in I-Process
deconfined I-Process
medium I-Process
( O
anomalous B-Process
suppression I-Process
) O
. O
It O
was O
found O
[ O
3 O
] O
that O
J B-Process
/ I-Process
ψ I-Process
suppression I-Process
with O
respect O
to O
Drell B-Material
– I-Material
Yan I-Material
muon I-Material
pairs I-Material
measured O
in O
proton B-Material
– I-Material
nucleus I-Material
and O
nucleus B-Process
– I-Process
nucleus I-Process
collisions I-Process
with O
light B-Material
projectiles I-Material
can O
be O
explained O
by O
the O
so-called O
“ O
normal O
” O
( O
due O
to O
sweeping B-Material
nucleons I-Material
) O
nuclear B-Process
suppression I-Process
alone O
. O
In O
contrast O
, O
the O
NA50 B-Task
experiment I-Task
with O
a O
heavy B-Material
projectile I-Material
and I-Material
target I-Material
( O
Pb B-Material
+ I-Material
Pb I-Material
) O
revealed O
essentially O
stronger O
J B-Material
/ I-Material
ψ I-Material
suppression O
for O
central B-Process
collisions I-Process
[ O
4 O
– O
7 O
] O
. O
This O
anomalous O
J B-Process
/ I-Process
ψ I-Process
suppression I-Process
was O
attributed O
to O
formation B-Process
of I-Process
quark I-Process
– I-Process
gluon I-Process
plasma I-Process
( O
QGP B-Material
) O
[ O
7 O
] O
, O
but O
a O
comover B-Process
scenario I-Process
cannot O
be O
excluded O
[ O
8 O
] O
. O
Brodsky O
and O
Lepage O
[ O
8 O
] O
have O
proposed O
a O
formula B-Task
for I-Task
meson I-Task
pair I-Task
production I-Task
which O
looks O
similar O
to O
( O
25 O
) O
, O
except O
for O
a O
different O
charge O
factor O
and O
the O
appearance O
of O
the O
timelike O
electromagnetic B-Material
meson I-Material
form O
factor O
instead O
of O
the O
annihilation O
form O
factor O
R O
( O
s O
) O
. O
This O
formula B-Task
was O
obtained O
from O
the O
leading-twist O
result O
by O
neglecting B-Process
part I-Process
of I-Process
the I-Process
amplitudes I-Process
with I-Process
opposite I-Process
photon I-Process
helicities I-Process
. O
As O
has O
been O
pointed O
out O
in O
[ O
9 O
] O
, O
this O
part O
is O
however O
not O
approximately O
independent O
of O
the O
pion O
distribution O
amplitude O
and O
not O
generically O
small O
. O
We O
also O
remark O
that O
the O
appearance O
of O
Fπ O
( O
s O
) O
in O
the O
γγ O
→ O
π O
+ O
π O
− O
amplitude O
is O
no O
longer O
observed O
if O
corrections O
from O
partonic B-Process
transverse I-Process
momentum I-Process
in O
the O
hard B-Process
scattering I-Process
process I-Process
are O
taken O
into O
account O
, O
and O
that O
these O
corrections O
are O
not O
numerically O
small O
for O
the O
values O
of O
s O
we O
are O
dealing O
with O
[ O
13 O
] O
. O
Notice O
further O
that O
two-photon B-Process
annihilation I-Process
produces O
two O
pions O
in O
a O
C-even O
state O
, O
whereas O
the O
electromagnetic O
form O
factor O
projects O
on O
the O
C-odd O
state O
of O
a O
pion O
pair O
. O
In O
contrast O
, O
our O
annihilation O
form O
factor O
R2π O
( O
s O
) O
is O
C-even O
as O
discussed O
after O
( O
24 O
) O
. O
Finally O
, O
due O
to O
a O
particular O
charge O
factor O
, O
the O
Brodsky O
– O
Lepage O
formula O
leads O
to O
a O
vanishing O
cross O
section O
for O
γγ O
annihilation O
into O
pairs O
of O
neutral O
pseudoscalars O
. O
Since O
perturbative B-Process
expansion I-Process
is O
used O
, O
it O
is O
impossible O
to O
find O
the O
exact B-Process
bounds I-Process
; O
instead O
, O
one O
can O
derive O
tree-level B-Process
unitarity I-Process
bounds I-Process
or O
loop-improved B-Process
unitarity I-Process
bounds I-Process
. O
In O
this O
study O
, O
we O
will O
use O
unitarity O
bounds O
coming O
from O
a O
tree-level B-Task
analysis I-Task
[ O
20 O
] O
. O
This O
tree B-Task
level I-Task
analysis I-Task
is O
derived O
with O
the O
help O
of O
the O
equivalence B-Process
theorem I-Process
[ O
21 O
] O
, O
which O
itself O
is O
a O
high-energy B-Process
approximation I-Process
where O
it O
is O
assumed O
that O
the O
energy O
scale O
is O
much O
larger O
than O
the O
Z0 O
and O
W O
± O
gauge-boson B-Material
masses I-Material
. O
We O
will O
consider O
here O
this O
“ O
high-energy O
” O
hypothesis O
that O
both O
the O
equivalence B-Process
theorem I-Process
and O
the O
decoupling B-Process
regime I-Process
are O
well O
settled O
, O
but O
in O
such O
a O
way O
that O
the O
unitarity B-Process
constraint I-Process
is O
also O
fulfilled O
. O
Our O
purpose O
is O
to O
investigate B-Task
the I-Task
quantum I-Task
effects I-Task
in I-Task
the I-Task
decays I-Task
of I-Task
the I-Task
light I-Task
CP-even I-Task
Higgs I-Task
boson I-Task
h0 I-Task
, O
especially O
looking B-Task
for I-Task
sizeable I-Task
differences I-Task
with I-Task
respect I-Task
to I-Task
the I-Task
SM I-Task
in I-Task
the I-Task
decoupling I-Task
regime I-Task
. O
In O
the O
bag B-Process
model I-Process
and O
in O
linear O
or O
harmonic O
oscillator B-Process
confining I-Process
potentials I-Process
, O
the O
first O
excited O
S-state O
lies O
above O
the O
lowest O
P-state O
, O
making O
the O
predicted O
Roper O
mass O
heavier O
than O
the O
lightest O
negative O
parity O
baryon O
mass O
. O
Pairwise B-Process
spin-dependent I-Process
interactions I-Process
must O
reverse O
the O
level B-Process
ordering I-Process
. O
As O
mentioned O
earlier O
, O
color-spin B-Process
interactions I-Process
fail O
in O
this O
regard O
[ O
29 O
] O
, O
while O
flavor-spin B-Process
interactions I-Process
produce O
the O
desired O
effect O
. O
Since O
the O
q3 B-Process
color I-Process
wave I-Process
function I-Process
is O
antisymmetric O
, O
the O
flavor-spin-orbital B-Process
wave I-Process
function I-Process
is O
totally O
symmetric O
. O
For O
all O
quarks B-Material
in O
an O
S-state O
, O
the O
flavor-spin B-Process
wave I-Process
function I-Process
is O
totally O
symmetric O
all O
by O
itself O
and O
leads O
to O
the O
most O
attractive O
flavor-spin B-Process
interaction I-Process
. O
If O
one O
quark B-Material
is O
in O
a O
P-state O
, O
the O
orbital B-Process
wave I-Process
function I-Process
is O
mixed O
symmetry O
and O
so O
is O
the O
flavor-spin B-Process
wave I-Process
function I-Process
, O
and O
the O
flavor-spin B-Process
interaction I-Process
is O
a O
less O
attractive O
. O
In O
the O
SU O
( O
3 O
) O
F O
symmetric O
case O
, O
Eq O
. O
( O
1 O
) O
, O
one O
obtains O
mass B-Process
splittings I-Process
( O
2 O
) O
ΔMχ O
=− O
14Cχ,N O
( O
939 O
) O
, O
N O
∗( O
1440 O
),− O
4Cχ,Δ O
( O
1232 O
),− O
2Cχ,N O
∗( O
1535 O
) O
. O
Here O
we O
have O
approximated O
the O
N O
∗( O
1535 O
) O
as O
a O
state O
with O
total O
quark B-Material
spin-1 O
/ O
2 O
. O
The O
measurements O
presented O
here O
provide O
evidence O
for O
the O
existence O
of O
di-cluster B-Material
structures I-Material
in O
10 O
– O
12,14Be O
. O
Certainly O
, O
if O
the O
breakup B-Process
process I-Process
samples O
the O
overlap O
between O
the O
wavefunctions B-Process
of I-Process
the I-Process
ground I-Process
state I-Process
and I-Process
the I-Process
excited I-Process
states I-Process
, O
the O
first-chance B-Process
cluster I-Process
breakup I-Process
cross-sections I-Process
, O
shown O
in O
Fig. O
4 O
( O
a O
) O
, O
indicate O
that O
the O
xHe B-Material
+ I-Material
A I-Material
− I-Material
xHe I-Material
cluster I-Material
structure I-Material
does O
not O
decrease O
over O
the O
mass O
range O
A O
= O
10 O
, O
12 O
and O
14 O
. O
Given O
also O
that O
the O
decay B-Process
energy I-Process
threshold O
increases O
with O
mass O
number O
, O
the O
present O
data O
may O
even O
indicate O
a O
slight O
increase O
in O
clustering O
. O
The O
breakup B-Process
cross-sections I-Process
also O
appear O
to O
demonstrate O
that O
these O
nuclei B-Material
possess O
a O
stronger O
structural O
overlap O
with O
an O
α O
– O
Xn O
– O
α O
configuration O
, O
although O
the O
reaction B-Process
mechanics I-Process
by O
which O
this O
final O
state O
is O
reached O
may O
be O
complex O
. O
That O
is O
to O
say O
that O
the O
dominant B-Process
structural I-Process
mode I-Process
of O
the O
neutron B-Material
rich I-Material
isotopes I-Material
may O
be O
identified O
with O
two O
alpha-particles B-Material
plus O
valence B-Material
neutrons I-Material
. O
These O
comprehensive B-Task
measurements I-Task
of I-Task
the I-Task
neutron-removal I-Task
and I-Task
cluster I-Task
breakup I-Task
for O
the O
first O
time O
provide O
experimental O
data O
whereby O
the O
structure O
of O
the O
most O
neutron-rich B-Material
Be I-Material
isotopes I-Material
can O
be O
modeled O
via O
their O
reactions O
. O
Let O
us O
now O
consider O
the O
case O
of O
a O
beta-beam B-Material
source I-Material
. O
Similarly O
to O
the O
case O
of O
a O
static B-Material
tritium I-Material
source I-Material
, O
an O
advantage O
of O
the O
beta-beams B-Process
is O
that O
the O
neutrino B-Process
fluxes I-Process
can O
be O
very O
accurately O
calculated O
. O
Fig. O
3 O
shows O
the O
electron B-Process
– I-Process
neutrino I-Process
scattering I-Process
events O
in O
the O
range O
of O
0.1 O
MeV O
to O
1 O
MeV O
and O
1 O
keV O
to O
10 O
keV O
, O
respectively O
. O
( O
In O
Fig. O
3 O
( O
b O
) O
we O
have O
rounded O
to O
the O
nearest O
integer O
number O
of O
counts O
. O
) O
The O
shape O
of O
the O
flux-averaged O
cross O
sections O
is O
very O
similar O
to O
the O
reactor B-Material
case I-Material
as O
reflected O
in O
the O
event O
rates O
shown O
in O
the O
figures O
. O
As O
can O
be O
seen O
, O
by O
measuring O
electron B-Material
recoils I-Material
in O
the O
keV O
range O
with O
a O
beta-beam B-Material
source I-Material
one O
could O
, O
with O
a O
sufficiently O
strong O
source O
, O
have O
a O
very O
clear O
signature O
for O
a O
neutrino B-Process
magnetic I-Process
moment I-Process
of O
5 O
× O
10 O
− O
11μB O
. O
These O
figures O
are O
for O
Helium-6 B-Material
ions I-Material
, O
however O
, O
similar O
results O
can O
be O
obtained O
using O
neutrinos B-Material
from O
18Ne O
. O
The O
results O
shown O
are O
obtained O
for O
an O
intensity O
of O
1015 O
ν O
/ O
s O
( O
i.e. O
, O
1015 O
ions O
/ O
s O
) O
. O
If O
there O
is O
no O
magnetic O
moment O
, O
this O
intensity O
will O
produce O
about O
170 O
events O
in O
the O
0.1 O
MeV O
to O
1 O
MeV O
range O
per O
year O
and O
3 O
events O
in O
the O
1 O
keV O
to O
10 O
keV O
range O
per O
year O
. O
These O
numbers O
increase O
to O
210 O
and O
55 O
, O
respectively O
, O
in O
the O
case O
of O
a O
magnetic O
moment O
of O
5 O
× O
10 O
− O
11μB O
. O
Each O
hit O
position O
inside O
the O
drift B-Material
chambers I-Material
was O
calculated O
from O
the O
drift O
time O
digitized O
by O
a O
flash B-Material
analog-to-digital I-Material
converter I-Material
. O
The O
calculation O
was O
carried O
out O
based O
on O
a O
relation B-Process
between I-Process
the I-Process
hit I-Process
position I-Process
and I-Process
the I-Process
drift I-Process
time I-Process
( O
x B-Process
– I-Process
t I-Process
relation I-Process
) O
. O
The O
x O
– O
t O
relation O
was O
precisely O
calculated O
by O
a O
drift B-Material
chamber I-Material
simulation I-Material
package I-Material
, O
GARFIELD B-Material
[ O
20 O
] O
, O
and O
a O
gas B-Material
property I-Material
simulation I-Material
package I-Material
, O
MAGBOLTZ B-Material
[ O
21 O
] O
. O
Although O
the O
chambers B-Material
were O
constructed O
carefully O
with O
a O
tolerance O
of O
100 O
μm O
, O
there O
was O
a O
small O
position O
deviation O
of O
wires O
and O
field-shaping O
patterns O
, O
which O
could O
locally O
modify O
the O
electric O
field O
. O
In O
order O
to O
take O
account O
of O
the O
limited O
accuracy O
in O
the O
chamber O
manufacturing O
, O
a O
correction O
was O
commonly O
applied O
to O
the O
calculated O
x B-Process
– I-Process
t I-Process
relation I-Process
throughout O
the O
experiments O
. O
The O
correction O
was O
obtained O
to O
minimize O
the O
χ2 O
in O
the O
fitting O
of O
straight O
tracks O
of O
clean O
muon O
events O
observed O
on O
the O
ground O
without O
magnetic B-Process
field I-Process
. O
The O
correction O
was O
as O
small O
as O
expected O
from O
the O
accuracy O
in O
the O
chamber B-Material
manufacturing O
. O
During O
the O
observations O
, O
the O
x B-Process
– I-Process
t I-Process
relation I-Process
was O
affected O
by O
the O
variation O
in O
the O
pressure O
and O
temperature O
of O
