<s>
Cell	B-Algorithm
lists	I-Algorithm
(	O
also	O
sometimes	O
referred	O
to	O
as	O
cell	O
linked-lists	O
)	O
is	O
a	O
data	O
structure	O
in	O
molecular	O
dynamics	O
simulations	O
to	O
find	O
all	O
atom	O
pairs	O
within	O
a	O
given	O
cut-off	O
distance	O
of	O
each	O
other	O
.	O
</s>
<s>
Cell	B-Algorithm
lists	I-Algorithm
work	O
by	O
subdividing	O
the	O
simulation	O
domain	O
into	O
cells	O
with	O
an	O
edge	O
length	O
greater	O
than	O
or	O
equal	O
to	O
the	O
cut-off	O
radius	O
of	O
the	O
interaction	O
to	O
be	O
computed	O
.	O
</s>
<s>
In	O
most	O
simulations	O
,	O
periodic	B-Algorithm
boundary	I-Algorithm
conditions	I-Algorithm
are	O
used	O
to	O
avoid	O
imposing	O
artificial	O
boundary	O
conditions	O
.	O
</s>
<s>
Using	O
cell	B-Algorithm
lists	I-Algorithm
,	O
these	O
boundaries	O
can	O
be	O
implemented	O
in	O
two	O
ways	O
.	O
</s>
