!"#$%!"# $%&$'()%*+,-./01,-.2345$'(6789%:;%<=!"#$%"&'()*+,(-.(&+/0*+&'&12320&4056,//6%778(98(.:0.(&+/0*+&'&12320&40567;&'()*+,(7<*.'+7(=:>?0,/@‫ړ‬ဏࣣႷऺၳ͈
ચৣఅੱບ‫ث‬‫࡛֗ޗࢷڠ‬ા̤̫ͥͅ
༶ৣ஌հ஠‫ۯ‬ၑ͈ఘࠏ‫ا‬&'()*+,#-./0123456789-:;8<:01=>?2@ABCDEF

7±678²³´µ¶NO·¸¹±º#]2_`®»¼]^EF9]^·½¾¿2À`9²ÁÂÃÄ2Å`๷઀দࡑ༌ͬဥ̞̹෎‫ڐ‬८ၚ‫ု͍ݞ‬ഩঊ਍ྵ௶೰ܿ੅‫ٳ‬อȂ‫ނ‬ఱρͼ΢Λ·ͥࣞ͢ͅ΀ΥσΆȜഩঊ஌ચৣȂༀ࣭ġŐœŏōġŉŇŊ
œġಎ଻ঊચৣऺບ‫ث‬Ȃ‫ס‬ఘ߄௺ͥ͢ͅચৣশແ૙‫ݷ‬൲ບ‫ث‬

efghfijklmnopa8<bqrcdsXtuv
efgwjxyzj {qr|} {qrtuv
e~heje 7
e~iwj\jqr|} {qrtuvefhzjzm z7efj ljn) {qrഩၗภȂ΄ρΑΨΛΐȂŕōŅΨΛΐ̈́̓ͬဥ̞̹஌ၾບ‫͂ث‬Ȃńśŕ࠿੄‫ͥ̓̈́͢ͅܕ‬΀ΥσΆȜΑβ·Πσບ‫ث‬ȂഩգĮഩၠඅ଻͈̈́̓ഩ‫ܨ‬අ଻ບ‫ث‬Ȃ‫࡛֗ޗ‬ાͅ‫̫ͥ؃‬৘ఠ಺औȂ৘ष͈ચৣΩριȜΗȜ̥͈ͣ৘࢘஌ၾƂ൝‫ث‬஌ၾࠗॳȂ๊֚࢖ਤͅచ̳
ͥ஌ၾࢰ௵౵͈২ٛഎ݈ა

!"#$#%!"#$%&'

e~iwj7±678²7tuv
ehz~jÆÇnopÈÉÊ§ËÌÍÎtuvejÏÐÑA]ÒÓ²ÁÊjjjÑA]ÒÓÔÕqr2Ö}<#×ØÙtuv
efhe~jÏÐÚÛCÁÊjÜÝqrÊtuv

༶ৣ஌‫֗ޗ‬΋ϋΞϋΜ‫ٳ‬อఊုഩ౻͈ચৣఅੱບ‫͂ث‬Ȃ༶ৣ஌ࠗ௶ܿ੅‫ٳ‬อÞßKàáâYãäYåæKçOèé2cd97±6
78²³´2] êM£¤ë©ì:<:í2cd

GHIJKLMNOPQRS?2@ATUEF9V)WXYZ[=\]^_`Ma8<b2cdβσΙͿ႖‫ݕ‬৆ྮภ͈‫ٳ‬อ͂ࣞഽ‫ا‬Ȃ‫͂؂‬ຕͬဥ̞̹‫ێ‬स৆ྮภ͈ࣞ
ഽ‫ا‬ȂྴఱŇࡄྮภ͈٨ၻȂྮภͥ͢ͅ೩΀ΥσΆȜř஌͈۷ख़Ȃ೩΀ΥσΆȜř஌ͥ͢ͅ൫ً௨۷ख़İ৭̞͒৘ࡑ
e~îwjßïðÎYñOÑA]ë©ËÌ7tuv
e~ihej×í*qròªjóôõ©ªÆötuv
ehz~j¥q÷jøtuvewjÏÐ¥¦§ËÌùújÑA]YÆNOëûü35ý#þÿ üńŘ‫ͥ͢ͅܕ௸ح‬೩΀ΥσΆȜഩঊ஌ચৣ͈́౮̧੄̧̱̱̞΀ΥσΆȜບ‫ث‬Ȃ༶ৣ஌ͥܳ͢ͅഩႁ̷͈͈ાບ‫͂ث‬ఱ஌ၾચৣͅచ̳ͥఛ଻ບ
‫ث‬e~he~gjnopa8<bcdnopqr+a<ehz~j ¡¢£¤nop¥¦§¨0©ª«¬sX
e~iwjk­­j®2 {qr¯°tuv
e~iwjk­­j®2 {qr¯°tuv

!"#$%&'()
 !"#$%&'()*+,-%&'./0!"#$%&

 &'+1#$%234
56789:;<=>?@%A4BCD

'()%&
!"#$%
!"#$%&'%()*+,-./0(12304(
56!"(789(:;3(<=,->,

!"#$%
&'()
*+,-.
/01
2341
55678

*+

!"#$%&'()*+,
!"#$

/01

%&'(

89:;jkl;mno;pqors;tu4134
Tv/wx"yz89:;pqors
Tv={H]^|}
c~$/fai'()*+,-./
01234567
89:;<=>?@A
BCD"=EF)*+,-.
GHIA/>J"K-LBMN
OPQ;RS"TUVOPWXYZ[X\]^B_`abc89:7dHeW-fgThi!"#$%&'()*+,-./0!"#$%&'#$()#$*+)#$,-)./0123456789)#$:;<=>?@AABC@BDECF4GH

2+34567.=>?/x/, Bab#$;IJ4KL20'MNKL20)M*KL203
7OPQRSTUV

!"#$%!&'!"#$ %&#'()*+,-./01.123456789:;<=1>12?@ABCDEFGHIJKLD"MNOCPQRSTUVW&X2YZHIJQRST!"D[\NO]^_` %&#2ab
DcdNOe`Cf>TghiT)jkABCDlmnopqQRST!
"DrsetJENuH*vwAxyzC{|HIJ}W!"D[\N
O %&#DabzCf
FG SiC: 230 W/m K!"#$#%&'()*

930



~h

N1cm



!"#$%&'(WFG SiC:

7 W/m K‫ړ‬ဏࣣႷऺၳ͈
ચৣఅੱບ‫ث‬!"#$%&'()*+,(-+./.01234567*89:!"#$%&'()*+,-./0123456
789:;<=>?>789:;<=>::>?>;:;@A>>?
9B<A:CD>BEF>G>BHI>J?>K=LA;:<=>M>=N>G>=O>P
Q!R>LST>=UVWX>ASYUZ[S\>]S^Z>ML=A]P>0>>BK:=>_/0`abcd
Q1efghi5ej1klmnopqrst
Qubv>]:A@wklmnoxyz{iubvcd
6789:;:<=>?@:A?>BC:DEFGHIJKL
M;NO/PQRSTUVWI;XYZ[\]2^
L_`ab;'(cQR;de#Efg\hijkKl0mQRn;opqrst
uv;UVFwHjxy/l!"#$%&'()*+,-./0#$%
12345

z{|}~:|L|L
::z{|~:|| LL::z{~:LL::|~:|L|}L::;;::6789l::;UVWI;Pl!"#$#%&'()*+,-./01
2345-6.7189:;<=>?
!"#$%&'()*+,-./0123456789:;<=>&?@AB>CDEFGHIJKLMN?O PQFG9RSTUVUT&A.W,HXYZ9[\,L)(.]!"%012343&^()4_`ab_78B9 PQc,IJKLMNc9de
fgfhijklmn,opUq)(.9&rL/st%uv.wxyzn9x{|}n~mln|nuehgijklm& A.] PQ&q. z|9HA./d\:
B>C9-(z}m|nz|m}|n|}}{nm }~¡&'()/¢k &:B>C
H£3¤¥LDEH¦§ n¢k¨©ª©gªi¡«n¬g­©fnmn¢k¨©©®ghi¡«n¯g©­©f®nm ¡]x{|}n~mln|«n°m~±©g©­©f©²j¬n³fg©´|µ¡n°~¶|m}±©gª­©f©²j¬·fg|µ¡zm~ DEeWßUuÁÂ

z«n°m~±®gª­©f©hj¬n³fg©´|µ¡n°~¶|m}±²g­©f©hj¬·fg|µ¡n¸©¹
DEe¬f©¯j¯j©®TU©¬j²ºu ®»1¼¤ ²®½¾/K¿h´ÀuÁÂq]B>CeÃ8HÄ<LÅÆÇÈ¤B9É&Ê-/ËqÌq9Ã8&rL)ÍÎ,Á
Ï&DEcÐÑÒq)(.]º4_`ab_B9IJKLeÉÓB>C³fg©´|µ¡©f¬j¬vfg©²klm,L)ÔUq.¸¬¹]¸©¹nÕgnÖm}n|~nm}gn× gnn¬f©¬nØkm |nnz|m ~n×¶ nÙÚnz||m ¶nyk{~nmknÛk{ m~n×wÜÝzn¬f©¬¡g¸¬¹n´¶m|knÛgÝmÞmnx{nÛ||nmknÖ|nhª¬f©¬¡n©¨gn