the O
chamber B-Material
gas I-Material
. O
In O
order O
to O
take O
account O
of O
these O
time-dependent O
variations O
, O
the O
x B-Process
– I-Process
t I-Process
relation I-Process
was O
calibrated O
for O
each O
data-taking O
run O
. O
Especially O
in O
calibrating O
the O
x O
– O
t O
relation O
of O
ODCs B-Material
, O
an O
absolute O
reference O
positions O
were O
provided O
by O
SciFi O
, O
which O
are O
not O
affected O
by O
the O
variation O
in O
the O
pressure O
nor O
temperature O
. O
We O
define B-Task
a I-Task
new I-Task
multispecies I-Task
model I-Task
of I-Task
Calogero I-Task
type I-Task
in I-Task
D I-Task
dimensions I-Task
with O
harmonic B-Process
, I-Process
two-body I-Process
and I-Process
three-body I-Process
interactions I-Process
. O
Using O
the O
underlying O
conformal B-Process
SU I-Process
( I-Process
1,1 I-Process
) I-Process
algebra I-Process
, O
we O
indicate O
how O
to O
find O
the O
complete O
set O
of O
the O
states O
in O
Bargmann O
– O
Fock O
space O
. O
There O
are O
towers O
of O
states O
, O
with O
equidistant B-Process
energy I-Process
spectra I-Process
in O
each O
tower O
. O
We O
explicitely O
construct B-Process
all I-Process
polynomial I-Process
eigenstates I-Process
, O
namely O
the O
center-of-mass O
states O
and O
global O
dilatation O
modes O
, O
and O
find B-Process
their I-Process
corresponding I-Process
eigenenergies I-Process
. O
We O
also O
construct B-Process
ladder I-Process
operators I-Process
for O
these O
global O
collective O
states O
. O
Analysing B-Task
corresponding I-Task
Fock I-Task
space I-Task
, O
we O
detect O
the O
universal O
critical O
point O
at O
which O
the O
model O
exhibits O
singular O
behavior O
. O
The O
above O
results O
are O
universal O
for O
all O
systems O
with O
underlying O
conformal O
SU O
( O
1,1 O
) O
symmetry O
. O
The O
expression O
for O
Pc B-Material
is O
also O
easily O
found O
in O
the O
same O
basis O
, O
where O
it O
becomes O
apparent O
that O
the O
dynamics O
of O
conversion B-Process
in I-Process
matter I-Process
depends O
only O
on O
the O
relative B-Process
orientation I-Process
of I-Process
the I-Process
eigenstates I-Process
of O
the O
vacuum B-Process
and O
matter B-Process
Hamiltonians I-Process
. O
This O
allows O
to O
directly O
apply O
the O
known O
analytical B-Process
solutions I-Process
for I-Process
Pc I-Process
, O
and O
, O
upon O
rotating O
back O
, O
obtain O
a O
generalization B-Process
of I-Process
these I-Process
results I-Process
to I-Process
the I-Process
NSI I-Process
case I-Process
. O
For O
example O
, O
the O
answer O
for O
the O
infinite O
exponential O
profile O
[ O
18,19 O
] O
A O
∝ O
exp O
(− O
r O
/ O
r0 O
) O
becomes O
Pc O
= O
exp O
[ O
γ O
( O
1 O
− O
cos2θrel O
)/ O
2 O
]− O
1exp O
( O
γ O
)− O
1 O
, O
where O
γ O
≡ O
4πr0Δ O
= O
πr0Δm2 O
/ O
Eν O
. O
We O
further O
observe O
that O
since O
γ O
⪢ O
1 O
the O
adiabaticity B-Process
violation I-Process
occurs O
only O
when O
| O
θ O
− O
α O
|⪡ O
1 O
and O
φ O
≃ O
π O
/ O
2 O
, O
which O
is O
the O
analogue O
of O
the O
small-angle O
MSW O
[ O
10,20 O
] O
effect O
in O
the O
rotated O
basis O
. O
The O
“ O
resonant O
” O
region O
in O
the O
Sun O
where O
level O
jumping O
can O
take O
place O
is O
narrow O
, O
defined O
by O
A O
≃ O
Δ O
[ O
21 O
] O
. O
A O
neutrino B-Material
produced O
at O
a O
lower O
density O
evolves O
adiabatically O
, O
while O
a O
neutrino O
produced O
at O
a O
higher O
density O
may O
undergo O
level O
crossing O
. O
The O
probability O
Pc B-Material
in O
the O
latter O
case O
is O
given O
to O
a O
very O
good O
accuracy O
by O
the O
formula O
for O
the O
linear O
profile O
, O
with O
an O
appropriate O
gradient O
taken O
along O
the O
neutrino B-Material
trajectory O
, O
( O
12 O
) O
Pc O
≃ O
Θ O
( O
A O
− O
Δ O
) O
e O
− O
γ O
( O
cos2θrel O
+ O
1 O
)/ O
2 O
, O
where O
Θ O
( O
x O
) O
is O
the O
step O
function O
, O
Θ O
( O
x O
)= O
1 O
for O
x O
> O
0 O
and O
Θ O
( O
x O
)= O
0 O
otherwise O
. O
We O
emphasize O
that O
our O
results O
differ O
from O
the O
similar O
ones O
given O
in O
[ O
5,22 O
] O
in O
three O
important O
respects O
: O
( O
i O
) O
they O
are O
valid O
for O
all O
, O
not O
just O
small O
values O
of O
α O
( O
which O
is O
essential O
for O
our O
application O
) O
, O
( O
ii O
) O
they O
include O
the O
angle O
φ O
, O
and O
( O
iii O
) O
the O
argument O
of O
the O
Θ O
function O
does O
not O
contain O
cos2θ O
, O
as O
follows O
from O
[ O
21 O
] O
. O
We O
stress O
that O
for O
large O
values O
of O
α O
and O
φ O
≃ O
π O
/ O
2 O
adiabaticity O
is O
violated O
for O
large O
values O
of O
θ O
. O
One O
major O
goal O
of O
current O
nuclear B-Task
physics I-Task
is O
the O
observation B-Task
of I-Task
at I-Task
least I-Task
partial I-Task
restoration I-Task
of I-Task
chiral I-Task
symmetry I-Task
. O
Since O
the O
chiral B-Material
order I-Material
parameter I-Material
〈 O
q B-Material
̄ I-Material
q I-Material
〉 O
is O
expected O
to O
decrease O
by O
about O
30 O
% O
already O
at O
normal O
nuclear B-Material
matter I-Material
density O
[ O
1 O
– O
4 O
] O
, O
any O
in-medium O
change O
due O
to O
the O
dropping O
quark B-Material
condensate I-Material
should O
in O
principle O
be O
observable O
in O
photonuclear B-Process
reactions I-Process
. O
The O
conjecture O
that O
such O
a O
partial B-Process
restoration I-Process
of I-Process
chiral I-Process
symmetry I-Process
causes O
a O
softening O
and O
narrowing O
of O
the O
σ B-Material
meson I-Material
as O
the O
chiral B-Material
partner I-Material
of O
the O
pion B-Material
in O
the O
nuclear B-Material
medium I-Material
[ O
5,6 O
] O
has O
led O
to O
the O
idea O
of O
measuring B-Process
the I-Process
π0π0 I-Process
invariant I-Process
mass I-Process
distribution I-Process
near O
the O
2π O
threshold O
in O
photon B-Material
induced O
reactions O
on O
nuclei B-Material
[ O
7 O
] O
. O
In O
contrast O
to O
its O
questionable O
nature O
as O
a O
proper O
quasiparticle B-Material
in O
vacuum O
, O
the O
σ B-Material
meson I-Material
might O
develop O
a O
much O
narrower O
peak O
at O
finite O
baryon O
density O
due O
to O
phase-space O
suppression O
for O
the O
σ B-Process
→ I-Process
ππ I-Process
decay I-Process
, O
hence O
making O
it O
possible O
to O
explore O
its O
properties O
when O
embedded O
in O
a O
nuclear B-Process
many-body I-Process
system I-Process
[ O
8 O
– O
11 O
] O
. O
Measuring B-Process
a I-Process
threshold I-Process
enhancement I-Process
of I-Process
the I-Process
π0π0 I-Process
invariant I-Process
mass I-Process
spectrum I-Process
might O
serve O
as O
a O
signal O
for O
the O
partial B-Task
restoration I-Task
of I-Task
chiral I-Task
symmetry I-Task
inside O
nuclei B-Material
and O
, O
therefore O
, O
give O
information O
about O
one O
of O
the O
most O
fundamental O
features O
of O
QCD B-Material
. O
An O
OPE B-Material
of O
VQCD B-Material
( I-Material
r I-Material
) I-Material
was O
developed O
in O
[ O
3 O
] O
. O
In O
this O
and O
the O
next O
paragraph O
, O
we O
review O
the O
content O
of O
that O
paper O
relevant O
to O
our O
analysis O
. O
Within O
this O
framework O
, O
short-distance O
contributions O
are O
contained O
in O
the O
potentials O
, O
which O
are O
in O
fact O
the O
Wilson O
coefficients O
, O
while O
non-perturbative O
contributions O
are O
contained O
in O
the O
matrix O
elements O
that O
are O
organized O
in O
multipole B-Process
expansion I-Process
in O
r O
→ O
at O
r O
≪ O
ΛQCD O
− O
1 O
. O
The O
following O
relation O
was O
derived O
: O
( O
16 O
) O
VQCD O
( O
r O
)= O
VS O
( O
r O
)+ O
δEUS O
( O
r O
),( O
17 O
) O
δEUS O
=− O
ig2TFNC O
∫ O
0 O
∞ O
dte O
− O
iΔV O
( O
r O
) O
t O
×〈 O
r O
→⋅ O
E O
→ O
a O
( O
t O
) O
φadj O
( O
t,0 O
) O
abr O
→⋅ O
E O
→ O
b O
( O
0 O
)〉+ O
O O
( O
r3 O
) O
. O
VS O
( O
r O
) O
denotes O
the O
singlet O
potential O
. O
δEUS O
( O
r O
) O
denotes O
the O
non-perturbative O
contribution O
to O
the O
QCD B-Material
potential I-Material
, O
which O
starts O
at O
O O
( O
ΛQCD3r2 O
) O
in O
the O
multipole B-Process
expansion I-Process
. O
ΔV O
( O
r O
)= O
VO O
( O
r O
)− O
VS O
( O
r O
) O
denotes O
the O
difference O
between O
the O
octet O
and O
singlet O
potentials O
; O
see O
[ O
3 O
] O
for O
details O
. O
Intuitively O
VS O
( O
r O
) O
corresponds O
to O
VUV O
( O
r O
; O
μf O
) O
and O
δEUS O
( O
r O
) O
to O
VIR O
( O
r O
; O
μf O
) O
. O
We O
adopt O
dimensional B-Process
regularization I-Process
in O
our O
analysis O
; O
we O
also O
refer O
to O
hard B-Process
cutoff I-Process
schemes I-Process
when O
discussing O
conceptual O
aspects O
. O
It O
has O
recently O
been O
demonstrated O
[ O
15 O
] O
( O
see O
also O
[ O
13 O
] O
and O
references O
therein O
) O
that O
for O
a O
self-dual O
background O
the O
two-loop B-Material
QED I-Material
effective O
action O
takes O
a O
remarkably O
simple O
form O
that O
is O
very O
similar O
to O
the O
one-loop B-Process
action I-Process
in O
the O
same O
background O
. O
There O
are O
expectations O
that O
this O
similarity O
persists O
at O
higher B-Process
loops I-Process
, O
and O
therefore O
there O
should O
be O
some O
remarkable O
structure O
encoded O
in O
the O
all-loop B-Process
effective I-Process
action I-Process
for O
gauge O
theories O
. O
In O
the O
supersymmetric O
case O
, O
one O
has O
to O
replace O
the O
requirement O
of O
self-duality O
by O
that O
of O
relaxed O
super O
self-duality O
[ O
16 O
] O
in O
order O
to O
arrive O
at O
conclusions O
similar O
to O
those O
given O
in O
[ O
15 O
] O
. O
Further O
progress O
in O
this O
direction O
may O
be O
achieved O
through O
the O
analysis B-Task
of I-Task
N I-Task
= I-Task
2 I-Task
covariant I-Task
supergraphs I-Task
. O
Finally O
, O
we O
believe O
that O
the O
results O
of O
this O
Letter O
may O
be O
helpful O
in O
the O
context O
of O
the O
conjectured O
correspondence O
[ O
17 O
– O
19 O
] O
between O
the O
D3-brane B-Process
action I-Process
in O
AdS5 B-Material
× I-Material
S5 I-Material
and O
the O
low-energy O
action O
for O
N O
= O
4 O
SU B-Material
( I-Material
N I-Material
) I-Material
SYM I-Material
on O
its O
Coulomb B-Material
branch I-Material
, O
with O
the O
gauge B-Material
group I-Material
SU B-Material
( I-Material
N I-Material
) I-Material
spontaneously O
broken O
to O
SU B-Material
( I-Material
N I-Material
− I-Material
1 I-Material
)× I-Material
U I-Material
( I-Material
1 I-Material
) I-Material
. O
There O
have O
appeared O
two O
independent O
F6 B-Task
tests I-Task
of I-Task
this I-Task
conjecture I-Task
[ O
19,20 O
] O
, O
with O
conflicting O
conclusions O
. O
The O
approach O
advocated O
here O
provides O
the O
opportunity O
for O
a O
further O
test O
. O
The O
Substrate B-Task
Induced I-Task
Coagulation I-Task
( O
SIC B-Task
) O
coating B-Process
process O
provides O
a O
self O
assembled O
and O
almost O
binder O
free O
coating O
with O
small O
particles O
. O
Most O
research O
so O
far O
has O
been O
used O
to O
coat O
a O
variety O
of O
surfaces O
with O
highly O
conductive O
carbon B-Material
blacks I-Material
[ O
34,35,36 O
] O
. O
Layers O
deposited O
by O
this O
technique O
have O
been O
used O
in O
electromagnetic B-Process
wave I-Process
shielding I-Process
, O
in O
the O
metallization B-Process
process O
of O
through-holes O
in O
printed B-Material
wiring I-Material
boards I-Material
, O
and O
in O
the O
manufacture O
of O
conducting B-Material
polymers I-Material
( O
such O
as O
Teflon B-Material
) O
[ O
37,38,39 O
] O
. O
An O
advantage O
of O
this O
dip-coating B-Process
process O
is O
that O
it O
can O
be O
used O
for O
any O
kind O
of O
surface O
, O
provided O
the O
substrate O
is O
stable O
in O
water O
and O
that O
the O
particles O
used O
for O
the O
coating O
form O
a O
meta-stable B-Process
dispersion I-Process
. O
Recently O
, O
a O
non-aqueous O
SIC B-Process
coating I-Process
process O
of O
carbon B-Material
black I-Material
was O
developed O
by O
investigating O
the O
stabilities O
of O
non-aqueous O
dispersions O
[ O
36 O
] O
. O
These O
dispersions O
were O
used O
to O
prepare O
LiCoO2-composite B-Process
electrodes I-Process
for O
Li-ion B-Process
batteries I-Process
with O
an O
improved O
conductivity O
while O
keeping O
the O
content O
of O
active O
battery O
material O
high O
[ O
35 O
] O
. O
This O
paper O
proposes O
a O
sentence B-Process
stress I-Process
feedback I-Process
system I-Process
in O
which O
