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is O |
not O |
necessarily O |
limited O |
to O |
them O |
. O |
Moreover O |
, O |
the O |
only O |
assumptions O |
are O |
chemical B-Process |
reactions I-Process |
between O |
the O |
gas B-Material |
and O |
the O |
solid B-Material |
forming I-Material |
volatiles I-Material |
, O |
the O |
loss O |
of O |
these O |
volatiles O |
from O |
the O |
material O |
and O |
the O |
two O |
stated O |
boundary O |
conditions O |
of O |
gas B-Material |
influx O |
at O |
a O |
single B-Material |
outer I-Material |
surface I-Material |
and O |
the O |
possibility O |
of O |
reactions B-Process |
throughout O |
the O |
bulk O |
. O |
Porosity B-Process |
and O |
significant O |
gas B-Material |
inventories I-Material |
were O |
observed O |
not O |
only O |
for O |
carbon B-Material |
[ O |
12 O |
] O |
but O |
, O |
e.g. O |
also O |
for O |
beryllium B-Material |
co-deposits I-Material |
[ O |
25 O |
] O |
and O |
can O |
be O |
expected O |
for O |
other O |
co-deposits O |
formed O |
in O |
plasma B-Material |
devices I-Material |
[ O |
1 O |
] O |
. O |
Thus O |
, O |
TCR B-Material |
and O |
its O |
description O |