!"#$%&'()*+!"#!$%&'()*+,-%./012+345678 #9:;<=>"?@ABCDEFGH
IJA%KLMNOPQ%*R?STUVWXYZ[\1V]Y^_` !"abc+
d!eefg?hijklmn<54moMAY^EFGHIJA%KLMNOV^Pw7 ##Et~tu~ny
x|vx~t|#

pFqq#rstuvqtw

txy#xsty~yt

D3 Specimen holder manufactured
in Japan using Mo-TEM alloy.
7stuvqtw#{nz|ty

deqq}~#w}yt#xsty~ytty#yvw

9xrty#:zxr{
pde#qq3t~ru{#9:;<=" 5#
7~xw|xy|#7stuvqtw# nz|ty
:ny#d!"qq#rstuvqtw
v~{#deqq#8nwtyrvnw#yvw

;r#Ede#7stuvqtw

Thermal diffusivity / mm s-1!"#$%&'( )*+,-+./012345
6789:;5<=10080Bridgestone Pure-beta!-SiC samples
D10T2
D10TH
D3TH
4x4TH

60
40
300

400
500
600
Measurement temperature / K

700!"#$%&'()*"+,-./0$#1234560,$78
9:;<=>,?@$<=>,0@$<A,0@$
4B4,0$CDEFGHIJC
KLMNOPQRSTP$UVLP3WPRX$Y3.M/$GZ[%\9:;]^_`ab7cd*e/SfXT$gSNPh$789*ij
Ckl;=>>mnoCab%
p9:q:CrstCGZ[uvw%x9yz{C]^_`C|}7~*e

Y3.M/$GH{u EC7cd:9E9*;
Eabc:9FeC8%%\9:Cab {¡Fe

!"#$%&'$()*+,-./01!"#$%&'(%)*+,- .//0 1234%56789:;<=6>?@ABCDEF"GHI.JBKL.//0M56NOPQRST
m4^f_23%nd^43e4
72b4>?q]^_4%X%rs>?YZ$4tu
g_ah3
k%&/ 3oj b%l
k%VWa%l
pW4ehj43%#7
c2jW2343f
i_h43fafh23
k% c lcade^daf4V `4ab^_4V cade^daf4V `4ab^_4V
vKLwxyz{|}P~DST#__aVhafh23%
f4jW4_af^_4:.

:

Thermal Diffusivity / mm2

s-1

2

I///

88:

:[I

:[/%

/[I8

/[Y'

]^_4%X

#

.//&

.I\

&[Y

/[J\

/[:.

/[&.

]^_4%X

!

'///

.Y:

&[&

/[.Y

/[:&

/[&/%

UHV2W4V%XHYZ$4

#

G///

88/

:[Y

:[/%

/[I.

/[Y\

UHV2W4V%XHYZ$4!

80s>?@A5rBKrRST

Unirradiated4003: Pure W(//)
500H: Pure W (!)
9003: K-doped W-3%Re(//)
A00C: K-doped W-3%Re(!)

70

6@ArL:
5wyRST

Irradiated 550" Zone
4000: Pure W(//) Tirr 662"
5001: Pure W(!) Tirr 548"
9000: K-doped W-3%Re(//) Tirr 532"
A000: K-doped W-3%Re(!) Tirr 660"

60
5023456789:;<=>/?

40
30
300>?q6@Awx5rs>?@A6 RST

400

500

600

700

Measurement Temperature / K

800

@AB()*+,-CDEF+G01

70\//0M56ÆÇÂ-5âãäår
RSTæç&&//0M56ÆÇÂ-èéPêëìT

5001: Pure W(!) TIrr 548"
A000: K-doped W-3Re(!) TIrr 660"

60

measurements up to 600, 700, 800, 900 "'//56NOBíyEîïðñòB
óôõ¥<=öibehddafh23%6÷øùúREûLæçÏÐ656NOPüýDEyT

50
7

40

6
5

30

4

Response

Thermal Diffusivity / mm2 s-1

ÀÁÂÃÄÅ6@ABCDEF"GHI8J!9%BKLÆÇÂ-@ÈPQRSTÉÊËÌM5NOPQyÍq&ÎÏÐ)Â+ÑqBÒÓÔÉÊÍD6NOPÕLÖD×ØÙ±ÚPÛÜDS³ÝÞÆÇÂ-@È¼TB&¸ß6NOPQyÆÇÂ-P©à5ÝÆÇÂ-BáyEwÛÜ¾¿T

400

600

800

1000

3
2

1200

1
0

Measurement Temperature / K

Calculation range

-1
-50

0

50

100

150

Time /ms¡¢ £¤¥¦§¨BC©ª«¬­®¯°±²³´µ°±²q6¶·6¸¹º»¼BKRE>?q6z§¨½N¾¿T

200

Thermal Diffusivity / mm2

s-1@AB()*+,H%I#JKLMH-NO`[%"^*^Va%4f%ad[+%"^bh23%,3-h344_h3-%74bh-3+%&Y:%k:/&\l%&H8[

70

Unirradiated4003: Pure W (//)
500H: Pure W(!)
: 9003: K-doped W-3%Re(//): A00C: K-doped W-3%Re(!): W-1%Re [Fukuda2018]
Irradiated5001: Pure W(!) TIrr 548"60

A000: K-doped W-3Re(!) TIrr 660"
measurements up to600, 700, 800, 900 "

50
40
30

400

600

800

1000

1200

Measurement Temperature / K
ìÙþ>?q6]^_4%X%@Ars>?6 XH&Z$4%@Aÿ B!yz{|}P~DST×ØÙ"#$ ¡6%&$4¸¹º'
6yr()TPQRSTU-VW$.H&'(%)*+,-/B0DSìÙþð162NBKLzìÙþ34EyT56Y70DSð16Å7Q()58L:76ð14Sð5àM54Ey9:;56£<=><¦?PQ@../0 A2345
6zìÙþ3rB6CREyTx :[Jej%5zìÙþ kD%/[.4El%r &[/F&/:I 3oj: &/[Yej5 .[\F&/:Y 3oj: ÛÜEûL../0 A234%r &JÊ:.ej%6x58SGHMB.F&/:Y 3oj:DE
1IPQRST
XH&\8%%k3+Jl%XH&\J%K LMNk:[YJÎl%K $4H&\J
6OPPQ©RSÄTU:\[IZ+%zìÙþ
k/[/:.Y4El%VWXYZY\[&[a_3k&/H:\j:l%°±²
r/[/.Z%ZST2\Br:/4E]!5^_VWP~DEûL/[.4EÊ&/`4E6Z¸XYZr
IJI[a_38TB,WhfÎ4_jad%`a6ìÙþ3rzìÙþKLw./xySG7ahdb>?ÀBQRS
Z5r../0 A234%6°±²r Iebed45 /[.:Z%
REyT]^_4%X%>?q@ABC©z{|}NOcrXH&Z$4KL"#xy6CREûLÿBdyÅeP~DEyT(,m7FHI[/%k(G,Gl%KL

!"#$%&'()*+‫ނ‬ఱໝࣣࡔঊႁ‫ݪࡄڠش‬ਫ਼ŌŖœŏŔĮōŊŏłń

!"#$%&&'()*+,-.&/0$123)*
456789:$0&&;<*=>?@AB5C
DE"#F&&2(GH=>?@IJK

LMNOPQ>RSTU
L%V'WX>YWIZ5E[APQTUIJK
L?@\]*$&/&F^_`*WXa[bcde5fR=g
Lh&ijklm=]nopIqr7stuIv@wxy
Lz{:V'A*$|}~*IU I7
L?@,>=
?@X=?@IJK