sentence O
stress O
prediction O
, O
detection O
, O
and O
feedback O
provision O
models O
are O
combined O
. O
This O
system O
provides B-Task
non-native I-Task
learners I-Task
with I-Task
feedback I-Task
on I-Task
sentence I-Task
stress I-Task
errors I-Task
so O
that O
they O
can O
improve O
their O
English O
rhythm O
and O
fluency O
in O
a O
self-study O
setting O
. O
The O
sentence O
stress O
feedback O
system O
was O
devised O
to O
predict B-Task
and I-Task
detect I-Task
the I-Task
sentence I-Task
stress I-Task
of O
any O
practice O
sentence O
. O
The O
accuracy O
of O
the O
prediction B-Process
and I-Process
detection I-Process
models I-Process
was O
96.6 O
% O
and O
84.1 O
% O
, O
respectively O
. O
The O
stress B-Process
feedback I-Process
provision I-Process
model I-Process
offers O
positive O
or O
negative O
stress O
feedback O
for O
each O
spoken O
word O
by O
comparing O
the O
probability O
of O
the O
predicted O
stress O
pattern O
with O
that O
of O
the O
detected O
stress O
pattern O
. O
In O
an O
experiment O
that O
evaluated O
the O
educational O
effect O
of O
the O
proposed O
system O
incorporated O
in O
our O
CALL B-Material
system I-Material
, O
significant O
improvements O
in O
accentedness O
and O
rhythm O
were O
seen O
with O
the O
students O
who O
trained O
with O
our O
system O
but O
not O
with O
those O
in O
the O
control O
group O
. O
Plastically O
deformed O
MGs B-Material
develop O
inhomogeneity O
and O
show O
harder O
and O
softer O
regions O
[ O
16 O
] O
. O
While O
this O
could O
in O
principle O
be O
associated O
with O
a O
BE O
according O
to O
the O
composite O
model O
, O
a O
MG B-Material
provides O
no O
basis O
for O
a O
dislocation-based O
theory O
. O
The O
search B-Task
for I-Task
a I-Task
BE I-Task
in I-Task
plastic I-Task
flow I-Task
is O
hindered O
by O
the O
softening O
of O
MGs B-Material
associated O
with O
shear-banding B-Process
( O
in O
contrast O
to O
the O
work-hardening O
familiar O
in O
conventional O
alloys O
) O
. O
Anelastic B-Process
deformation I-Process
is O
, O
however O
, O
of O
interest O
as O
its O
time-dependence O
must O
relate O
to O
relaxation O
processes O
in O
the O
MG O
structure O
that O
in O
turn O
should O
be O
connected O
to O
the O
onset O
of O
plasticity O
. O
In O
particular O
, O
anelasticity O
may O
offer O
a O
way O
to O
study O
the O
operation O
of O
the O
shear B-Process
transformation I-Process
zones I-Process
( O
STZs B-Process
[ O
17 O
]) O
often O
used O
to O
interpret O
the O
deformation O
of O
MGs B-Material
. O
Fujita O
et O
al. O
have O
used O
torsion O
tests O
to O
observe B-Task
anelasticity I-Task
in I-Task
MGs I-Task
loaded O
( O
at O
maximum O
, O
on O
the O
cylindrical O
sample O
surface O
) O
to O
30 O
% O
, O
16 O
% O
and O
just O
4 O
% O
of O
the O
shear O
yield O
stress O
τy O
[ O
18 O
] O
. O
In O
the O
present O
work O
we O
apply O
torsion O
to O
MG B-Material
samples O
to O
reach O
stresses O
up O
to O
24 O
% O
of O
τy O
, O
and O
for O
the O
first O
time O
in O
the O
elastic O
regime O
investigate O
the O
effects O
of O
torque O
reversal O
. O
SPS B-Material
has O
been O
utilized O
in O
several O
studies O
to O
retain B-Process
the I-Process
nanostructure I-Process
of I-Process
aluminum I-Process
alloy I-Process
powders I-Process
during I-Process
consolidation I-Process
. O
Ye O
et O
al. O
investigated B-Task
the I-Task
effect I-Task
of I-Task
processing I-Task
of I-Task
cryomilled I-Task
Al I-Task
5083 I-Task
powder I-Task
via O
SPS B-Process
[ O
13 O
] O
. O
X-ray B-Process
Diffraction I-Process
( I-Process
XRD I-Process
) I-Process
grain I-Process
size I-Process
calculations I-Process
before O
and O
after O
SPS B-Process
showed O
that O
the O
average O
grain O
size O
of O
the O
alloy B-Material
only O
increased O
from O
25nm O
to O
50nm O
( O
from O
powder O
to O
bulk O
state O
) O
. O
Subsequently O
, O
the O
hardness O
values O
obtained O
through O
nanoindentation B-Process
for O
specimens O
of O
AA5083 B-Material
produced O
via O
SPS B-Material
were O
highly O
improved O
in O
comparison O
to O
conventional O
sintering O
methods O
were O
grain O
coarsening O
takes O
place O
on O
a O
larger O
scale O
. O
In O
another O
study O
the O
combination B-Process
of I-Process
cryomilling I-Process
and I-Process
SPS I-Process
of I-Process
AA-5356 I-Process
/ I-Process
B4C I-Process
nanocomposites I-Process
powder I-Process
was O
found O
to O
largely O
improve O
the O
microhardness O
and O
flexural O
strengths O
of O
the O
bulk B-Material
nanocomposite I-Material
. O
Rana O
et O
al O
. O
[ O
14 O
] O
investigated B-Task
the I-Task
effect I-Task
of I-Task
SPS I-Task
on I-Task
mechanically I-Task
milled I-Task
AA6061 I-Task
( I-Task
Al I-Task
– I-Task
Mg I-Task
– I-Task
Si I-Task
) I-Task
micro-alloy I-Task
powder I-Task
. O
The O
average O
grain O
size O
after O
20h O
of O
milling O
was O
∼ O
35nm O
and O
increased O
to O
only O
∼ O
85nm O
after O
processing O
with O
SPS B-Material
at O
500 O
° O
C O
. O
Microhardness O
and O
compressive O
tests O
were O
carried O
out O
on O
the O
consolidated O
near O
full O
density O
specimens O
of O
both O
unmilled B-Material
and I-Material
milled I-Material
powders I-Material
and O
the O
results O
showed O
significant O
increase O
in O
both O
hardness O
and O
compressive O
strengths O
for O
the O
milled B-Material
nanocrystalline I-Material
powders I-Material
as O
a O
result O
of O
the O
very O
fine O
grain O
size O
. O
A O
principle O
of O
high-throughput B-Task
materials I-Task
science I-Task
is O
that O
one O
does O
not O
know O
a O
priori O
where O
the O
value O
of O
the O
data O
lies O
for O
any O
specific O
application O
. O
Trends O
and O
insights O
are O
deduced O
a O
posteriori O
. O
This O
requires O
efficient B-Task
interfaces I-Task
to I-Task
interrogate I-Task
available I-Task
data I-Task
on I-Task
various I-Task
levels I-Task
. O
We O
have O
developed O
a O
simple O
WEB-based B-Process
API I-Process
to O
greatly O
improve B-Task
the I-Task
accessibility I-Task
and I-Task
utility I-Task
of I-Task
the I-Task
AFLOWLIB I-Task
database I-Task
[ O
14 O
] O
to O
the O
scientific O
community O
. O
Through O
it O
, O
the O
client O
can O
access O
calculated O
physical B-Material
properties I-Material
( O
thermodynamic B-Material
, I-Material
crystallographic I-Material
, I-Material
or I-Material
mechanical I-Material
properties I-Material
) O
, O
as O
well O
as O
simulation B-Material
provenance I-Material
and O
runtime B-Material
properties I-Material
of O
the O
included O
systems O
. O
The O
data O
may O
be O
used O
directly O
( O
e.g. O
, O
to O
browse B-Process
a I-Process
class I-Process
of I-Process
materials I-Process
with I-Process
a I-Process
desired I-Process
property I-Process
) O
or O
integrated O
into O
higher B-Process
level I-Process
work-flows I-Process
. O
The O
interface B-Process
also O
allows O
for O
the O
sharing B-Process
of I-Process
updates I-Process
of I-Process
data I-Process
used O
in O
previous O
published O
works O
, O
e.g. O
, O
previously O
calculated O
alloy B-Material
phase I-Material
diagrams I-Material
[ O
19 O
– O
31 O
] O
, O
thus O
the O
database O
can O
be O
expanded O
systematically O
. O
The O
Discrete B-Process
Element I-Process
Method I-Process
applied O
to O
spheres B-Material
is O
well O
established O
as O
a O
reasonably O
realistic O
tool O
, O
in O
a O
wide O
range O
of O
engineering O
disciplines O
, O
for O
modelling B-Task
packing I-Task
and I-Task
flow I-Task
of I-Task
granular I-Task
materials I-Task
; O
Asmar O
et O
al O
. O
[ O
8 O
] O
describes O
the O
fundamentals O
of O
this O
method O
as O
applied O
by O
code O
developed O
in-house O
at O
Nottingham O
; O
since O
these O
are O
widely O
documented O
the O
details O
are O
not O
reproduced O
here O
, O
simply O
a O
summary O
. O
It O
applies O
an O
explicit B-Process
time I-Process
stepping I-Process
approach I-Process
to O
numerically B-Process
integrate I-Process
the O
translational B-Process
and I-Process
rotational I-Process
motion I-Process
of O
each O
particle O
from O
the O
resulting O
forces B-Process
and O
moments B-Process
acting O
on O
them O
at O
each O
timestep O
. O
The O
inter-particle B-Material
and I-Material
particle I-Material
wall I-Material
contacts I-Material
are O
modelled O
using O
the O
linear B-Process
spring I-Process
– I-Process
dashpot I-Process
– I-Process
slider I-Process
analogy I-Process
. O
Contact B-Process
forces I-Process
are O
modelled O
in O
the O
normal O
and O
tangential O
directions O
with O
respect O
to O
the O
line O
connecting O
the O
particles B-Material
centres I-Material
. O
Particle B-Material
elastic I-Material
stiffness O
is O
set O
so O
sphere B-Process
“ I-Process
overlap I-Process
” I-Process
is O
not O
significant O
and O
moderate O
contact B-Process
damping I-Process
is O
applied O
. O
Particle B-Process
cohesion I-Process
can O
also O
be O
modelled O
but O
is O
assumed O
to O
be O
negligible O
in O
the O
current O
study O
. O
The O
translational B-Process
and I-Process
rotational I-Process
motion I-Process
of O
each O
particle B-Material
is O
modelled O
using O
a O
half B-Process
step I-Process
leap-frog I-Process
Verlet I-Process
numerical I-Process
integration I-Process
scheme I-Process
to O
update O
particle B-Material
positions I-Material
and O
velocities B-Material
. O
Near-neighbour B-Process
lists I-Process
are O
used O
to O
increase O
the O
computational O
efficiency O
of O
determining O
particle B-Material
contacts I-Material
and O
a O
zoning B-Process
method I-Process
is O
used O
each O
time O
the O
list O
is O
composed O
; O
that O
is O
the O
system O
is O
divided O
into O
cubic O
regions O
, O
each O
particle B-Material
centre I-Material
is O
within O
one O
zone O
, O
and O
potential O
contacting B-Material
particles I-Material
are O
within O
the O
same O
or O
next-door O
neighbour O
zones O
. O
Full O
details O
are O
given O
in O
Asmar O
et O
al O
. O
[ O
8 O
] O
. O
In O
this O
paper O
, O
crystal B-Process
plasticity I-Process
model I-Process
, O
in O
combination O
with O
XFEM B-Process
, O
has O
been O
applied O
to O
study B-Task
cyclic I-Task
deformation I-Task
and I-Task
fatigue I-Task
crack I-Task
growth I-Task
in O
a O
nickel-based B-Material
superalloy I-Material
LSHR I-Material
( O
Low B-Material
Solvus I-Material
High I-Material
Refractory I-Material
) O
at O
high O
temperature O
. O
The O
first O
objective O
of O
this O
research O
was O
to O
develop B-Task
and I-Task
evaluate I-Task
a I-Task
RVE-based I-Task
finite I-Task
element I-Task
model I-Task
with O
the O
incorporation O
of O
a O
realistic O
material O
microstructure O
. O
The O
second O
objective O
of O
this O
work O
was O
to O
determine B-Task
the I-Task
parameters I-Task
of I-Task
a I-Task
crystal I-Task
plasticity I-Task
constitutive I-Task
model I-Task
to O
describe O
the O
cyclic B-Process
deformation I-Process
behaviour O
of O
the O
material O
by O
using O
a O
user-defined B-Material
material I-Material
subroutine I-Material
( O
UMAT B-Material
) O
interfaced O
with O
the O
finite O
element O
package O
ABAQUS B-Material
. O
The O
model O
parameters O
were O
calibrated O
from O
extensive O
finite B-Process
element I-Process
analyses I-Process
to O
fit O
the O
monotonic B-Material
, I-Material
stress I-Material
relaxation I-Material
and I-Material
cyclic I-Material
test I-Material
data I-Material
. O
The O
third O
objective O
was O
to O
predict B-Task
crack I-Task
growth I-Task
by O
combining O
the O
XFEM B-Process
technique I-Process
and O
the O
calibrated B-Process
crystal I-Process
plasticity I-Process
UMAT I-Process
, O
for O
which O
accumulated O
plastic B-Process
strain I-Process
was O
used O
as O
the O
fracture B-Process
criterion I-Process
. O
This O
paper O
has O
highlighted B-Task
a I-Task
band I-Task
of I-Task
frequencies I-Task
, O
outside O
the O
conventional O
operation O
range O
, O
and O
close O
to O
electrical B-Process
resonance I-Process
of I-Process
an I-Process
eddy I-Process
current I-Process
probe I-Process
, O
where O
the O
magnitude O
of O
impedance B-Material
SNR I-Material
reaches O
a O
peak O
. O
The O
SNR O
of O
scans O
of O
three O
slots O
of O
varying O
depth O
were O
enhanced O
by O
a O
factor O
of O
up O
to O
3.7 O
, O
from O
the O
SNR O
measured O
at O
1MHz O
. O
This O
is O
a O
result O
of O
a O
defect-decoupling B-Process
