<s>
The	O
Raether	B-Algorithm
limit	I-Algorithm
is	O
the	O
physical	O
limiting	O
value	O
of	O
the	O
multiplication	O
factor	O
(	O
M	O
)	O
or	O
gas	O
gain	O
in	O
an	O
ionization	O
avalanche	O
process	O
(	O
Townsend	O
avalanche	O
)	O
.	O
</s>