!"#$%&'()!"#$%&'()*+,-+./012
3)45"6789:;()*<=8>?@AB!"#$%&'()*+,-./01/234567&89,4:;<=>"?@A5
BCD>EFGFHI:JCC>KLMN:&'OP.Q-EFH"RST0UVWEIXY*+,-.Z[I\]^P_`ab-Acd-e]P.fgh&ijAP_
kJClmnopfST0UVIR-"Aqr"sVtu
vVwV4x&yz^{|&*"+,-./0123k}~bu0" f5?@9,
~P.b"b"A5&EF
*~P.fIY^P_!"#$%&'()*++uuAG&" 5¡¢£¤!9,-^P_2¥1¦-eb§¨©ªA!«fIY^P_¬­~4®V¯°V¦}±²*-:³N´´µ¶MM·¸¹·¸º»¼º¸½¾´¼¿¾½l½ÀÁÂÁ¼½=¼ÃµMÄ½l¸Å¿¾N¸MÆ¿ºl¾M
!"#$%&'()*··

nopqrpstuvwxyzt{vw|}rw~t<S>8 +,-./~~t![N!"#$%&!" #$%&'()'*+,-./01234056
789:;<=,>?@-ABC8DEFGHI*;JK
L8MN>OPQR8%;ST%SU*VW85BXY
ZJX>[\>1]F^_K`a1bJ>1]cd>Oe% !" #$fg<=,*<hiK`5BJXjk-l
gm5b

B,;!# (!;m¡¢B£¤89B¥,;¦¢,>¡¢£¤B67V§¨©>ª«;¬§­®>ª«;¯°5±²B,³´µ>¶!"#$%&'()*+,-.
!"#$%&'()*+,-+./01234546789:!"#$%&'()*+! "$%&,-./!"#$%&#'()*+,-#./.0'(#12#3'4)'(
56789:;<=>?@ABC8)3'4DE>@FG'HI9JKLMNK=OPPQ
DRS>)TU3'4)'(VMWXDY8>)=Z[\HP]^?8>)_`a#5bc+de`
fg#.+/.0+#12#Vh[PMF'(D'i+(jVWXHP[8>)=ek>)_lIF!"#$%&'()*+",-./0$12345678$_!"#$%&'()*+,-./.0123456789:
mn3'4+o'pq+rsLY8>)=d@tuFv'wxyz{#$|}~7&+o'/01/2345*67 8*9:'i+ =]^CF'i+(jD'(VWXHP[8>)=]^C8_*+FNo')WCP;"<=>?@))nVF;"ABCD'<EFG45*
GH%=I !"JKLMNOPQRST45)UVW?XY@ZA<=>?@_;<='>?@ABC!!D$%&'-E./0
F234546789:'CAG,HIJ0K;<=;>?@A'BC
DE !!F$GH.01
23456'IJK*+DL,M༶ৣ஌͈၌ဥȂ؊ဥ̦ࢩ̩෇౶̯ͦͥ͂‫ܢ‬ఞ̯ͦͥ

!"#$%&'()*"+,-.
Hd+]e++f4gR/hijkh!&+_lmnNO3&oKpqLr
s!tn3(uvwxyz{(|&!l@2}~}(ur_`-]dr
567589<=/>?@.S=/>?@.SGIT& 3*H,-567589CQ-UV@WS?XY>?0PRZ[2)/CD*+,-.(/01234567589&:;<=/>?@.A2BCD

JKLMK
NO3
%&'3
PQ(CR/

!
"#
!$"#
%&'
()

!
"#
!$"#
%&'
()

JKLMK
NO3
%&'3
PQ(CR/

+E
+F
G
H
IH

*H,-567589CQ-UV@WS?XY>?0PRZ[2)/CD*a,-.(/01234bc<=/>?@.A2BCD
!
"#
%&'
([

JKLMK
NO3
%&'3
PQ(CR/
^_`

JKLMK
NO3
%&'3
PQ(CR/
^_`

I
HF
+]
GF
H

!
"#
%&'
([

+
G
F
F]

H
+\
]
E

!"#$%&'()*+,%-.#
*6789
:;<=3
>?3@A

3456789:;<=>?
@ABCD

EFGHI

VWRXYZ%[K\>]§)G¨¡&'<J=K?LMNMO<PQR/ST4?UR!"#$%&'()*+,-.
' K> ¡¢=£¤<¥¦
Gr9^_^`^Ra>b c:,de]RfU4ghgijklm

/012

/0*+
12345

BCD#EFGHIJ)KL,

Grij,'
-*,

noLp#q)rs,t=uvwxpy[
z{|}~,=w#[i,XZ %XMw,=w
z,9c

!"#$%&'()*+,-./012*3456*78
9:; Justification:!"#$%&'()*+,-./,0,1!!!!!!!!!2!$34$#5%61789:;<=>?@AB+CDEFG@,HIJ>?
KLMLNOP=QRSTUV+C1W!!!!!()*<=; Optimization:!
!!!!!!!XY(Z-[/D%\](^_`Eab@,cdefgh!!!!!!!>?>">(as!low !as!reasonably!achievable)eij!!!!!!!!!2!klJemnZ-Xo./pkqrsetuvwexy%z{|OX[/
D%}~TG(7<|.%(W+E_`@cdT Tw=eTc(e:Xo(7<EKLMLNTc,XJe3%PEG(kq%\]=8%1[/D%(WcT=,e ¡yQ
{W! '@AB!!Dose!Limit:!J¢£%¤]=:,0,1!!!!!!!!!2!HIJ¥¦§¨©ª«X:,1>¬­E®0T¯°«XQ,1±²Tu
([/D5³´µV%E¶·¸e¹º»¼½0¾¿(Wp3XJT(ÀÁÂ[/DOÃÄÅÆeÂUJ¢TÇ1=Qfg(W!" #$%&'()$*+,-./01!"#$%&'()*+,-./$01234565!"#$%&&'()''*+,-./0123456789:;<=>?/@AB4CDEFGHIJKLM89$%NOP(+QRSTUVWXYZ./89:;[I\[F]T^

7(89:;<,=>?@65¾¿À$?Á./ÂÃÄÅÆ4567ÇÈ/ÊËËÌÍ((ÎÎÎÏÐÑÒÐÓÒÐÔÌ(ÕÖ`Õ(ÖÕ×ØÒ('Ù'&%&('&Ú)ÐÌÛÜ

" @.<%_`abc/d8<5ef.ghKijkFGR7lm8nopq4UrstuR^
vwx4HRG<yid8pq/ij[I<fF7>Kzd8pq{/|}~>ikF
GHIJKlm8 67]/@> .<uR^

ABCDEF?GHIJ()KL,MN)'`a$d8$<./>$%N;.g7]KA[I/k4G89>
67^E]u ¡¢£¤¥¦§¨©ª«¬4G­¥ ¡¢U
®7>K¯ ¡¢.<®J[u ¡¢°.±²³>67^´µ¶4U0·.<uR^¸/]K¹º9.g7LM89/»<¼½.<uR^É!"#$%&'()*+,-./$01234565
7898:;:<=>:?@ABC!"#$%&'()*+,-./0123456789:;<=>?@AB-CD-EFG9HI9JK-LMNOGPQ0RST3U5:VW0R=HXYZ[\]=^-_`abc0R=deXYZ[\]=fghbc0R=9ieXYZ[\<=jkljmnopqrs-tuvwxyz-{M,|}~r't}rs-'() so|s

7D>E:EFGCH:IJ;KL$MN'OPQR($%&'ST
9J7-,|}VW0RR,-,=e8iXYZ[\~-Qxu--0R
RiXYZ[\'x)}~-{M,t-=9[9e='r) s

7D>EUEFGVWV@:"#;STXYZ[\]^_Z`a;()bc*+GPQ./012,-0R¡c,¢£w¤- ¥3¦§¨s

7D>EUEFGHd:efghi;STj:klZmno:pq:7898:r==©ª«¬=9e­®:¬¯°He<,t±²-³'()0Ro=´µ¶Z¶·¸=,|s'~¹ºo»¼½r) s''r)}~¾awGt¤0Ro=9e¿YZ[\=-ÀÁÂÁ'() s

sD>E:>t?uAB:suvVwW:xy@z@{t|tzB:u}:9~?uFAt:Bu:7uzz{:>@@Buzj:>@@Buz:EAuBtBuz:<F@zt:}uA:Bt: zBt:=B@BtÃÄÅÆ¤0R'()0ÇÈÉÊ|Ë}VW0R,=9e¿YZ[\=3­®