resonance-shift I-Process
effect I-Process
and O
is O
referred O
to O
as O
the O
near B-Process
electrical I-Process
resonance I-Process
signal I-Process
enhancement I-Process
( O
NERSE B-Process
) O
phenomenon O
. O
NERSE O
frequency O
operation O
has O
significant O
potential O
for O
ECT B-Process
inspection I-Process
, O
and O
opens O
up O
a O
range O
of O
investigative O
possibilities O
. O
Within O
this O
investigation O
, O
only O
the O
magnitude O
of O
the O
electrical B-Material
impedance I-Material
has O
been O
analyzed O
. O
An O
immediate O
extension O
of O
this O
investigation O
will O
be O
to O
consider O
phase O
information O
, O
and O
determine O
whether O
a O
similar O
exploitable O
NERSE B-Process
effect O
exists O
. O
There O
are O
a O
number O
of O
avenues O
to O
explore O
for O
future O
work O
, O
in O
particular O
the O
use B-Task
of I-Task
other I-Task
time I-Task
– I-Task
frequency I-Task
analysis I-Task
methods I-Task
. O
The O
STFT B-Process
spectrogram I-Process
was O
utilised O
here O
, O
as O
it O
is O
the O
simplest O
to O
implement O
. O
Whilst O
all O
of O
the O
echoes O
could O
be O
clearly O
resolved O
in O
both O
time O
and O
frequency O
, O
the O
spectrogram O
suffers O
from O
a O
fixed B-Material
resolution I-Material
, O
i.e. O
an O
increase O
of O
time B-Material
resolution I-Material
necessarily O
leads O
to O
a O
decrease O
in O
frequency B-Material
resolution I-Material
. O
Other O
methods O
of O
time B-Process
– I-Process
frequency I-Process
analysis I-Process
, O
such O
as O
discrete B-Process
wavelet I-Process
analysis I-Process
, O
benefit O
from O
advantage O
of O
multi-resolution B-Process
analysis I-Process
, O
which O
offers O
improved O
temporal B-Material
resolution I-Material
of O
the O
high O
frequency O
components O
, O
and O
frequency B-Material
resolution I-Material
of O
the O
low B-Material
frequency I-Material
components I-Material
[ O
25,18,19 O
] O
. O
Also O
, O
whilst O
the O
current O
work O
has O
utilised O
SH B-Material
waves I-Material
that O
are O
generated O
by O
EMATs B-Process
, O
the O
physics O
that O
describes O
the O
pulsed B-Material
array I-Material
system I-Material
is O
universal O
to O
other O
types O
of O
waves O
. O
Future O
work O
will O
include O
demonstrating B-Task
this I-Task
phenomenon I-Task
with I-Task
a I-Task
number I-Task
of I-Task
other I-Task
systems I-Task
, O
for O
example O
using O
longitudinal B-Material
ultrasonic I-Material
waves I-Material
or O
electromagnetic B-Material
waves I-Material
. O
Global B-Process
optimisation I-Process
algorithms I-Process
are O
used O
in O
this O
study O
to O
solve B-Task
the I-Task
optimisation I-Task
problem I-Task
as O
they O
are O
known O
to O
be O
efficient O
in O
incorporating B-Process
statistical I-Process
information I-Process
and O
dealing O
with O
complicated O
objective B-Process
functions I-Process
that O
have O
multiple O
local B-Material
minima I-Material
/ I-Material
maxima I-Material
. O
The O
genetic B-Process
algorithm I-Process
( O
GA B-Process
) O
is O
such O
a O
global B-Process
optimisation I-Process
technique I-Process
that O
mimics B-Process
biological I-Process
evolution I-Process
processes I-Process
and O
is O
used O
in O
this O
particular O
study O
. O
The O
algorithm O
starts O
with O
a O
random B-Process
selection I-Process
of I-Process
a I-Process
population I-Process
from O
the O
decision B-Material
variable I-Material
domain I-Material
( O
X B-Material
) O
. O
The O
genetic B-Process
algorithm I-Process
repeatedly O
modifies O
this O
population O
. O
At O
each O
step O
, O
the O
algorithm O
selects B-Process
a I-Process
group I-Process
of I-Process
individual I-Process
values I-Process
from O
the O
population B-Material
( O
parent B-Material
) O
which O
are O
evolved O
through O
crossover B-Process
or O
mutation B-Process
to O
produce O
members O
of O
the O
next O
generation O
. O
This O
process O
is O
repeated O
for O
several O
generations O
until O
an O
optimum O
solution O
is O
reached O
. O
See O
[ O
19 O
] O
for O
a O
fuller O
description O
of O
the O
GA B-Process
. O
In O
the O
Total B-Process
Focusing I-Process
Method I-Process
( O
TFM B-Process
) O
the O
beam O
is O
synthetically O
focused O
at O
every O
point O
in O
the O
target O
region O
[ O
7 O
] O
as O
follows O
. O
After O
obtaining O
the O
FMC B-Material
data I-Material
, O
the O
target O
region O
, O
which O
is O
in O
the O
x B-Material
– I-Material
z I-Material
plane I-Material
in O
2D O
( O
Fig. O
1 O
) O
, O
is O
discretized B-Process
into I-Process
a I-Process
grid I-Process
. O
The O
signals O
from O
all O
elements O
in O
the O
array O
are O
then O
summed B-Process
to O
synthesize B-Process
a I-Process
focus I-Process
at I-Process
every I-Process
point I-Process
in I-Process
this I-Process
grid I-Process
. O
Linear B-Process
interpolation I-Process
of O
the O
time O
domain O
signals O
is O
necessary O
since O
they O
are O
discretely B-Process
sampled I-Process
. O
The O
intensity O
of O
the O
TFM B-Material
image I-Material
ITFM O
at O
any O
point O
( O
x,z O
) O
is O
given O
by O
:( O
10 O
) O
ITFM O
( O
x,z O
)=|∑ O
HTR O
( O
1c O
(( O
xT O
− O
x O
) O
2 O
+ O
z2 O
+( O
xR O
− O
x O
) O
2 O
+ O
z2 O
))| O
forallT,Rwhere O
HTR O
( O
t O
) O
is O
the O
Hilbert B-Process
transform I-Process
of O
a O
signal O
uTR O
( O
t O
) O
in O
the O
FMC B-Material
data I-Material
, O
xT O
is O
the O
x-position O
of O
the O
transmitting B-Material
element I-Material
( O
T B-Material
) O
and O
xR O
is O
the O
x-position O
of O
the O
receiving B-Material
element I-Material
( O
R B-Material
) O
. O
Note O
that O
the O
z-position O
of O
all O
elements O
is O
zero O
( O
Fig. O
3a O
) O
. O
The O
summation B-Process
is O
carried O
out O
for O
all O
possible O
transmitter B-Material
– I-Material
receiver I-Material
pairs I-Material
and O
therefore O
uses O
all O
the O
information O
captured O
with O
FMC B-Material
. O
This O
algorithm O
is O
referred O
to O
as O
‘ O
conventional O
TFM’ O
in O
this O
paper O
. O
It O
is O
known O
that O
as O
the O
temperature O
of O
the O
sample O
rises O
, O
the O
Lorentz B-Process
mechanism I-Process
remains O
dominant O
until O
Tc O
of O
steel B-Material
is O
reached O
( O
770 O
° O
C O
for O
a O
low B-Material
carbon I-Material
steel I-Material
) O
, O
when O
the O
magnetostrictive B-Process
mechanism I-Process
becomes O
more O
efficient O
[ O
15 O
] O
. O
Previously O
this O
has O
been O
thought O
due O
to O
a O
thin O
ferromagnetic B-Material
oxide I-Material
layer O
on O
the O
sample O
surface O
, O
the O
surface O
being O
cooler O
than O
the O
bulk O
of O
the O
material O
[ O
16,17 O
] O
. O
This O
layer O
concentrates O
the O
magnetic B-Material
field I-Material
, O
increasing O
generation B-Process
efficiency I-Process
. O
Recent O
studies O
also O
show O
that O
rearrangement O
of O
the O
magnetic O
moments O
from O
ordered O
domains O
to O
a O
disordered O
state O
at O
a O
magnetic B-Process
phase I-Process
transition I-Process
lowers O
the O
magnetostrictive O
constant O
. O
This O
ferromagnetic B-Process
to I-Process
paramagnetic I-Process
transition I-Process
is O
accompanied O
by O
large O
changes O
in O
the O
efficiency O
of O
electromagnetic B-Process
ultrasound I-Process
generation I-Process
leading O
to O
the O
use O
of O
EMATs B-Material
as O
a O
method O
of O
studying B-Task
phase I-Task
transitions I-Task
in O
magnetic B-Material
alloys I-Material
[ O
18 O
] O
. O
Shear B-Material
horizontal I-Material
( I-Material
SH I-Material
) I-Material
ultrasound I-Material
waves I-Material
are O
guided B-Material
waves I-Material
( O
they O
have O
propagation B-Process
properties O
affected O
by O
the O
geometry O
of O
the O
propagation O
medium O
) O
, O
with O
symmetric O
and O
anti-symmetric O
modes O
; O
phase O
and O
group O
speeds O
are O
dependent O
on O
frequency O
, O
sample O
thickness O
, O
and O
the O
bulk B-Process
shear I-Process
wave I-Process
speed I-Process
[ O
11,12 O
] O
. O
The O
properties O
of O
the O
different O
modes O
can O
be O
very O
useful O
, O
such O
as O
in O
thickness O
measurement O
[ O
13 O
] O
, O
but O
in O
this O
case O
they O
are O
a O
complication O
. O
SH0 B-Material
has O
a O
thickness O
independent O
speed O
, O
equal O
to O
the O
shear B-Process
wave I-Process
speed I-Process
, O
and O
is O
non-dispersive O
( O
the O
phase B-Process
and I-Process
group I-Process
speed I-Process
are O
equal O
to O
the O
shear B-Process
wave I-Process
speed I-Process
for O
all O
frequencies O
) O
. O
The O
oscillation B-Process
direction O
of O
SH B-Process
ultrasound I-Process
is O
in O
the O
plane O
of O
the O
surface O
where O
the O
wave B-Material
was O
generated O
, O
and O
perpendicular O
to O
the O
propagation B-Process
direction O
, O
as O
shown O
in O
Fig. O
1 O
, O
with O
respect O
to O
a O
reference O
interface O
, O
which O
is O
typically O
a O
sample O
surface O
. O
Under O
certain O
conditions O
, O
such O
as O
over O
short O
propagation O
distances O
, O
SH B-Material
waves I-Material
can O
be O
treated O
as O
bulk B-Material
waves I-Material
. O
Volume B-Task
EM I-Task
can O
be O
performed O
using O
transmission B-Process
or O
scanning B-Material
electron I-Material
microscopes I-Material
. O
Each O
approach O
has O
its O
own O
strengths O
and O
weaknesses O
, O
and O
the O
choice O
is O
dependant O
on O
the O
required O
lateral O
( O
x O
, O
y O
) O
and O
axial O
( O
z O
) O
resolution O
, O
and O
the O
size O
of O
the O
structure O
of O
interest O
. O
Historically O
, O
transmission B-Material
electron I-Material
microscopy I-Material
( O
TEM B-Material
) O
was O
the O
tool O
of O
choice O
for O
ultrastructural B-Task
examination I-Task
of I-Task
biomedical I-Task
specimens I-Task
at O
sub-nanometer O
resolution O
. O
However O
, O
for O
many O
cell B-Task
biology I-Task
studies I-Task
structural O
resolution O
is O
actually O
limited O
by O
the O
deposition B-Process
of I-Process
heavy I-Process
metals I-Process
onto O
membranes O
during O
sample O
preparation O
. O
In O
addition O
, O
voxel O
dimensions O
may O
only O
need O
to O
be O
half O
that O
of O
the O
smallest O
expected O
feature O
of O
interest O
( O
Briggman O
and O
Bock O
, O
2012 O
) O
. O
Advances O
in O
scanning B-Process
electron I-Process
microscopy I-Process
( I-Process
SEM I-Process
) I-Process
technology I-Process
are O
now O
driving O
a O
paradigm O
shift O
in O
electron B-Task
imaging I-Task
. O
SEMs B-Process
with O
field B-Material
emission I-Material
electron I-Material
sources I-Material
and O
high B-Material
efficiency I-Material
electron I-Material
detectors I-Material
can O
achieve O
lateral O
resolutions O
in O
the O
order O
of O
3nm O
, O
allowing O
visualisation B-Task
of I-Task
structures I-Task
such O
as O
synaptic B-Material
vesicles I-Material
and O
membranes B-Material
( O
De O
Winter O
et O
al. O
, O
2009 O
; O
Knott O
et O
al. O
, O
2008 O
; O
Vihinen O
et O
al. O
, O
2013 O
; O
Villinger O
et O
al. O
, O
2012 O
) O
, O
though O
resolving B-Task
individual I-Task
leaflets I-Task
of I-Task
membrane I-Task
bilayers I-Task
remains O
a O
challenge O
( O
Vihinen O
et O
al. O
, O
2013 O
) O
. O
The O
use O
of O
low B-Material
beam I-Material
energies I-Material
also O
limits O
the O
interaction B-Process
volume I-Process
, O
enhancing B-Process
axial I-Process
resolution I-Process
( O
Hennig O
and O
Denk O
, O
2007 O
) O
. O
In O
this O
review O
, O
volume B-Task
imaging I-Task
in O
both O
transmission B-Process
and I-Process
scanning I-Process
EMs I-Process
will O
be O
explored O
, O
moving O
from O
traditional B-Process
manual I-Process
techniques I-Process
, O
through O
to O
the O
latest B-Process
systems I-Process
where O
aspects O
of O
both O
sample B-Task
preparation I-Task
and O
imaging B-Task
have O
been O
automated O
. O
In O
this O
paper O
, O
we O
present O
our O
experimental B-Task
observations I-Task
on I-Task
how I-Task
solvents I-Task
can I-Task
vary I-Task
the I-Task
TPA I-Task
and I-Task
TPF I-Task
properties I-Task
of I-Task
fluorescent I-Task
rhodamine I-Task
( I-Task
Rh I-Task
) I-Task
dyes I-Task
Rh6G B-Material
, O
RhB B-Material
and O
Rh101 B-Material
. O
Rhodamines B-Material
are O
well-known O
xanthenes B-Material
dyes I-Material
, O
which O
have O
been O
extensively O
used O
for O
many O
widespread O
applications O
in O
single-molecule B-Process
detection I-Process
[ O
24 O
] O
, O
DNA-sequence B-Process
determination I-Process
[ O
25 O
] O
, O
fluorescence B-Process
labelling I-Process
[ O
26 O
] O
, O
etc O
. O
due O
to O
their O
strong O
fluorescence O
over O
the O
visible O
spectral O
region O
. O
Molecular O
geometries O
of O
rhodamine B-Material
dyes I-Material
are O
well-known O
[ O
27,28 O
] O
and O
indicate O
that O
all O
the O
structures O
are O
non-centrosymmetric O
. O
In O
general O
, O
for O
centrosymmetric B-Material
molecules I-Material
, O
TPA B-Process
is O
forbidden O
when O
tuned O
to O
the O
transitions O
at O
one-half O
of O
the O
excitation O
frequencies O
. O
However O
, O
for O
non-centrosymmetric B-Material
molecules I-Material
due O
to O
symmetry B-Process
relaxations I-Process
, O
the O
single-photon B-Process
absorption I-Process
( O
SPA B-Process
) O
peaks O
and O
TPA B-Process
peaks I-Process
may O
coincide O
. O
So O
we O
set O
our O
primary O
aim O
to O
find O
the O
effect O
of O
solvent O
polarity O
on O
the O
correlation O
of O
SPA B-Process
and O
TPA B-Process
peaks O
for O
all O
the O
dyes B-Material
. O
The O
other O
methods O
for O
enhancement B-Task
of I-Task
photocatalytic I-Task
activity I-Task
are O
grafting O
co-catalysts B-Material
. O
There O
are O
two O
kinds O
of O
co-catalysts O
in O
terms O
of O
its O
function O
: O
one O
is O
for O
separation B-Process
of I-Process
electrons I-Process
and O
the O
other O
is O
for O
separation B-Process
of I-Process
holes I-Process
. O
The O
former O
representative O
co-catalysts B-Material
are O
Pt B-Material
, O
Fe3 B-Material
+ I-Material
, O
and O
Cu2 B-Material
+ I-Material
[ O
9 O
– O
12 O
] O
. O
It O
was O
reported O
that O
Fe3 B-Material
+ I-Material
and O
Cu2 B-Material
+ I-Material
were O
grafted O
as O
amorphous B-Material
oxide I-Material
cluster I-Material
[ O
9,10 O
] O
, O
and O
reduced O
into O
Fe2 B-Material
+ I-Material
and O
Cu B-Material
+ I-Material
by O
receiving O
one O
electron B-Material
, O
respectively O
[ O
11,12 O
] O
. O
The O
reduced B-Material
metal I-Material
oxide I-Material
cluster I-Material
with O
reduced B-Material
ions I-Material
could O
return O
into O
the O
original O
state O
by O
giving O
more O
than O
one O
electron B-Material
to O
molecular O
oxygen B-Material
. O
The O
latter O
ones O
are O
CoOx B-Material
, O
CoPi B-Material
( O
CoPOx B-Material
) O
, O
IrOx B-Material
, O
and O
RuOx B-Material
which O
are O
used O
for O
water B-Process
oxidation I-Process
, O
among O
which O
CoPi B-Material
is O
reported O
to O
be O
the O
most O
effective O
co-catalyst B-Material
for O
water B-Process
oxidation I-Process
[ O
13 O
] O
. O
However O
, O
there O
were O
few O
reports O
concerning O
co-grafting B-Process
effects O
on O
photocatalytic B-Process
activity I-Process
especially O
in O
gaseous B-Process
phase I-Process
. O
We O
expected O
that O
by O
co-grafting B-Process
of O
both O
co-catalysts B-Material
for O
separations O
of O
electrons B-Material
and O
holes B-Material
, O
photocatalytic B-Process
activity I-Process
in O
gaseous B-Process
phase I-Process
would O
be O
further O
enhanced O
. O
Moreover O
, O
complex O
of O
BiVO4 B-Material
with O
the O
other O
materials O
of O
p-type B-Material
semiconductor I-Material
is O
also O
effective O
for O
enhancing O
photocatalytic B-Process
activity I-Process
. O
An O
obvious O
metric O
to O
measure O
the O
monitoring O
performance O
between O
the O
different O
conditions O
would O
be O
to O
compare B-Task
how I-Task
many I-Task
clicks I-Task
the I-Task
users I-Task
made I-Task
in I-Task
average I-Task
for I-Task
each I-Task
condition I-Task
. O
Furthermore O
of O
interest O
are O
the O
buffer B-Material
values O
of O
the O
respective O
buffers B-Material
at O
the O
time O
of O
the O
user O
's O
interaction O
with O
the O
simulation B-Process
( O
e.g. O
, O
the O
input B-Material
buffer I-Material
of O
a O
certain O
machine O
at O
the O
time O
of O
refilling O
it O
) O
. O
A O
relatively O
high O
average O
buffer O
value O
can O
e.g. O
signify O
that O
the O
users O
do O
not O
trust O
that O
the O
respective O
mode O
of O
process O
monitoring O
conveys O
the O
need O
for O
interaction O
in O
time O
, O
leading O
the O
users O
to O
switching O
their O
attention O
to O
the O
process O
simulation O
in O
regular O
intervals O
, O
and O
performing O
interactions O
just O
in O
case O
. O
A O
low O
average O
buffer O
can O
, O
on O
the O
other O
hand O
, O
signify O
that O
the O
users O
rely O
on O
the O
respective O
conditions’ O
ability O
to O
signal O
interaction O
needs O
. O
On O
the O
other O
hand O
, O
if O
e.g. O
an O
input O
buffer O
had O
already O
been O
completely O
depleted O
at O
the O
time O
of O
intervention O
, O
this O
may O
signify O
that O
the O
respective O
condition O
has O
failed O
to O
inform O
the O
users O
in O
time O
. O
In O
many O
cases O
, O
participants O
used O
double O
clicks O
for O
their O
interactions O
, O
while O
a O
single O
click O
would O
have O
been O
sufficient O
, O
a O
fact O
that O
was O
perhaps O
not O
communicated O
clearly O
enough O
to O
the O
participants O
. O
Therefore O
, O
if O
several O
clicks O
were O
performed O
directly O
one O
after O
another O
, O
only O
the O
first O
click O
was O
taken O
into O
account O
. O
The O
first-principles B-Task
calculations I-Task
are O
performed O
using O
the O
Cambridge B-Material
Serial I-Material
Total I-Material
Energy I-Material
Package I-Material
( O
CASTEP B-Material
) O
[ O
21 O
] O
which O
implements O
the O
plane-wave B-Process
pseudopotential I-Process
DFT I-Process
method I-Process
. O
The O
exchange B-Process
correlation I-Process
functional I-Process
is O
approximated O
using O
the O
generalized B-Process
gradient I-Process
approximation I-Process
( O
PBE-GGA B-Process
) O
[ O
22 O
] O
, O
and O
the O
electron B-Material
– O
ion B-Material
interactions O
are O
described O
by O
Vanderbilt-type B-Process
ultrasoft I-Process
pseudopotentials I-Process
[ O
23 O
] O
. O
The O
plane B-Material
wave I-Material
basis O
set O
is O
truncated O
at O
a O
cutoff O
of O
400eV O
, O
and O
the O
Brillouin-zone B-Process
sampling I-Process
was O
performed O
using O
the O
Monkhorst-Pack B-Process
scheme I-Process
with O
a O
k-point B-Process
spacing I-Process
in O
reciprocal O
space O
of O
0.04Å O
− O
1 O
. O
Tests O
show O
that O
these O
computational O
parameters O
give O
results O
that O
are O
sufficiently O
accurate O
for O
present O
purposes O
. O
The O
ferromagnetism B-Process
of O
nickel B-Material
is O
accounted O
for O
by O
performing O
all O
calculations O
using O
spin B-Process
polarization I-Process
, O
starting O
at O
a O
ferromagnetic O
initial O
configuration O
and O
relaxing O
towards O
its O
ground O
state O
. O
However O
, O
for O
all O
compositions O
considered O
, O
the O
ground O
state O
electronic O
structure O
of O
each O
alloy B-Material
is O
found O
to O
exhibit O
only O
very O
weak O
ferromagnetism B-Process
, O
and O
the O
effect O
is O
not O
thought O
to O
influence O
their O
phase O
stability O
. O
Table O
1 O
shows O
the O
calculated O
equilibrium O
lattice O
constants O
of O
the O
η O
phase O
at O
various O
Ti B-Material
concentrations O
, O
using O
partially O
ordered O
ηP B-Material
structures I-Material
. O
The O
change O
in O
lattice O
constant O
upon O
Ti B-Process
alloying I-Process
is O
relatively O
small O
, O
but O
can O
be O
related O
to O
the O
∼ O
10 O
% O
larger O
covalent O
radius O
of O
Ti O
. O
The O
calculated O
lattice O
constants O
are O
in O
good O
agreement O
with O
the O
experimental O
values O
, O
which O
relate O
to O
an O
alloy B-Material
with O
a O
Al B-Material
/ O
Ti B-Material
ratio O
of O
∼ O
2.75 O
. O
When O
we O
formulate O
the O
downscaling O
problem O
as O
a O
multi-objective B-Process
optimization I-Process
problem O
, O
we O
face O
, O
however O
, O
the O
following O
problems O
. O
Minimizing O
the O
sum O
of O
different O
objectives O
is O
problematic O
, O
since O
they O
may O
have O
different O
units O
and O
ranges O
. O
Even O
with O
an O
appropriate O
scaling B-Process
procedure I-Process
there O
is O
a O
risk O
of O
treating O
the O
objectives O
unequally O
or O
getting O
trapped O
in O
a O
local O
minimum O
. O
Firstly O
, O
we O
can O
never O
know O
, O
what O
is O
the O
minimum O
value O
of O
each O
objective O
that O
can O
be O
achieved O
by O
the O
regression B-Process
. O
Thus O
, O
designing O
an O
appropriate O
scaling B-Process
procedure I-Process
is O
difficult O
and O
one O
would O
need O
to O
decide O
on O
the O
relative O
importance O
of O
the O
different O
objectives O
in O
advance O
. O
Secondly O
, O
adding O
multiple O
, O
conflicting O
objectives O
very O
likely O
results O
in O
a O
fitness O
function O
with O
multiple O
local O
minima O
, O
which O
makes O
optimization B-Process
more O
difficult O
. O
To O
avoid O
these O
problems O
, O
we O
have O
implemented O
fitness O
calculation O
according O
to O
the O
Strength B-Process
Pareto I-Process
Evolutionary I-Process
Algorithm I-Process
( O
SPEA B-Process
) O
by O
Zitzler O
and O
Thiele O
( O
1999 O
) O
, O
instead O
of O
using B-Process
a I-Process
single I-Process
( I-Process
weighted I-Process
) I-Process
fitness I-Process
or I-Process
cost I-Process
function I-Process
. O
Approaches O
for O
multi-objective B-Process
optimization I-Process
like O
SPEA B-Process
are O
widely O
used O
in O
evolutionary B-Task
computation I-Task
. O
In O
SPEA B-Process
the O
fitness B-Process
calculation I-Process
during O
the O
fitting O
procedure O
is O
based O
on O
an O
intercomparison O
of O
the O
different O
models O
. O
Further O
, O
a O
finite O
set O
of O
so O
called O
Pareto B-Process
optimal I-Process
models I-Process
( O
downscaling B-Process
rules I-Process
) O
is O
returned O
. O
The O
main O
objective O
of O
this O
manuscript O
is O
to O
present B-Task
and I-Task
discuss I-Task
the I-Task
application I-Task
of I-Task
SLAMM I-Task
to I-Task
the I-Task
New I-Task
York I-Task
coast I-Task
. O
Although O
the O
base O
analysis O
considers O
a O
range O
of O
different O
possible O
SLR B-Process
scenarios O
, O
the O
effects O
of O
various O
sources O
of O
uncertainties O
such O
as O
input O
parameters O
and O
driving O
data O
are O
not O
accounted O
for O
. O
In O
addition O
, O
refined O
and O
site-specific O
data O
are O
often O
not O
available O
requiring O
the O
use O
of O
regional O
data O
collected O
from O
literature O
and O
professional O
judgement O
in O
order O
to O
run O
the O
model O
. O
To O
ignore O
the O
effects O
of O
these O
uncertainties O
on O
predictions O
may O
make O
interpretation O
of O
the O
results O
and O
subsequent O
decision O
making O
misleading O
since O
the O
likelihood O
and O
probabilities O
of O
predicted O
outcomes O
would O
be O
unknown O
. O
A O
unique O
capability O
of O
the O
current O
version O
of O
SLAMM B-Process
is O
the O
ability O
to O
aggregate O
multiple O
types O
of O
input-data O
uncertainty O
to O
create O
outputs O
accompanied O
by O
probability O
statements O
and O
confidence O
intervals O
. O
Uncertainty O
in O
elevation O
data O
layers O
have O
been O
considered O
by O
several O
modeling O
groups O
to O
various O
extents O
( O
Gesch O
, O
2009 O
; O
Gilmer O
and O
Ferdaña O
, O
2012 O
; O
Schmid O
et O
al. O
, O
2014 O
) O
. O
However O
, O
to O
the O
best O
of O
our O
knowledge O
, O
no O
other O
marsh B-Material
migration I-Material
model I-Material
simultaneously O
accounts O
for O
the O
combined O
effects O
of O
uncertainty O
in O
spatial B-Process
inputs I-Process
( O
DEM B-Process
, O
VDATUM B-Process
, O
etc. O
) O
and O
parameter B-Process
choices I-Process
( O
accretion B-Process
rates I-Process
, O
tide B-Process
ranges I-Process
, O
etc. O
) O
on O
landcover B-Process
projections I-Process
. O
This O
added O
feature O
of O
SLAMM B-Process
allows O
results O
to O
be O
evaluated O
in O
terms O
of O
their O
likelihood O
of O
occurrence O
with O
respect O
to O
input-data O
and O
parameter O
uncertainties O
. O
Further O
, O
by O
assigning O
wide O
ranges O
of O
uncertainty O
when O
appropriate O
, O
it O
permits O
the O
production O
of O
meaningful O
projections O
in O
areas O
where O
high-quality B-Material
local I-Material
data I-Material
are O
not O
available O
. O
Using O
measured O
data O
from O
two O
arable O
sites O
in O
the O
UK O
we O
have O