!"#$%&'()*+&,-./01%23%4¥¦NOPQORS"T1," '$%
s>tuv"T1,w '$%

M=NOPQORS"T1,2 '$%! "#$%&" '$%(!"#$%&" '$%(

ÁaÂÃ,"ÄÄ 4` 38ÅÆÇÈÉÊ]+ËÌ/0Í
89,"#$%
abcdeO"T1
,f#$%

"#$%

")*+,-.,/01,2 '$%& ! 3'$%45,+67(
U/+WXY"T1 ghigcjklmngP+,'$%
opqr1," '$%4889+¿À/0+:;F
O§O+¨OPh©,ªxy:;+K1"«9¬}­®¯1,2 '$%xy+>B°±&" (,"'$%,²/°±& ! 3(," '$%³/,´,²/©Pµ ¶·+ c¸¹h,º»¼½¾¨OPh

UV/+WXYZ+[\]+^X"T1," _` '$%

89+:;<=/0>?@
ABCDEF?@GBHI
JE+K1,L '$%O+hO+ Z+¡¢£+89/01,¤" #$%
xyz>{|}~
B` -+l `" ,}89
/01, '$%

:;Fxy:;
Z+O}89
0+K1, '$%
xy+>B!"#$%&'()*+,-$.
/01234567893:;12345<789

!" #$%&'()*+,-./012
3456789:;<=!>?@AB!"#$%&'()*+,-./01)234567896:;<=>?@ABCDEFGH
I()*JKLMJNOPQ6NROS567896:TUVWX6YZ[\(]^_>#`I2aY
DbHI*cC!#D,EFGHIB/
def01)2ZUVWX6gB1JKLMJNOPQ6NROS567896:hiTjkHI()*Y?
lWmnEo*2pl8Wqrs'('t)uv$wH)a'>xHh)cdefyze{|}~?
e{|}EyDbT?uv$wHh 96:60)OQ60_[Yo*c

JKLMNOPQR!S@TUVWX/
0bEH(TDbYh*Yo*ch0 ¡¢,8W;£y¤?£y¥y¦§E|¨©ªY«[*2p?¬­h®¯0°±$;²³>y´µE¶·:'hY³yDbYc

!" #$%&'( )*+,./0123425678./012942:;<=>?@
ijklmn09:QROPop!"#$%&'(!"#$)*+*,-.%/012%"&

13D*E*

134$567%89:'()*>/?@:ABC;<=>?@AB
CDEF8GHI+,-./0123456789:./012A4256BCDEFGHFI
FGHI4!"JK%&'(/01;<=%12JKLMN8OP
9:QRSTUV6VW8OP+XOP-YZ[\]8^_`abLc
def8gh./012O42PQ5RS%&THUVW!"1;%&'(;<=>?@AB-q3
r+s"tPuBvOPwx>8yz

ijklm0CD
QRBv"
5>

#{|8}~+X2R
Bv8

ijkl0
QRp#8¡]
#8¡]084V¢£¤7¥¦@V5@>¥wx>§08¨*¥ST!©08ª«Lc
08BST 7¬­

JKLMN®%& '#n¦@>£¯°V8
BST=±²@8³

ST./-3BV8

}BST 789:

B´µ8#'¶¬­

!"#$%&'()*+,./0 1# 20345367
89:;<=>6?5@AB
CDEFG8HI<JKLM0
NO !"#$"%&'()*&+,-./0-12

Qwx:gyZ7?)-TUSgy&Sz-.*Wa{a|}Q)x&P~P)--./0PP)*PEbc P |Wan5^E))-1?
`)wx&)NR*S'(&+4"N-./0 1

£S¤¥&¦_Wa:§Z789+¨©Z7@ABCBDEFGH7IJKLAME)NOPQ-OPN-R*PS'(&)-TUVWXYZ[\]Z[+^_`Wabc:de7?VWfghiSjklmV&no
pEqrDstbc+"uv?

!"#$%&'()*&+,--./01234"56789:;<=>?
SIK36[_[!36E_&e7$%"#`Q-R*S'(&!'(Q-**}P*/0!'(N-**}PQ-*/0!'(:-**Ev`
-./0PE&7?
'()*`)-TU&n`-,./0E ¡¢_!" #$%&'(
3 /+`"!;C¡¢?B$.Z£CAn'¤¥$.VA-G

4$.`¦§ /¨;©ªn]_C;«¬­V®
¯ZVAn]G$.6789:;<=>?@;ABCDEFG

3

4

" "

2

°¯8X±²;³./´µZ¶]$.Z
c$·¸W¹Cfºn'$»¼-G¹Cfº>?rc$.8½_¾¿WÀµ«7ÁW8§ÂÃ,/pÄ«ÅÆÇÈ/ÉÊËÌÍ;ÎµV®ÏÐ/³Ñ_µÒ]G

°

"

"

"

"

c$./UdeW/fL8ghhLMWi
jkWlmWCDnGopqr$sZ
tu$vWwxn]^_yAzDn{|}G

$»¼

$./01

c$·¸ZÓ^nDW8ÔÕ»¼qDEF

INIIOPINQRSLM/TUM

"!

#$%$&
'()*+,-5!

HIJKLM5, ZÖÄn]¦§;Îµ«×Ø,
ÙÚ/Û¯/Ü_FÍ`ÝÞ>?«ßà²×
Ø,ÙÚ/#á/¯`@á;n]G{|}âãäåÜæitu$v;Î], æ¢/çè/wxéêëì,iV®íîiH|ïHIQðñ||ò|ðN!" #$%&'()*+,-#./0-1#%234,567*8595,:;<=>?%@A4,BCD0859
5,EF;GHIJ./08595K;IL0L)%995KM4NO.PQRS5GHIJ0T*9,M=UVWX
7*Y+IZ0[\()*7M+;]=^_4,`/0ab95c*7M+M4N
defghijkl=mnXo5pq!rs.t+=uvw0ab9x5,EF=4yz{hijd|ghij=zgg}ab95,~^/~_r, 8iV$!ZHIhh;n]_UeV$`qWi, ;?]$8lm`WnGV$!
Z]_#`n]ri\`>?DnG

V$!WXY$%Z[\]^_`ab!"#$%&'()*+,-./'0!"#$

356789:;'<='
356:>8?@;
4A;:7?<B;6'334!%&uvwGUxy`abHMRSTU
z{ef!Z[h|f}jP~WXU%&!
Z[hi^_f}j%fQM!ZU%f Pqg
PM!Z'E'P'E**'Ptf}jQ!"M#$[h|f}jPz{ef!Z[Pfg
'()**'Uopj'()' xjopk !P!/ G¡ H¢[£vF

CD
Impressed Voltage / kV

30

!%&

FGHI'()16
20

E*6

10
0

-10
10

11

12
Time / ms

13!"#$'()**+'' !%&,+'-.!/'0)12

14

Hop/¤f¥¦§¤!ZYqQ¨©rsjYfg
JKLMNOPQRSTUVWXY!ZMFG
H[\]^_Q`abHP
cSTUdZ[%&efgRSTM!Z[hi^_fjcSTM!Zk
hiefg
lmnNOPRSTM
FGH[\]opqfr
sktfg

!"#$%&'()*+,-./012
200!"#$%&'()*++,)-.,&-.,/-0+12.3+1*,$4567
8$9:;<=>?@

Intensity

2018/05/02 !"#$%&'()'"*
CZT+,-./ 80cm
012./ 15mm
012./ 20mm
012./ 25mm
012./ 30mm!"#$%&'()*+,-(./00&%&.123456
7300&%&.821456
7/00&%&.92:456:300&%&.;2:456

100

0p*P!!qABFGHIJIrs:
tuvwqA+1PENOFGHIJI
xyz:{p|+U!}&*+!~3jk

0
0

10

20
30
40
X-ray Energy / keV

50

A+1P!!EFGHIJIQRSTU"VWXYZ[\]^_Z:
R`abcd<efghiQjkZl]R`Qmno

ABCDEFGHIJI
AKCDLMFGHIJI
A*1+ENOFGHIJI
A+1PENOFGHIJI

!"#$%&'()*+,-#./+01
23456789+:.;<"#=>?@A0BCDEFG?HGIJKLMNOPQRSIJ+TUVWXYZ0 Q[* 4562S2(#4562?T( UVWX

( 4562<=>-./01?@
ABCDEFGHIJ(!:; )(!:; &(!

(!:;("
789

!'

789

!&
!%

(!:;)
(!:;)$(!:;*)!$(!:;*&!#(!:;""
(!:;#

!"
(

)

*

"

#

$

+,-./01232456

%

&

#

(

(#

)

)#

+,-./01232456*KK>LMNOPQR+,>789

*

*#

"

"#

!"#$%#&'()

=>?@

!"

AB&CD

$E-!"#$%&'()*!"#$%&!'(#$+,-./)*+012%)*+"!,-./01"
3-456
 
2345-6789:
57898:;<(

!*

$%!&'

*+,,
#!*

!"
-./01
23/456#!"$%()=>?@AB@C3z345FXL/
FuvFz ¡¢5£¤_¥[3¦§R+$%!&'",-../$%()01234567389:;<""=>?@AB@CDEFGH3IJK>LMNOPQ<R+STUSVWXQ",-Y."FZ[3/K>0\-]^_`abcdefghT3K>R+?BViUj0klmk:nop:Lqr3st:tc/uvFwxFyz{tK>R|}F~L
5dz\:z t:OLM<R
klmkoFLOLMNO;R

!"#$%&'()*+,%!
%$#"%b%t,% #t`}~pa,! 73,% [CP,./- ( 01,W]XPM,s 9:IUn~}Zo
WXZ,sst[`|}~aBCDEFG
EH`~}ST`r~}MWa
P,% ("39:,I¡¢Z£¤¢Zo

!("

!(!

!

%($

%(#

%("

%(!

%

($

(#

("

(!

!

&'

$dhpa!0q\r[bstabdhp$q\r[%$ta% dhp%$q\r[#0ta%%dhp"q\r[%%tauv%b%t[wxywz{`|}~BCDEFGEHP[CImnZo&;3<+=,)>,?=))@+*,A;<+*BCDEFGEHIJKLMNOPQNRPSTIUVMNOWXYZ[\I]^
LMZ_`a! %bc$de%%d`fgh[ijklImnZoC-s 9:1¥U%"')*+,-,./- ( 012,% 3452,6,! 731,8,39:% ¦a! 73,[P[DGz§y¨`©M,./- ( 01,P[ª«¬­P®aNN\ri¯[°±[²³´TIµ¶M·¸WMo

!" #$%&'()*+,%&'-.)/'01

1,-!+./022
c&d(/0b0!"#$%&'()*+,-!+./0123
4&&(56789:;<=>?

/0@

A24(2)*+B247%C2DE
22222./0FGHIJ

h2i!jF?kl./0BmnoGH
222"#)*+pq=;/0@.rsH?
222mnoGHIJ^
22_C&'(tuv<%7wefFxEg

y.z{,Y.|}/0
B,-!+./0F~Ur<GHIJ^

K2%&LMN.O/B,P+4'(+QRF
222ST=>UV$,-!+./0<
222WXY./0<BZ[=I\]^
2_%&LMN+.`a/0B4'(/0b0222.47C$c&d(/0b0.474&
222efFGHIJ^g

i!jG3HB=>"#.r+}=$ =+4&R=>?$`a/0Bcd56ef<?uIJ^

!"#$%&'()!"#$%&

y!"#$%&

pqrstsuvwxwQswpqrQsv

pqrstsuvw~wQswpqrQsv

z{|}3

z{|}3
'()*+,-./&01234!"56'789:;<=()*+,>?@AB
CD2348EFGHIJ>KLMNOPQRST2UT
2VW&XYQRS&XZX[6\D>]^_AB`a2b
P6cdef8ghihj=kl=&Xmn6oNe7B

&8&01234!"5678^=2
j=()*+,>?@AB
CD2348OPusST2UT2VW&XYusS&XZX[62<&X>]^_AB

*2s2()*+,(&2348
pqrstsuvwwwpqrQsvwT8y!"#f91Tm
e68QRSw2OPT2VW&XmD\D>]^8 ¡>KL_A¢£6ABz{|}3T¤0e

!"#$%&'()*+,^_'I`\X=>? !a@?b?0c%de5?"@?fg>WLXh?"i j?klmn^opq!r!8s?t? !uvw?b??0CDEx%yz5&'{4?"i"!
^|}~B5$B4"!ASLXh%

à¢4%_'
dáâã_'I`\X?"R"9:?"#89%YZk5?"@?=>6"!AB%0CDE<c4PL?"!FGH??
q ¡¡?¢GG?£s?f¤k¥¦VWL§S<¨©VWX]
9ª«?"!FGH?IJKLSTUVWX<6795? !FGH?
f¤6"9ª«? FGH?k¬­®LSTUVWX]

@v??uv?v

"!

" !

"!!

#!

!"#$%&'()*+),-./%0123456789:;9<=>?"@6"!AB4%0CDE<?"!FGH?IJKLMNO<PQ6R7FGH?STUVWXYZ[P\X]

;!

!

!

!



!rj

"

j

"!

j!

"!!

H?vaHv?v?t"@n?"!@?i?FGHÂ?7;?ÃÄÅ%ÆÇkÈ«LÉ>ÊËDkÌ®LÀÁÍ?456ÎÏÐ4PL0CDE­E4%ÑÒ4PL<$B%DE
ÓÔI!rj?@GH6ÕÖ%ÆÇ45%?"i"!?qj!FGHs?S×Q6|}~B%ØKÙµÚÛ[DE%°µ\XYZk[¿Ak§%ÜÝI¤Þ\LSßKL]¯¯°{I±XYZk56²³°´\X%µ%23I`¶Xh0·I¸.:]°´LSAµ\W¹6|}~B¯=>6(+º%»¼4%½¾£4¿AÀÁ<MN]

!"#$%&'()*+,!"#$çêé0123!"R$çèé0123!

"!

@v??uv?v

@v??uv?v

"#
";
"
"
"!
#
;


" !

"!!

#!

;!

!

!

!



!



j

"!

j!

"!!

j!!

t"@n?"!@?opq!r!8s?i?FGH§W4%ÆÇ4%ä'

j

"!

j!

"!! j!! "!!!

"!!!

o pq!r!8s?t"@n?"!@?i?FGH&'()*+),åæ

&'()*+),%-.këQ6§W4ÆÇ4`\Xìíî)%ä'4%DEëQ[ïDEðkAñ<òóôL]
X6õö5YZSde%=><"@ëQ[÷µ\XS¶Åø[ùµ\X
Xh60c%ú¹´DE%û5VÚküý]

!"#$%&'()*+,-./0.1234*+,-.50.6789&:;!"#$%&'()*#+,-./012345
678/9:;<=>56$?@ABCD3EFG6
HIJ=KL7,MNIJOPQR
ST0UVWXYZ[\]^Z[ZXH_`G=Ka9bcd=
KaAef*ghij3klRmnopqr=stH9:;<=>uavwxyHsz{|3s}G7~NL5xy3vwaOl-./R HT=KLJ?@h3
JG7mnoqHsz{|#H#N3M#/R<=>?@A?B&C=
uvwx&yxz{|}|u~|&y*`z/& 3!"#$%&$'()*+,-./-0¢£¤¥¦§¨©=>567ª« !©3¬­mno
]mnmnq¡Rj®¯H°±²³&'()*O%´µ¶·H¸-5%&'()*¹xHsºxy»¼3½¾Rmnmmq3¿ÀG6¨©ÀÁG6Â4?
@h7IJj7ÃÄÅÆ3ÇL8ÈaRJ?@h3G/<HHNaT ¡!" #$%&'()*+,-./01
2345+6$789:;&9<=>?@A
BCDE&FG3HI"JKLMNIOPQRSTUIKVWQJKXY,"Z[\Z/]^]^_M/`aT9bcdcefegbOPh/ijkl+6K'(3mno/HpKq
r3stu:

!"+,-,./0!"#$%&'()*+,'-./012%34567!"#$%&'()*+

89:;<=./>2?%

LMNN

LMNN
KH"IJ

@*AABC+%DEF()*+

GH"IJ

LMNN

AO*APQRS"?HTUVWXYZ/[E\"IJ]^_`"abcd;efgTUV
hiTjklmXnopqrso
tqMqMuvquqwxl

©<ª«

!
34567897:;<=>.?1@A2?¡V:;<=>.
¢£7 #
¤,¥O¦§U%¨\]!+I^_`abcOd9]!+e^fa@ghiNOj8k+
lAJE@A4A2VOm]567897:;<=>.?1@A2n

rstu]
v-w
¬>­

"!