shown O
that O
lags O
can O
have O
significant O
impact O
on O
model B-Task
evaluation I-Task
and O
can O
affect O
both O
the O
level O
of O
correlation O
between O
measured O
and O
simulated O
data O
and O
the O
magnitude O
of O
the O
sums O
of O
the O
residuals O
. O
Also O
, O
we O
used O
the O
division O
of O
MSE B-Process
to O
three O
constituent B-Process
statistics I-Process
( O
SB B-Process
, O
SDSD B-Process
and O
LCS B-Process
) O
to O
show O
how O
the O
level O
of O
correlation O
can O
affect O
the O
sum O
of O
residuals O
. O
By O
dividing O
the O
algorithm-predicted O
series O
of O
lag O
values O
into O
monthly O
sets O
and O
examining O
the O
frequency O
distribution O
of O
the O
lags O
, O
certain O
patterns O
in O
these O
temporally O
patchy O
series O
have O
been O
identified O
. O
A O
challenging O
task O
in O
relation O
to O
time O
lags O
between O
observed O
and O
simulated O
daily O
data O
, O
is O
to O
determine O
their O
cause O
. O
This O
task O
becomes O
more O
difficult O
for O
model O
outputs O
such O
as O
soil O
N2O B-Material
emissions I-Material
that O
are O
driven O
by O
various O
interacting O
variables O
. O
Even O
more O
so O
, O
because O
the O
measured O
N2O B-Material
datasets I-Material
and O
the O
measured O
datasets O
of O
their O
drivers O
( O
e.g. O
soil O
moisture O
, O
soil O
N O
content O
) O
cover O
small O
time O
periods O
, O
they O
are O
not O
continuous O
and O
can O
vary O
widely O
in O
size O
. O
In O
this O
study O
we O
implemented O
the O
algorithm O
using O
measured B-Material
and I-Material
simulated I-Material
data I-Material
for I-Material
soil I-Material
moisture I-Material
( O
first O
and O
second O
example O
) O
and O
soil B-Material
mineral I-Material
N I-Material
( O
second O
example O
) O
, O
and O
compared O
its O
results O
with O
the O
respective O
results O
for O
N2O B-Material
. O
In O
our O
first O
example O
, O
we O
showed O
that O
the O
estimated O
lags O
in O
N2O B-Task
prediction I-Task
are O
related O
to O
the O
lags O
in O
soil B-Task
moisture I-Task
prediction I-Task
in O
a O
way O
that O
changes O
gradually O
through O
time O
. O
In O
our O
second O
example O
, O
the O
lags O
in O
N2O B-Task
prediction I-Task
were O
explained O
by O
the O
lags O
in O
soil B-Material
moisture I-Material
and O
soil B-Task
mineral I-Task
N I-Task
prediction I-Task
, O
with O
which O
they O
had O
a O
positive O
relationship O
. O
In O
representing B-Task
wetland-river I-Task
interactions I-Task
involving I-Task
GIWs I-Task
, O
many O
models O
assume O
that O
the O
wetland O
can O
discharge O
into O
a O
river O
but O
cannot O
receive O
overbank O
flows O
from O
it O
. O
In O
such O
models O
, O
the O
volume O
of O
water O
( O
or O
water O
level O
elevation O
) O
in O
a O
wetland O
and O
its O
corresponding O
threshold O
value O
( O
predominantly O
controlled O
by O
outlet B-Process
elevation I-Process
) O
are O
the O
prime O
determinants O
of O
wetland O
outflow O
( O
Feng O
et O
al. O
, O
2012 O
; O
Hammer O
and O
Kadlec O
, O
1986 O
; O
Johnson O
et O
al. O
, O
2010 O
; O
Kadlec O
and O
Wallace O
, O
2009 O
; O
Powell O
et O
al. O
, O
2008 O
; O
Voldseth O
et O
al. O
, O
2007 O
; O
Wen O
et O
al. O
, O
2013 O
; O
Zhang O
and O
Mitsch O
, O
2005 O
) O
. O
However O
, O
in O
regions O
characterised O
by O
widespread O
riparian O
wetlands O
that O
are O
hydraulically O
connected O
with O
adjacent O
rivers O
, O
wetland-river O
interaction O
is O
likely O
to O
be O
bidirectional O
. O
Such O
interactions B-Task
should I-Task
be I-Task
quantified I-Task
according I-Task
to I-Task
hydraulic I-Task
principles I-Task
involving O
relative B-Material
river I-Material
and I-Material
wetland I-Material
water I-Material
level I-Material
elevations I-Material
as O
well O
as O
the O
properties B-Material
of I-Material
the I-Material
connection I-Material
between I-Material
the I-Material
two I-Material
( O
Kouwen O
, O
2013 O
; O
Liu O
et O
al. O
, O
2008 O
; O
Min O
et O
al. O
, O
2010 O
; O
Nyarko O
, O
2007 O
; O
Restrepo O
et O
al. O
, O
1998 O
) O
. O
In O
the O
WATFLOOD B-Process
model O
, O
for O
instance O
, O
riparian B-Task
wetland-river I-Task
interaction I-Task
is I-Task
modelled I-Task
using O
the O
principle B-Material
of I-Material
Dupuit-Forchheimer I-Material
lateral I-Material
/ I-Material
radial I-Material
groundwater I-Material
flow I-Material
( O
Kouwen O
, O
2013 O
) O
. O
Since O
exchange O
between O
riparian O
wetlands O
and O
rivers O
can O
occur O
over O
the O
surface O
and O
/ O
or O
through O
the O
subsurface O
, O
Restrepo O
et O
al O
. O
( O
1998 O
) O
incorporated O
an O
equivalent B-Process
transmissivity I-Process
expression I-Process
, O
obtained O
for O
wetland B-Material
vegetation I-Material
and O
the O
subsurface B-Material
soil I-Material
, O
into O
the O
Darcy B-Process
flow I-Process
equation I-Process
of O
the O
MODFLOW B-Process
model O
. O
Typical O
physically-based B-Process
2D I-Process
flood I-Process
models I-Process
solve B-Task
the I-Task
Shallow I-Task
Water I-Task
Equations I-Task
( I-Task
SWEs I-Task
) I-Task
, O
requiring O
high O
computational O
resources O
. O
Many O
of O
these O
models O
have O
been O
developed O
to O
obtain O
better O
performance O
, O
while O
maintaining O
the O
required O
accuracy O
, O
by O
reducing B-Process
the I-Process
complexity I-Process
of I-Process
the I-Process
SWEs I-Process
. O
This O
reduction O
is O
usually O
achieved O
by O
approximating O
or O
neglecting O
less O
significant O
terms O
of O
the O
equations O
( O
Hunter O
et O
al. O
, O
2007 O
; O
Yen O
and O
Tsai O
, O
2001 O
) O
. O
The O
JFLOW B-Process
model O
( O
Bradbrook O
et O
al. O
, O
2004 O
) O
, O
Urban B-Process
Inundation I-Process
Model I-Process
( O
UIM B-Process
) O
( O
Chen O
et O
al. O
, O
2007 O
) O
, O
and O
the O
diffusive O
version O
of O
LISFLOOD-FP B-Process
( O
Hunter O
et O
al. O
, O
2005 O
) O
solve O
the O
2D B-Process
diffusion I-Process
wave I-Process
equations I-Process
that O
neglect O
the O
inertial O
( O
local O
acceleration O
) O
and O
advection O
( O
convective O
acceleration O
) O
terms O
( O
Yen O
and O
Tsai O
, O
2001 O
) O
. O
The O
inertial O
version O
of O
LISFLOOD-FP B-Process
( O
Bates O
et O
al. O
, O
2010 O
) O
solves O
the O
SWEs B-Process
without O
the O
advection O
term O
. O
In O
either O
version O
of O
LISFLOOD-FP B-Process
the O
flow O
is O
decoupled O
in O
the O
Cartesian B-Process
directions I-Process
. O
Other O
models O
use O
the O
full O
SWEs B-Process
but O
focus O
on O
the O
use O
of O
multi B-Material
resolution I-Material
grids I-Material
or I-Material
irregular I-Material
mesh I-Material
, O
like O
InfoWorks B-Material
ICM I-Material
( O
Innovyze O
, O
2012 O
) O
and O
MIKE B-Material
FLOOD I-Material
( O
DHI O
Software O
, O
2014 O
; O
Hénonin O
et O
al. O
, O
2013 O
) O
. O
These O
last O
two O
models O
are O
commercial O
packages O
, O
and O
the O
code O
applied O
in O
the O
optimisation O
techniques O
is O
not O
in O
the O
public O
domain O
. O
The O
purported O
advantages O
of O
EMR B-Task
implementation I-Task
in O
urban O
slums O
are O
widely O
promoted O
. O
Increasingly O
capable O
health B-Task
information I-Task
systems I-Task
could O
facilitate O
communication O
, O
help O
coordinate O
care O
, O
and O
improve O
the O
continuity O
of O
care O
in O
disadvantaged O
communities O
like O
Kibera O
. O
However O
, O
available O
systems O
may O
not O
have O
the O
ability O
to O
simplify O
care O
or O
improve O
efficiency O
where O
funding O
and O
human O
resources O
are O
scarce O
, O
infrastructure O
is O
unreliable O
and O
health O
data O
demands O
are O
opportunistic O
, O
not O
strategic O
. O
This O
study O
described O
perceptions O
of O
local O
EMR B-Process
stakeholders O
in O
two O
urban O
slum O
clinics O
. O
They O
shared O
many O
observations O
that O
may O
be O
important O
for O
other O
EMR O
initiatives O
to O
heed O
, O
and O
worried O
most O
about O
the O
sustainability O
of O
EMR O
initiatives O
in O
like O
communities O
. O
The O
future O
for O
EMR O
use O
in O
urban O
slums O
is O
promising O
. O
Innovative O
new O
technologies O
, O
such O
as O
mobile B-Material
applications I-Material
and O
point-of-care O
laboratory O
tests O
, O
could O
extend O
the O
reach O
of O
EMRs B-Process
where O
infrastructure O
is O
wanting O
. O
New O
cloud-based B-Process
EMR I-Process
ecosystems I-Process
, O
where O
data O
is O
collected O
and O
stored O
centrally O
could O
leverage O
cell O
phone O
networks O
to O
promote O
more O
health O
information O
sharing O
, O
coordination O
of O
care O
and O
ultimately O
better O
outcomes O
for O
vulnerable O
populations.Summary O
pointsWhat O
was O
already O
known O
on O
the O
topic O
?• O
Rapid O
urbanization O
is O
associated O
with O
growth O
in O
the O
number O
and O
size O
of O
urban O
slums O
and O
an O
associated O
rise O
in O
the O
burden O
of O
disease O
, O
further O
worsening O
an O
already O
fragmented O
and O
inefficient O
health O
care O
system O
. O
As O
future O
work O
on O
the O
protocol B-Task
, O
we O
would O
promote O
two O
items O
. O
Firstly O
, O
the O
two O
mobility B-Process
models I-Process
that O
we O
have O
considered O
in O
this O
work O
propose O
possible O
way O
to O
capture O
social O
context O
in O
the O
way O
nodes B-Material
move O
in O
the O
physical B-Material
space I-Material
, O
yet O
still O
potentially O
allowing O
nodes B-Material
to O
explore O
the O
geographical B-Material
regions I-Material
considered O
in O
its O
entirety O
. O
Further O
insights O
to O
the O
performance B-Material
potential I-Material
could O
be O
given O
through O
the O
assessment O
of O
the O
protocol O
with O
other O
mobilities O
that O
can O
extend B-Process
the I-Process
physical I-Process
region I-Process
of I-Process
movement I-Process
as O
well O
as O
impose B-Process
potential I-Process
restrictions I-Process
on O
the O
nodes B-Material
mobility O
, O
for O
example O
by O
forcing B-Process
similar I-Process
nodes I-Process
to I-Process
move I-Process
within I-Process
specifically I-Process
defined I-Process
areas I-Process
. O
Secondly O
, O
the O
different O
forwarding B-Process
modes I-Process
introduced O
in O
Section O
3.3 O
express O
different O
levels O
of O
cooperation O
across O
the O
network B-Process
. O
The O
push-community B-Process
mode I-Process
, O
for O
example O
, O
is O
a O
form O
of O
interest-community O
selfishness O
and O
assumes O
reciprocation O
in O
the O
nodes’ O
behaviour O
. O
The O
vulnerability O
( O
resp. O
resilience O
) O
of O
the O
protocol O
to O
different O
instances O
of O
node O
misbehaviours O
is O
a O
research O
item O
worth O
exploring O
. O
The O
proposed O
multihop B-Process
routing I-Process
protocol I-Process
, O
PHASeR B-Process
, O
applies O
the O
technique O
of O
blind O
forwarding O
in O
a O
MWSN B-Material
, O
which O
increases O
the O
reliability O
of O
data O
delivery O
through O
its O
inherent O
use O
of O
multiple O
routes O
. O
This O
approach O
requires O
a O
gradient B-Process
metric I-Process
to O
be O
continuously O
maintained O
, O
which O
is O
problematic O
in O
a O
dynamic O
topology O
. O
The O
literature O
commonly O
uses O
either O
flooding O
or O
location O
awareness O
, O
however O
flooding O
creates O
large O
amounts O
of O
overhead O
and O
location O
determination O
schemes O
can O
often O
be O
inaccurate O
, O
power O
hungry O
and O
create O
the O
issue O
of O
the O
dead O
end O
problem O
. O
PHASeR B-Process
uses O
a O
novel O
method O
of O
gradient B-Process
maintenance I-Process
in O
a O
mobile B-Material
network I-Material
, O
which O
requires O
the O
proactive O
sharing O
of O
only O
local O
topology O
information O
. O
This O
is O
facilitated O
by O
a O
global O
TDMA B-Process
( O
time B-Process
division I-Process
multiple I-Process
access I-Process
) O
MAC B-Process
( O
medium B-Process
access I-Process
control I-Process
) O
layer O
and O
further O
reduces O
the O
amount O
of O
overhead O
, O
which O
in O
turn O
will O
decrease O
packet B-Material
latency I-Material
. O
PHASeR B-Process
is O
also O
set O
apart O
by O
its O
use O
of O
encapsulation B-Process
, O
which O
allows O
data O
from O
multiple O
nodes B-Material
to O
be O
transmitted O
in O
the O
same O
packet O
in O
order O
to O
handle O
high O
volumes O
of O
traffic O
. O
It O
utilises O
node B-Process