GH7IAJ2KLMNOPQRSTUVWXYZY7L[A2,rstu]v-w]xyyyz]o]{S@g|(Aq$

®¯

#!
}~]4
]

)*7BCBC#:;<=>.D#@EF0A2\]!+eofabcOd9]!+I^ah$+40Op@NC@g:;<=>.D#@Aq$n

!"#$%
&'(

)*+,-.
/012],9.
JE4U4MO"#$%&'(@E40A2/01ST,-IO#74A2

+UO4#7e:;<=>. A2n

!" #$%&'()*+,-.!/012

GH'I1JKDDLMNOPQRSTN'BCUVW56)'GLXDDLM+PYZ[\]^_>`()'ab Jc`56)
de!fb'gBhigNQjklmF!" #$%&'()*+,-./0123
456'789:;<=>5?@ABCDDEF

de!fbno'()pc`q-GH'I1'r#stuvpwxqQde!
fb*yzPp{|()'#} s!z~N/\%

34%'5)6-.!/0*+,-.!/0#7 8!12,9:;

!"#$%&'%()*+,-.,/0%"&'()*+,-./
0123 !45.67
89: !;6<

" "



"

!)=>?@"A,BC
7DE.,FGH;IJK4;67D

JKLMNO,P!"QR4SD !
4T UVWXYZ.[\]38 ^_`<FZ.[\a2bc$"T !
LdKEefgh,iDjhk

"



"

!"#$

"

"!
!
#$%$&'()*+,-.

JK"lmnopLFMqYrsnts?@,u0b vwxYFyz{"?|s}n"~psL# v"wxk!"#$%&'()*+,-./"0123456$789:;<=>?@-A("#$%BC: !-DE-FB'()G6456$78

"#$%&'()*+,-./012,34567¶'·¢,¸~%¹%3456789:;<=>?@AB1+"#$%&'()*'+,-!zº»UViE 9:)¼«RO­®6½KR> ²>hK!EF¾6¿JK./012

89:;<=8>,'()*!
 !
"~,'ROk > !6¡¢£¤is¥$,%6¦§X¨^©ªuK«R«Oa) !O¬­®OcdW¯IJs:9:R°±An:)h
I²O³_A´µ^!

SARS-CoV-2

CDEFGHIJK5LmMNOPQ6 !RST)
120-150LmUVWXYOZ'[6\]^_`Oa
W2mUVb>OcdW TeK^fghijklm>nh)opWijqrs:Klm>t euK^v'wx,y%[Wz)/0O{z|}n:."~,
'MOaAI89:2^
XEFO !6/lm9FYy%[>tX>):Jt8UV6KRAHKA)2UVz
a9EF euK^b)Wy%[z^"#$%&'()*+,-./012,345@7×ØÙÑÚÛÜÝ

?
âistAÚA
B:EFtåK

ýþOÑÚ6ÿ uKRÀÁ
ÂÃ,Aûeisibâ!Jt^"#$O%hW¯uK
ÝW&K'£()'[O´µØ^ÄÅ¦§ÆÇÈÉÃ¹(ÊËÌ)

)ÓÔ)×ØÙ"~,'6*1itO9)+,9
$-A./IJs01)ÀÁÂ
Ã,O23)ÀÁÂÃ,W4b
JK¥$,%Oèé§65â^×6W9K)"7¹8''g%('9>tèé§zñÙ^.ÀÁ
:¹>zèñ2AÚOãäzÅ¦§GÇDVAH]OIJR9K^ÀÁÂÃ,

SARS-CoV-2

ABCDEFGH=IJKÞßWàBisEF15á20X>45uK
LMNOPQRS)âA:AH9:ãä>åJb

5LmMôOõö÷> !øR
tSJK^_XaÑÚWùúi)7:cdWûeiâK^ü
Klm>t euK^

y%[6is:st);<Oag=ROaEF>_%hOÀÁÂÃ,z eis:K^?@aùúuK)AÚAB:RC,WDVA×h
9K^

WÎkæ²>ib:ç¦>èé§uK
êA better^45ëAÐKãä>ÎistìíîRïâR>zn:.ÎkæÏ
ð>45uKñÙØzòÂ>znh)
óg<EFO45z/89:2^+bWÍ-6ÎÏ«OÐ9:ÑaÒOÓÔÕÖ
èé§OKLO×: UV-C z«MW©isNO.POQß)RSWT:UV2>åK)«Wå
F9:&âNêOÑaWWms UV-C 6ÕÖuK
R>ÑÚO¥$,%6èé§>XK^YZE9
>z[hEF1:FJs:K^

"#$%&'()*+,-./012,34567

SARS-CoV-2:Â ¥$,%zOß)À¹Â'-6]ªW\]
$->åK)3å¬F;6
EuRAµ^\z=W
:ulm>tKL=^ÆÇ¦9tKLAåK^!
89:;<=>?@A@BC>
DEFEGHIJ\M]ªEFO^45{|)}~ÒO
Y/©ªÒOUV-CÕÖ
45V©«O¬­®E>z)/©ª6¯uK°O±%[A×:)Cold À±ÁÒO¤²>/©ªW©isUV-CÕÖ65â
>45±%[6tôI K^£¤W&rsz\M]ªWàBi¥$,%A_¥a45{6¦\is:KRt^{W¥$,%AàBilm>z45i9:A)
CD)óDg<OÞßWijuKACE2§¨
MEF45^\M]ªÒOUV-CÕÖ
_@a>SARS-CoV-2Oèé§AñÙ
9RA+,9`a>bcIJs:K^«MWNO9«AÐKRd>z*
1uKRAH9:^.Care2229zes«MÒOfgAI:hYti
juKA)blk?Wl?RzcFJ
s:9:2­®OÅmWnopisqh9K)rs{Aest:)uÕÖ>zqh9K)
NÝ\6v§I K9O+,9wx
y6z¨is*1uK´µAåK^N\Y]ªÒOg)È9Oõö÷OY\M]ªÒOYW&1)Wi]èé§OKL6"uK^R91LEDÕzÓÔ6GHi9:þ
>zñOA´µ^9O4NOzh9rstH
aèé§OK{6"uK\tåK^tWz) ¡'-O¢àm9
>tHOKLA^

!"#$%&'()*!"#$%&'()*+,-./01DNA123456789:;<=3>(?@"AB"CDEF2453GC>(3HLET1IJKL"CDMF*N45989:;MF2453O)(<=3P(?KQ7
1<=NRSTUSVWXYZ[\]3^_7(3MF245CD,-`aC>-H\]bc3def+g3h+i3(?
jk"Dlm !"+Dno67Qpqrstu#lmCJ(vwxyX#P'(z{H|l}{#lm !"*~HDNA 1G2#4(1vwxyXDK3H 98K(#O98=
989:;<=3>(?+HbM13 jk"+,(1G(*_78-HDNA !"#$%&'()*+,&./0,12 345678 *+#9:;&<=#>?@A&B,6C.DEFG5HIHJK5LMNO#PQR/678 *+5STU 34VW?@XY@9:Z7&B[\/]^_DE
FG51`RNADEFGKab/cdefdg#>hij`K5k
AB6 \YlmnopqVrA K5kAs/,tu .vw#xY\y?szB{|/1`RNA}Eg DEFG.~nVo
pqVrA,Auu-6,5kAu./q
--2-&.B
Z8V/ 254 nm opq5 4.9 eV  F#>/ 2.42 eVG ¡¢£¤¥ 2.85 eVOH¦§¨F-2 N©=#Lª«¬K/­®¯°±²6bu&B

!"#$%&'()*+,-./!#12$%

DNA*/12#$%
¬­®¯k°±²l³{|

UV-C
200-290nm!"#$% = 254nm
12*/ !5klmn#xyz#4-9$%254nm# !"*.-./`+!5klmn*.-+ ¡9¢/`£¤3*¥N/UV-B*.-4¦>§¨!9©¨-./95ª4:;-«¨-./`

UV-B
290320nm

UV-A
320-400nm&'()*+,-./222nm#012345678
9:;-<=>5?@A>BC# 20Dm EF#G=#HIJ+KLMN,-ON.PQ-./RS*NLTUVW5XYZ?@[+K\]Q^_=+.`
a#bcLde#BC*fgOhij 0.1Dm EF#klmn#oNL4p>h;5 qrs*tu\v
w-xyzLQ/`klmn{|}~Q.!ij
1DmEF#RSI#o#DNANLTU/9 +>+/h;4<=>+/`

!"#%&'()*+,-./
+ ¡´ n*{/12*{/xyz*µ¶+·¸#¹º`
124BCA>&»L=/h;5¼½C¾¿h|#ÀÁmÂ ÃÄ.Å¼½L·¸\B`Çª# !"\ÈªÉÊL#¹ºËÌÍ

280nm #UV-C LED\ÆÎÏÐklmn43ÑÒÓÔÕ9Ö.?

ËÌ×Ø*{,-ÑÙÚÛEFÍ9Üz/`!"#$%&'()*+,-.
!"#$%&'()*+,-./0SARS-CoV-2 !12-3456&'
78+9:;(<-=->?@2), 3), 5) !A>-BCD(EF2->GH@
Â½











ÁL:¤

¾£J­
¿¯°À¯ +ºP»J­¼½+

P;J·:¸¹³´­µ°±°¶¯+«¬­®¯°±°²°+©ªQRSQRS§¨¥¦§¨
M ¡¢£J¤






G%TUV!
{|[d
CD


CD

CD

CD 2

CD


CD

IJKLMJNOILP6 254nm QRS 6.6mJ/cm2 % 99.9% G%TUV0W/3
X>YZ[\-./0]^_`aOILP6bcdefBX>Zgh?@
280nm LED!12-30ijkl6IJKLMJN!1H?mn%B99.9% G%T
UV!75mJ/cm2op]6qr%B 60mJ/cm2sZ[\-./010tuv 254nm %6
wxW/3yzwv({|%0}~6SARS-CoV-26Zf(,->?@

!"#$%&'&()*+!"#$%&%'()*+,-./0123456789:;<=>?@ABCDEF@
GDHI/ !"#$%&'()*+,-./%0123*45678
9 :;<='>?3@A/BCDE@4FGH*IJ7KL0MNOPQRSTUVWXQYZ[\@]HB^0123*_`45/Bab8c de*IH%HfghKL0MN@>?3ij*IHC['klKL0MNmno/!"#$%&*pq78
r +,st 9 h45/%0123&uC>?3vwil*xy7z{m|}78~ +,st  h45/%Cde*IH%H0MN@A670123&uC'fgh['klno/ !"#$7&mdeh78 %Z m0/C_'0MN@A67'*de/%H)h^C'0
MN@A670123*h7ml456$Cr '+,sth@45/B
H7vwil*HB'0MN@A67*6@de8
0123'8@>?3vwil(mJ/cm2)C@[$01BH7&{
H0 ¡'A¢£O-3 h 10-3 = 0.1% hC99.9%¤hno/ !"#$%z{*¥¦6
7\*+,-./%M8§¨/^©3ª@Z7«h¬ZbC­®Z&Z&¯muZHC°*±])^²H8
ZaC³Hilh´µ¶ij^C·Hilh=µ¶ij^Cvwilm:;h¸$¬:;h¸7O¹º@³Hil')*»b\8¼½¾¿ ÀÁÂÃo'>?3ÄÅ('2) - ÆÇoÀÁ https://www.iwasaki.co.jp/tech-rep/technical/81/

!"#$%&'#()*+,-./012324!"#$%&'()*$+,-./$01'(2345678$9/:;3<=>-%&'(?$@A:BC6D/:;E'F

5678#9:*;./<=>2?@*ABC
GHIJKLM:N?OP?Q-R!S3T10Um V5WXYZ[\E]^F_`abLc
Od[ef$gE;E'F%&[\(?hij$klWS!(Q$mnoE'W3+,Xnp$:(Pq$hrs6t;E]^F

DEFG*0CHIJKL.MNO*PQ
uD6v/wxyz{?|!UV-Ch}~L?$4!- E'F?['$h6kX$:S}~L-\'6t;E'F?)*36!
([?6$E]^FJIS Z8812 [h3UV-C $'( ¡m¢£¤h
6mJ/cm22:S!E'FE)3¥JK¦§¨L©ª3«¬:N?­®Q¯°>?%&$±;²³$´µWS!\E'F

RS#TU2VW
2019¶4·¸¹3ºwx2M»$'(¼½?)*$¾+¿ÀÁ?ÂÃ6Ä2^N?Å{Æ{[ÇÈWS!E'ÉJÊ¥hÂÃËoS!E'ÌF?OÍ[ UV-C uD? LED hÎ6100mW¸Ï2ÐË/3wxyz{ÑÒrÓ¯T%V5[|Ô[t;3EÕÖÒ[\S!E]^F放射線防護の基本
1.遮へいによる防護

2.距離による防護

3.時間による防護（線量率）＝遮へい体が厚い程低下（線量率）＝距離の二乗に反比例（線量）＝（作業場所の線量率）
×（作業時間）

コンクリート距離

放射性物質（mSv/h）（mSv/h）

（mSv）

1

2

3

4

5

コ ン ク リ ート の 厚 さ

6（cm）

線 量

線 量 率

線 量 率
0

0

1

2

3

4

5

6（m）

放 射 性 物 質 からの 距 離

6 - 3 -1
原子力・エネルギー図面集 2015

0

0.5

1.0

作 業 時 間2.0（h）

!"#$%&'%()!"#$%&'()*+,-./&01234!"56'789:;<=()*+,>?@AB
9CD12EFGHIJKLM7NO8PQRSTNJ2
U%()*+,VW()*+,X*(.YZ>[OA\G]^_8PQ`VTNJ=abcdA()*+,efghijkj
lmnj>8o`2pqrsNtu%VvCKLwxyBz{=G8tab&VvB|}&~R7Wqr2j j>=u%K
L 2,,Z_L2()*+,6
abcdABu%A=L8NW()*+,Z=
L7!"560J8 ¡0¢£¤S¥
2ab()*+,>[OA\G]^_8PQRS¥
2()*+,X*(.YCKL28fg¦§j012V
6E¨2pqrsNtu%VvCKL©MrdAB
z{=G8tueªg¦§n«S¬EVefg¦§nvB

!"#$%"&!"#$%&'()*+,-./012,345678*9:;<=>?@A%-BCD
E=FG6H1I-JKLAMN7G@OPQRS@TQOUVW J/m2 !"#$%&'()*+,./01 !"2345"671897:,;<=>?@AB>CDEFGHIJKL
MN7OMPQ"?RS!834O*TUVW +-X"MYKCDEFGZEC/[%&'(\]8^_`%8abK#$cd"=e>TUVWMCDEFG fJ/kg = Gyg %97
dH&'(\hi1Hjk"lJm%KTUVWMnbo+p"cd>;:,CDEFGTUHlJ,qr1g/cm3 "=c 20sm"p>At>TUVWMR:,RK1cm2 uM'"cd8K
20v10-4 g %KwxPdH 10mJ/cm2 R:,RKTU1d8

10v10-3 / 20v10-7 J/kg = 5 kGy
Ry\Kz+1d>{|:,}~ !"671"5"z+>+* 10-6  >L%H\"
%K25kGy rf !>;O*"g "%K '>RL%8yJ+{|r"u,RlJW,-

(Photon)!"#$%&'()*+,)*?>N?OPKL

O2

56789:;

01/

"2%
34

-.,/

BO2-

<=>?@Ae- .,@JKL.M
2.42eV!"#$%&'()*'H2Oh+
CD(EFG)

!"#

@J

HI

BOH

$%&'()@JKL.M
2.85eV
qr@AstTuvI?bwxyNz{j%|}(a)~
6xy?"Xop*+,-./0"123145678QRS"THUV@JWA"XNIYZ[%\]^IY_`
a bcNde?fghiIYj%klNTmnXop

%&'()*+,-./0123(3)!"#$!Photon<$,<0!!(<,<5l ,¡ ,4¢<$X _£^¤ 5c(,¥¦5>?@AB(r-§NFGHI¨-,¥¦5©ªh+«(¬N(­<®oLlFGH
 $>?@AB$¯l+G-°J±²³´JE,¡ _£^¤ 5c>?@AB(µl!$~{<¶/N,m·¸5c<¶LlFGH
<0!,!|,¹r(!¸_6789<:0C85c,2L|º´
5­»J/ELlFGH
1967¼<½¾ ¿À<:oLs-fg2sg<xyG012-C4L
ÁÂ,Ã½C(ÄÅELÆ!"#Ç-È4,ÉC-ÊË¢LlFGH!"#$%&'()*+,!-./012+3456789(:;<8=>?@AB-CDEFGH I(>?@ABJ8K2ELMNOG(+$5P,345QR(ST+UBVBWXYZ[\]W^_OH`ab@5c(defgJhNOE,ij<klfmn<:oLpqrJs2tf
mug<F+vw<xyEFGHzZ@U_{|}dm,~{4xy4
,1F+-o/2l; $4LlFH
tfm^JE/!"#+$,<zZ@U<G0-4LlFGH

!"#$"%&'()*+,-./01!"#$%&'()*+,'-.