cooperation I-Process
to O
create O
a O
robust O
multipath O
routing O
solution O
. O
As O
such O
, O
the O
contribution O
of O
this O
paper O
is O
a O
cross-layer B-Process
routing I-Process
protocol I-Process
for O
MWSNs B-Material
that O
can O
handle O
the O
constant O
flow O
of O
data O
from O
sensors B-Material
in O
highly O
mobile O
situations O
. O
Superconductivity B-Process
in O
actinides B-Material
was O
first O
observed O
in O
thorium B-Material
metal I-Material
in O
1929 O
[ O
7 O
] O
, O
then O
in O
elemental O
uranium B-Material
in O
1942 O
[ O
8 O
] O
, O
and O
in O
uranium B-Material
compounds I-Material
in O
1958 O
[ O
9 O
] O
. O
A O
new O
class O
of O
uranium B-Material
superconductors I-Material
emerged O
in O
the O
1980 O
's O
with O
the O
discovery O
of O
uranium B-Material
heavy I-Material
fermion I-Material
superconductors I-Material
[ O
10 O
] O
. O
Further O
surprises O
came O
at O
the O
beginning O
of O
the O
century O
with O
the O
discovery O
of O
ferromagnetic B-Material
superconductors I-Material
in O
uranium B-Material
systems O
[ O
11 O
] O
and O
the O
first O
observation O
of O
superconductivity B-Process
in O
plutonium B-Material
[ O
12 O
] O
and O
neptunium B-Material
[ O
13 O
] O
compounds O
. O
The O
actinides B-Material
( O
or O
actinoids B-Material
) O
are O
located O
at O
the O
end O
of O
the O
periodic B-Process
table I-Process
( O
N O
= O
89 O
( O
Ac B-Material
) O
or O
90 O
( O
Th B-Material
) O
to O
103 O
( O
Lr B-Material
)) O
. O
Transuranium B-Material
elements I-Material
( O
or O
transuranics B-Material
) O
are O
the O
chemical O
elements O
with O
atomic O
number O
( O
Z O
) O
greater O
than O
92 O
( O
uranium B-Material
) O
and O
due O
to O
their O
short O
half-life O
on O
a O
geological O
timescale O
, O
they O
are O
essentially O
synthetic B-Material
elements I-Material
. O
Above O
Z O
= O
103 O
( O
Lr B-Material
) O
, O
one O
talks O
about O
transactinides B-Material
( O
or O
superactinides B-Material
) O
elements O
. O
These O
latter O
elements O
have O
extremely O
short O
half-lives O
and O
no O
macroscopic O
quantity O
is O
available O
for O
the O
study B-Task
of I-Task
condensed-matter I-Task
properties I-Task
. O
PV B-Task
cells I-Task
are O
one O
of O
the O
most O
promising O
technologies O
for O
conversion B-Process
of I-Process
incident I-Process
solar I-Process
radiation I-Process
into I-Process
electric I-Process
power I-Process
. O
However O
, O
this O
technology O
is O
still O
far O
from O
being O
able O
to O
compete O
with O
fossil B-Process
fuel-based I-Process
energy I-Process
conversion I-Process
technologies O
because O
of O
its O
relatively O
low O
efficiency O
and O
energy O
density O
. O
Theoretically O
, O
there O
are O
three O
unavoidable O
losses O
that O
limit O
the O
solar B-Process
conversion I-Process
efficiency O
of O
a O
device O
with O
a O
single O
absorption B-Process
threshold O
or O
band O
gap O
Eg O
: O
( O
1 O
) O
incomplete B-Process
absorption I-Process
, O
where O
photons B-Material
with O
energies O
below O
Eg O
are O
not O
absorbed O
; O
( O
2 O
) O
thermalization B-Process
or O
carrier B-Process
cooling I-Process
, O
where O
solar B-Material
photons I-Material
with O
sufficient O
energy O
generate O
electron-hole B-Material
pairs I-Material
and O
then O
immediately O
lose O
almost O
all O
energy O
in O
excess O
of O
Eg O
in O
the O
form O
of O
heat O
; O
and O
( O
3 O
) O
radiative B-Process
recombination I-Process
, O
where O
a O
small O
fraction O
of O
the O
excited O
states O
radioactively O
recombine O
with O
the O
ground O
state O
at O
the O
maximum O
power O
output O
( O
Hanna O
& O
Nozik O
, O
2006 O
; O
Henry O
, O
1980 O
) O
. O
Taking O
an O
air O
mass O
of O
1.5 O
as O
an O
example O
, O
for O
different O
band O
gap O
Eg O
these O
three O
losses O
can O
be O
calculated O
and O
the O
results O
are O
indicated O
by O
areas O
S1 O
, O
S2 O
, O
and O
S3 O
in O
Fig. O
1. O
Note O
that O
the O
area O
under O
the O
outer O
curve O
is O
the O
solar B-Process
power I-Process
per O
unit O
area O
, O
and O
that O
only O
S4 O
can O
be O
delivered O
to O
the O
load O
. O
Xylanases B-Material
have O
potential O
applications O
in O
various O
fields O
. O
Some O
of O
the O
important O
applications O
are O
as O
fallows O
. O
Xylanases O
are O
used O
as O
bleaching B-Material
agent I-Material
in O
the O
pulp B-Task
and I-Task
paper I-Task
industry I-Task
. O
Mostly O
they O
are O
used O
to O
hydrolyzed B-Process
the I-Process
xylan I-Process
component I-Process
from O
wood B-Material
which O
facilitate O
in O
removal B-Process
of I-Process
lignin I-Process
( O
Viikari O
, O
Kantelinen O
, O
Buchert O
, O
& O
Puls O
, O
1994 O
) O
. O
It O
also O
helps O
in O
brightening B-Process
of I-Process
the I-Process
pulp I-Process
to O
avoid O
the O
chlorine B-Process
free I-Process
bleaching I-Process
operations I-Process
( O
Paice O
, O
Jurasek O
, O
Ho O
, O
Bourbonnais O
, O
& O
Archibald O
, O
1989 O
) O
. O
In O
bakeries O
the O
xylanase B-Material
act O
on O
the O
gluten O
fraction O
of O
the O
dough O
and O
help O
in O
the O
even B-Process
redistribution I-Process
of I-Process
the I-Process
water I-Process
content I-Process
of I-Process
the I-Process
bread I-Process
( O
Wong O
& O
Saddler O
, O
1992 O
) O
. O
Xylanases B-Material
also O
have O
potential O
application O
in O
animal B-Task
feed I-Task
industry I-Task
. O
They O
are O
used O
for O
the O
hydrolysis B-Task
of I-Task
non-starchy I-Task
polysaccharides I-Task
such O
as O
arabinoxylan B-Material
in O
monogastric O
diets O
( O
Walsh O
, O
Power O
, O
& O
Headon O
, O
1993 O
) O
. O
Xylanases B-Material
also O
play O
a O
key O
role O
in O
the O
maceration O
of O
vegetable O
matter O
( O
Beck O
& O
Scoot O
, O
1974 O
) O
, O
protoplastation O
of O
plant O
cells O
, O
clarification O
of O
juices O
and O
wine O
( O
Biely O
, O
1985 O
) O
liquefaction O
of O
coffee O
mucilage O
for O
making O
liquid O
coffee O
, O
recovery O
of O
oil O
from O
subterranian O
mines O
, O
extraction O
of O
flavors O
and O
pigments O
, O
plant O
oils O
and O
starch O
( O
McCleary O
, O
1986 O
) O
and O
to O
improve O
the O
efficiency O
of O
agricultural O
silage O
production O
( O
Wong O
& O
Saddler O
, O
1992 O
) O
. O
ObjectiveElectrically O
evoked O
auditory O
steady-state O
responses O
( O
EASSRs O
) O
are O
neural O
potentials O
measured O
in O
the O
electroencephalogram O
( O
EEG O
) O
in O
response O
to O
periodic O
pulse O
trains O
presented O
, O
for O
example O
, O
through O
a O
cochlear O
implant O
( O
CI O
) O
. O
EASSRs O
could O
potentially O
be O
used O
for O
objective O
CI O
fitting O
. O
However O
, O
EEG O
signals O
are O
contaminated O
with O
electrical O
CI O
artifacts O
. O
In O
this O
paper O
, O
we O
characterized O
the O
CI O
artifacts O
for O
monopolar O
mode O
stimulation O
and O
evaluated O
at O
which O
pulse O
rate O
, O
linear O
interpolation O
over O
the O
signal O
part O
contaminated O
with O
CI O
artifact O
is O
successful.MethodsCI O
artifacts O
were O
characterized O
by O
means O
of O
their O
amplitude O
growth O
functions O
and O
duration.ResultsCI O
artifact O
durations O
were O
between O
0.7 O
and O
1.7ms O
, O
at O
contralateral O
recording O
electrodes O
. O
At O
ipsilateral O
recording O
electrodes O
, O
CI O
artifact O
durations O
are O
range O
from O
0.7 O
to O
larger O
than O
2ms.ConclusionAt O
contralateral O
recording O
electrodes O
, O
the O
artifact O
was O
shorter O
than O
the O
interpulse O
interval O
across O
subjects O
for O
500pps O
, O
which O
was O
not O
always O
the O
case O
for O
900pps.SignificanceCI O
artifact-free O
EASSRs O
are O
crucial O
for O
reliable O
CI O
fitting O
and O
neuroscience O
research O
. O
The O
CI O
artifact O
has O
been O
characterized O
and O
linear O
interpolation O
allows O
to O
remove O
it O
at O
contralateral O
recording O
electrodes O
for O
stimulation O
at O
500pps O
. O
One O
way O
to O
enforce O
this O
ratio O
is O
to O
use O
a O
probabilistic B-Process
, I-Process
‘ I-Process
roulette I-Process
wheel’ I-Process
style I-Process
lane B-Task
selection I-Task
policy I-Task
. O
VISSIM B-Process
, O
along O
with O
most O
simulation B-Process
toolkits I-Process
, O
offers O
methods O
to O
specify O
probabilistic B-Process
routing I-Process
whereby O
a O
defined O
percentage O
of O
vehicles O
are O
sent O
down O
unique O
routes O
. O
This O
is O
a O
piecewise B-Process
technique I-Process
that O
can O
be O
reapplied O
at O
various O
locations O
around O
a O
simulation B-Process
. O
While O
these O
methods O
are O
attractive O
from O
a O
calibration O
perspective O
as O
exact O
representations O
of O
existing O
statistics O
can O
be O
ensured O
, O
the O
process O
is O
an O
unrealistic O
one O
as O
it O
assumes O
that O
drivers B-Material
make O
probabilistic O
decisions O
at O
precise O
locations O
. O
So O
in O
this O
case O
when O
a O
vehicle B-Material
arrives O
at O
a O
point O
prior O
to O
the O
weighbridges B-Material
it O
is O
allocated O
one O
of O
the O
lanes O
based O
on O
the O
respective O
probabilities O
. O
It O
turns O
out O
that O
this O
method O
leads O
to O
significant O
variations O
in O
trip O
times O
depending O
on O
the O
initial O
random O
number O
seed O
, O
this O
can O
be O
seen O
in O
a O
graphic O
of O
the O
key O
areas O
of O
the O
simulation O
for O
the O
2 O
different O
runs O
( O
Fig. O
7 O
) O
. O
One O
of O
the O
benefits O
of O
graphical B-Process
microsimulation I-Process
is O
that O
the O
2D B-Process
and I-Process
3D I-Process
simulations I-Process
help O
the O
researcher O
to O
visualise O
a O
new O
scheme O
and O
its O
potential O
benefits O
but O
also O
to O
highlight O
unrealistic O
behaviour O
. O
Fig. O
7 O
shows O
the O
congestion O
at O
the O
decision O
point O
for O
2 O
different O
runs O
. O
Using O
probabilistic B-Process
routing I-Process
to O
enforce O
correct O
routing O
percentages O
is O
a O
clear O
case O
of O
overcalibration O
affecting O
simulation B-Process
brittleness O
. O
A O
few O
studies O
within O
the O
physiological O
domain O
are O
of O
special O
relevance O
to O
this O
work O
. O
These O
include O
a O
performance O
analysis O
of O
a O
blood-flow B-Process
LB I-Process
solver I-Process
using O
a O
range O
of O
sparse O
and O
non-sparse O
geometries O
[ O
21 O
] O
and O
a O
performance B-Process
prediction I-Process
model I-Process
for O
lattice-Boltzmann B-Process
solvers I-Process
[ O
22,23 O
] O
. O
This O
performance B-Process
prediction I-Process
model I-Process
can O
be O
applied O
largely O
to O
our O
HemeLB B-Process
application I-Process
, O
although O
HemeLB O
uses O
a O
different O
decomposition O
technique O
and O
performs O
real-time O
rendering O
and O
visualisation O
tasks O
during O
the O
LB B-Process
simulations I-Process
. O
Mazzeo O
and O
Coveney O
[ O
1 O
] O
studied O
the O
scalability O
of O
an O
earlier O
version O
of O
HemeLB B-Process
. O
However O
, O
the O
current O
performance O
characteristics O
of O
HemeLB O
are O
substantially O
enhanced O
due O
to O
numerous O
subsequent O
advances O
in O
the O
code O
, O
amongst O
others O
: O
an O
improved O
hierarchical O
, O
compressed O
file O
format O
; O
the O
use O
of O
ParMETIS B-Material
to O
ensure O
good O
load-balance O
; O
the O
coalesced B-Process
communication I-Process
patterns I-Process
to O
reduce O
the O
overhead O
of O
rendering B-Process
; O
use O
of O
compile-time B-Process
polymorphism I-Process
to O
avoid O
virtual O
function O
calls O
in O
inner O
loops O
. O
Although O
mean-field B-Process
models I-Process
have O
been O
used O
in O
all O
these O
settings O
, O
little O
analysis O
has O
been O
done O
on O
their O
behaviour O
as O
spatially B-Task
extended I-Task
dynamical I-Task
systems I-Task
. O
In O
part O
, O
this O
is O
due O
to O
their O
staggering O
complexity O
. O
The O
Liley B-Process
model I-Process
[ O
15 O
] O
considered O
here O
, O
for O
instance O
, O
consists O
of O
fourteen O
coupled O
Partial B-Material
Differential I-Material
Equations I-Material
( O
PDEs B-Material
) O
with O
strong O
nonlinearities O
, O
imposed O
by O
coupling O
between O
the O
mean O
membrane B-Material
potentials I-Material
and O
the O
mean O
synaptic B-Material
inputs I-Material
. O
The O
model O
can O
be O
reduced O
to O
a O
system O
of O
Ordinary B-Material
Differential I-Material
Equations I-Material