Am,nS"onp(,"qrH1N1s
JKL6M
N!OPB

456?@AB/./012134 5C$)36DEFGHI=->*+,-. $)))*+/,))-!012-3456789:;<=

&'()

'(

!"#$%

!"#$%

&!

!"#$%&'()*+,-.

/012345678.9:;<;2=>?@A 727mg/m2 B2.5x5cm CDE
FGH0.91mgIJBKLMNOGPQR
ST"U;A627.7g/m2 AB 2.5x5cm C
DEFGH34.6mgCVWGX/2YZV[\]W.B78.9:;<;A6 68,500 lux CVWGX^2_`B78.9:;<;A6ab2cd-.VeOeZAfghFGHijk
lGX

! "#$%&'()%*+",./01234%*,-56
5 m!"#$%&'( ) *+5 m!",-&'(./012
34567 ) *+89:;<=>

KDH!L2M3-N5*+C 1m OP*Q9R
STU12&2#2VOP.WXEYZ@[\#]"AE^SARSBC_H`ab*+.cd@ef
ZEY[\.]"AE^gH !"#$%&'()*+,-#./,0C9hi&H*+UjklmnoZHp"9cdqST.r&ZstAE^?@AABCDEFGH*IB&J*+$u@vwxyzC{|@}U~n:;<=>HC.]"AE.9U B*Qn*+HCZICB%AI^*+U«I¿
ÀN5vw!
>HÁÂ
-N5*+®a¯>

1mOP

HB%Y,uB@vwxyzB]N
9Z@HEYoZ.B9*Q
n*+U1>B ¡¢EYoZB9K
D@FGH£¤EY*+@¥U¦§EoZ.
BE^¨©l@RSTZªtYoZ#34AE^
 ¡¢15*+}H«ANY¬­>SC9®a¯H!"°±²³19´M3-NYµU¦§1A
E^>B ¡¢B%p&:;<=>H¶1
2#9·¸@.B%AE¹!",-&ºz»S@²7U²³EYoZ.¼½-N2&AE¾^

!"#$%&'()*+,!"#$%&'()*+,-.
/012'3456578
1m 9:#;<=>?@A BCD
EF=GH@I7JKLAMNOPCD#QRJKASTUVW'Q5
7X&YZ[#\P]P ^_`a?b6c@?dA^eCfghW
YP=iH@jMklmnio= p
qDc@?,rl`stIu,Cl
v?6+8
EF=GoJK#12=w5@xA
yzPzP{l|o}~=i 
= #JK'I5@?6+8

!"#$%&'()*+,-./HEPA !"#$%&'()*+$,-$./01*2%34(5 !"#$06789:;<=>%?@()ABCDEFG.2HIJ%KL(M()N5OmPQ<=>0R(ST5UVWX0HIYZS[M\N]^_`

GHI\JLMNOPOQRGHIJKLMNOPOQRGHIJKLMNOPOQRSTUVWXY9ZG[GHIJKLMNOPOQRSTUVWXY?ZG[GHIJKLMNOPOQRSTUVWXY5ZG[!"#$%&' *+, 1+,($)'-./0 -./0
5
5
23
43
43
67589
:7;<=6> ?7:<=6>98@@79<=6; 97:<=6;@8?@
A76<=6? 97B<=6?
67589
97?<=6; >7:<=65
98@97;<=6? 97B<=69@8?@?76<=69 676<=66
67589;79<=6B ;7><=6B
98@
97?<=6: 57><=6>@8?@
57:<=6> ?79<=6?
67589?7B<=6B ?7@<=6B
98@?7><=6> 976<=6>@8?@576<=6@ 97B<=69
67589?7:<=6B ?7:<=6B
98@?76<=6> 97@<=6>@8?@979<=6@ @75<=69!"#$%&'()*+
DEF
675:
675;
67?6
67@;
6795
6
979;
6756
@7:><C6@67B:
67;6@7AA<C6@
67AA
67:>;7:5<C6;]^05OmPQ<_`%=>5
abPc<d%efgh"ijk
Y[M\N1OmPc<_`Tlmnop
qr%AsStuvwJxKL
YZMykY()x5z{|<}T6~PQHIbStu5;0["f" xb7i:;5067
TYZM\"*<YbS[M\NNumber of Droplets / m-3

109
108

109
107
106
105
104

L=90cm, Prefilter 2 layer
Without luminary cleaner
0.3-1.0 m
1.0-5.0 m
With luminary cleaner
0.3-1.0 m
1.0-5.0 m

103

10

10

106
105

lm67>34no0cLMNOPOQRpcdeqr
stu

108

7

Height = 30cm
Prefilter 2 layer
Particle size
0.3-1.0 m
1.0-5.0 m
5.0-25 m

104
30

40
50
60
70
Distance from Nebulizer / cm

-abcdefcdghijk

Number of Droplets / m-3

Number of Droplets / m-3!"#$%&'()*+,-./

108
107

20

30

40

L=90cm, Prefilter 2 layer
Without luminary cleaner
5.0-25 m
With luminary cleaner
5.0-25 m§¨ILMN©Nª«p£¬­®¯cc;6%3
o0cdeyv°|~
±z}²³pwKu

106
105
104
103
10

20
30
Height / cm

vwx-.yghz{|f}~JKup
1cz |c}u@6%3hKpcy}*pvp ¡KK¢£¤I1|¥y¦x¦J¦u40

HCHO density / mg m3!"#!$%&'()*
5
k=8.84"10-4/min

k1=1.81"10-2/min
k2=1.41"10-3/min

k=6.70"10-3/min
-2

1

0.5
0

k=2.15"10 /min
Blank
Standard nonwoven fabric filter
Ceramic fiber paper
Ceramic fiber paper after 500! baking

100

200
Time / min

300

400

38L !"#$%&'()*+,+-./0123456#789:;<'=$'(>?(HCHO)@A#BC-<'=$'(D+, htV-m -./01EF0GH
IJKLMNOPQR92STUVKW9#XYZ[;\]-^_01`;aNb%&+c+de49fghKijklmgnop;qrZ2osZt@A#uvwqx
4y#z{-./0G|}',+-/`G~Y42# 4-;NZkl-00GHU2osZtkl#|}',+-9H

!"#$%&!"#$%&'()*+,-./01234563789:;<=>=?@AB%&C,DE-FCGHI=JK=3.0 = 1 *L8&C,M-FNO>P,G%=%?->QRST3HI'JK'UVWX.YZ3[\#]^_,G`abcde53DE.fg=>O,hij_,=%?C=3 0 = 1 hklmh'*
n,-.opIq*L8,hfrg-sX=*'ij_,456tuv,mh-w
x*+,GyzCmh3{|w}*'./g3ij~-g33ij~t|
_=hCl; -%u-,*Iq3ij~3:nN
zP,G
"*'.*'.?:3t# _mh:¡¢#£¤*+@.;¥#¦sP,§¨3©3ª«¬g3­®?*:nN
zP,GQR¯I#ij456t0#_,°±hCl3:ST#UV%²?CG%=%%*'456t³´_,µ®t{¶#·¸&CN¹n*+,G'º»¼.½@¾¿3ÀC°±.`5Á3³C°±3ÂÃt·¸.Pt>=3ÄÅ*ÆÇ_,mh'Èx*+,G