( O
ODEs B-Material
) O
by O
considering O
only O
spatially O
homogeneous O
solutions O
, O
and O
the O
resulting O
system O
has O
been O
examined O
in O
detail O
using O
numerical B-Process
bifurcation I-Process
analysis I-Process
( O
see O
[ O
16 O
] O
and O
references O
therein O
) O
. O
In O
order O
to O
compute O
equilibria O
, O
periodic O
orbits O
and O
such O
objects O
for O
the O
PDE B-Material
model I-Material
, O
we O
need O
a O
flexible O
, O
stable O
simulation O
code O
for O
the O
model O
and O
its O
linearization O
that O
can O
run O
in O
parallel O
to O
scale O
up O
to O
a O
domain O
size O
of O
about O
2500cm2 O
, O
the O
size O
of O
a O
full-grown O
human O
cortex O
. O
We O
also O
need O
efficient B-Task
, I-Task
iterative I-Task
solvers I-Task
for I-Task
linear I-Task
problems I-Task
with I-Task
large I-Task
, I-Task
sparse I-Task
matrices I-Task
. O
In O
this O
paper O
, O
we O
will O
show O
that O
all O
this O
can O
be O
accomplished O
in O
the O
open-source O
software O
package O
PETSc B-Material
[ O
17 O
] O
. O
Our O
implementation O
consists O
of O
a O
number O
of O
functions O
in O
C O
that O
are O
available O
publicly O
[ O
18 O
] O
. O
While O
virtualization B-Process
technologies I-Process
certainly O
reduce O
the O
complexity O
of O
using O
a O
system O
, O
and O
especially O
when O
working O
across O
multiple O
heterogeneous O
computing O
environments O
, O
they O
are O
not O
widely O
deployed O
in O
high B-Process
performance I-Process
computing I-Process
scenarios O
. O
As O
its O
name O
suggest O
, O
HPC B-Process
seeks O
to O
obtain O
maximum O
performance O
from O
computing O
platforms O
. O
Extra O
software O
layers O
impact O
detrimentally O
on O
performance O
, O
meaning O
that O
in O
HPC O
scenarios O
users O
typically O
run O
the O
applications B-Material
as O
close O
to O
the O
‘ O
bare O
metal’ O
as O
possible O
. O
In O
addition O
to O
the O
performance O
degradation O
introduced O
by O
virtualization B-Process
technologies I-Process
, O
choosing O
what O
details O
to O
abstract O
in O
a O
virtualized B-Material
interface I-Material
is O
itself O
very O
important O
. O
Grid B-Process
and I-Process
cloud I-Process
computing I-Process
support O
different O
interaction B-Process
models I-Process
. O
In O
grid B-Process
computing I-Process
, O
the O
user O
interacts O
with O
an O
individual O
resource O
( O
or O
sometimes O
a O
broker B-Material
) O
in O
order O
to O
launch O
jobs O
into O
a O
queuing B-Process
system I-Process
. O
In O
cloud B-Process
computing I-Process
, O
users O
interact O
with O
a O
virtual B-Material
server I-Material
, O
in O
effect O
putting O
them O
in O
control O
of O
their O
own O
complete O
operating O
system O
. O
Both O
of O
these O
interaction B-Process
models I-Process
put O
the O
onus O
on O
the O
user O
to O
understand O
very O
specific O
details O
of O
the O
system O
that O
they O
are O
dealing O
with O
, O
making O
life O
difficult O
for O
the O
end O
user O
, O
typically O
a O
scientist O
who O
wants O
to O
progress O
his O
or O
her O
scientific O
investigations O
without O
any O
specific O
usability O
hurdles O
obstructing O
the O
pathway O
. O
FabHemeLB B-Material
is O
a O
Python B-Material
tool I-Material
which O
helps O
automate B-Task
the I-Task
construction I-Task
and I-Task
management I-Task
of I-Task
ensemble I-Task
simulation I-Task
workflows I-Task
. O
FabHemeLB B-Material
is O
an O
extended O
version O
of O
FabSim B-Material
[ O
27 O
] O
configured O
to O
handle O
HemeLB B-Material
operations O
. O
Both O
FabSim B-Material
and O
FabHemeLB B-Material
help O
to O
automate B-Task
application I-Task
deployment I-Task
, I-Task
execution I-Task
and I-Task
data I-Task
analysis I-Task
on I-Task
remote I-Task
resources I-Task
. O
FabHemeLB B-Material
can O
be O
used O
to O
compile O
and O
build O
HemeLB B-Material
on O
any O
remote O
resource O
, O
to O
reuse O
machine-specific O
configurations O
, O
and O
to O
organize B-Process
and I-Process
curate I-Process
simulation I-Process
data I-Process
. O
It O
can O
also O
submit O
HemeLB B-Material
jobs O
to O
a O
remote O
resource O
specifying O
the O
number O
of O
cores O
and O
the O
wall O
clock O
time O
limit O
for O
completing O
a O
simulation B-Process
. O
The O
tool O
is O
also O
able O
to O
monitor B-Process
the I-Process
queue I-Process
status I-Process
on I-Process
remote I-Process
resources I-Process
, O
fetch B-Process
results I-Process
of I-Process
completed I-Process
jobs I-Process
, O
and O
can O
conveniently O
combine B-Process
functionalities I-Process
into I-Process
single I-Process
one-line I-Process
commands I-Process
. O
In O
general O
, O
the O
FabHemeLB B-Material
commands O
have O
the O
following O
structure O
: O
In O
this O
paper O
, O
an O
implementation O
of O
a O
LBP B-Material
( O
local B-Material
binary I-Material
pattern I-Material
) O
based O
fast O
face B-Task
recognition I-Task
system O
on O
symbian B-Material
platform I-Material
is O
presented O
. O
First O
, O
face O
in O
picture O
taken O
from O
camera O
is O
detected O
using O
AdaBoost B-Process
algorithm I-Process
. O
Second O
, O
the O
pre-processing O
of O
the O
face O
is O
done O
, O
including O
eye B-Task
location I-Task
, I-Task
geometric I-Task
normalization I-Task
, I-Task
illumination I-Task
normalization I-Task
. O
During O
the O
face B-Task
preprocessing I-Task
, O
a O
rapid O
eye B-Task
location I-Task
method O
named O
ER B-Process
( O
Eyeball B-Process
Search I-Process
) O
is O
proposed O
and O
implemented O
. O
Last O
, O
the O
improved O
LBP B-Material
is O
adopted O
for O
recognition B-Task
. O
Although O
the O
computational O
capability O
of O
the O
symbian B-Material
platform I-Material
is O
limited O
, O
the O
experimental O
results O
show O
good O
performance O
for O
recognition O
rate O
and O
time O
. O
in O
pressIn O
this O
paper O
, O
an O
implementation O
of O
a O
LBP B-Material
( O
local B-Material
binary I-Material
pattern I-Material
) O
based O
fast O
face O
recognition O
system O
on O
symbian B-Material
platform I-Material
is O
presented O
. O
First O
, O
face O
in O
picture O
taken O
from O
camera O
is O
detected O
using O
AdaBoost B-Process
algorithm I-Process
. O
Second O
, O
the O
pre-processing B-Task
of I-Task
the I-Task
face I-Task
is O
done O
, O
including O
eye B-Task
location I-Task
, O
geometric B-Task
normalization I-Task
, O
illumination B-Task
normalization I-Task
. O
During O
the O
face O
preprocessing B-Process
, O
a O
rapid O
eye B-Process
location I-Process
method I-Process
named O
ER B-Process
( O
Eyeball B-Process
Search I-Process
) O
is O
proposed O
and O
implemented O
. O
Last O
, O
the O
improved O
LBP B-Material
is O
adopted O
for O
recognition B-Process
. O
Although O
the O
computational O
capability O
of O
the O
symbian B-Material
platform I-Material
is O
limited O
, O
the O
experimental O
results O
show O
good O
performance O
for O
recognition B-Task
rate O
and O
time O
. O
in O
press O
A O
sentence B-Task
alignment I-Task
model O
based O
on O
combined O
clues O
and O
Kernel B-Process
Extensional I-Process
Matrix I-Process
Matching I-Process
( O
KEMM B-Process
) O
method O
is O
proposed O
. O
In O
this O
model O
, O
a O
similarity B-Material
matrix I-Material
for O
sentence B-Task
aligning I-Task
is O
formed O
by O
the O
similarities O
of O
bilingual O
sentences O
calculated O
by O
the O
combined O
clues O
, O
such O
as O
lexicon O
, O
morphology O
, O
length O
and O
special O
symbols O
, O
etc. O
; O
then O
this O
similarity B-Material
matrix I-Material
is O
used O
to O
construct B-Process
a I-Process
select I-Process
matrix I-Process
for O
sentence B-Task
aligning I-Task
; O
finally O
, O
obtains O
the O
sentence O
alignments O
by O
KEMM B-Process
. O
Experimental O
results O
illustrated O
that O
our O
model O
outperforms O
over O
the O
Gale B-Process
's I-Process
system I-Process
on O
handling O
any O
types O
of O
sentence O
alignments O
, O
with O
30 O
% O
total O
sentence B-Task
alignment I-Task
error O
rate O
decreasing O
. O
In O
this O
paper O
a O
comparison B-Task
between I-Task
two I-Task
popular I-Task
feature I-Task
extraction I-Task
methods I-Task
is O
presented O
. O
Scale-invariant B-Process
feature I-Process
transform I-Process
( O
or O
SIFT B-Process
) O
is O
the O
first O
method O
. O
The O
Speeded B-Process
up I-Process
robust I-Process
features I-Process
( O
or O
SURF B-Process
) O
is O
presented O
as O
second O
. O
These O
two O
methods O
are O
tested O
on O
set O
of O
depth B-Material
maps I-Material
. O
Ten O
defined O
gestures O
of O
left O
hand O
are O
in O
these O
depth O
maps O
. O
The O
Microsoft B-Process
Kinect I-Process
camera I-Process
is O
used O
for O
capturing O
the O
images O
[ O
1 O
] O
. O
The O
Support B-Process
vector I-Process
machine I-Process
( O
or O
SVM B-Process
) O
is O
used O
as O
classification B-Process
method O
. O
The O
results O
are O
accuracy O
of O
SVM B-Process
prediction O
on O
selected O
images O
. O
This O
figure O
demonstrates O
that O
changes B-Process
in I-Process
the I-Process
measure I-Process
of I-Process
bitumen I-Process
content I-Process
create O
sizable O
differences B-Process
in I-Process
the I-Process
stiffness I-Process
modulus I-Process
of I-Process
asphaltic I-Process
samples I-Process
that O
include O
waste B-Material
glass I-Material
cullet I-Material
. O
As O
the O
percentage O
of O
glass O
increases O
, O
the O
measure O
of O
the O
stiffness B-Process
modulus I-Process
of O
modified B-Material
asphalt I-Material
increases O
too O
. O
But O
with O
pass O
of O
optimum O
measure O
of O
glass B-Material
the O
stiffness B-Process
modulus I-Process
of O
asphaltic B-Material
samples I-Material
decrease O
. O
This O
trend O
in O
total O
of O
percentages O
of O
bitumen B-Material
content O
is O
existing O
. O
Due O
to O
that O
waste B-Material
glass I-Material
cullet I-Material
has O
no O
suction O
; O
the O
trend O
does O
not O
extend O
to O
measuring O
the O
stiffness B-Process
modulus I-Process
of O
asphaltic B-Material
samples I-Material
including O
waste B-Material
glass I-Material
cullet I-Material
with O
different O
percentage O
of O
bitumen B-Material
content O
. O
Glass B-Material
particles I-Material
do O
not O
absorb O
any O
bituminous B-Material
material I-Material
, O
so O
it O
is O
necessary O
to O
decrease O
the O
bitumen B-Material
content O
with O
the O
addition O
of O
glass B-Material
cullet I-Material
. O
According O
to O
Fig. O
2 O
and O
the O
results O
of O
the O
Marshall B-Process
tests I-Process
, O
the O
optimum O
bitumen B-Material
measures O
decrease O
significantly O
in O
samples O
that O
include O
higher O
percentages O
of O
waste B-Material
glass I-Material
cullet I-Material
. O
As O
the O
percentage O
of O
optimum O
bitumen B-Material
content O
is O
1 O
% O
more O
in O
samples O
without O
waste B-Material
glass I-Material
cullet I-Material
in O
comparison O
with O
saphaltic B-Material
samples I-Material
that O
include O
20 O
% O
waste B-Material
glass I-Material
cullet I-Material
. O
The O
stiffness B-Process
modulus I-Process
of O
asphaltic B-Material
samples I-Material
that O
include O
waste B-Material
glass I-Material
cullet I-Material
increased O
due O
to O
additional O
interlocking B-Process
between O
the O
aggregate O
and O
the O
angularity O
of O
particles O
of O
glass B-Material
cullet I-Material
content O
. O
The O
increase O
in O
the O
intrusive O
friction O
angle O
because O
of O
the O
glass B-Material
particles’ I-Material
increased O
angularity O
is O
the O
main O
reason O
for O
the O
addition O
of O
the O
stiffness B-Process
modulus I-Process
of O
asphaltic B-Material
samples I-Material
that O
include O
waste B-Material
glass I-Material
cullet I-Material
. O
But O
as O
the O
percentage O
of O
glass O
content O
reaches O
greater O
than O
15 O
% O
, O
the O
particles’ O
abundance O
cause O
slip O
these O
particles B-Material
on O
together O
. O
The O
stiffness B-Process
modulus I-Process
of O
samples O
decreases O
as O
the O
percentage O
of O
glass B-Material
cullet I-Material
increases O
. O
The O
variations O
in O
the O
stiffness B-Process
modulus I-Process
of O
asphaltic B-Material
samples I-Material
that O
include O
different O
percentages O
of O
waste B-Material
glass I-Material
cullet I-Material
at O
different O
temperature O
are O
shown O
in O
Fig. O
3 O
. O