<s>
The	O
Nosé	B-Algorithm
–	I-Algorithm
Hoover	I-Algorithm
thermostat	I-Algorithm
is	O
a	O
deterministic	O
algorithm	O
for	O
constant-temperature	O
molecular	O
dynamics	O
simulations	O
.	O
</s>
<s>
Although	O
the	O
heat	O
bath	O
of	O
Nosé	B-Algorithm
–	I-Algorithm
Hoover	I-Algorithm
thermostat	I-Algorithm
consists	O
of	O
only	O
one	O
imaginary	O
particle	O
,	O
simulation	O
systems	O
achieve	O
realistic	O
constant-temperature	O
condition	O
(	O
canonical	O
ensemble	O
)	O
.	O
</s>
<s>
Therefore	O
,	O
the	O
Nosé	B-Algorithm
–	I-Algorithm
Hoover	I-Algorithm
thermostat	I-Algorithm
has	O
been	O
commonly	O
used	O
as	O
one	O
of	O
the	O
most	O
accurate	O
and	O
efficient	O
methods	O
for	O
constant-temperature	O
molecular	O
dynamics	O
simulations	O
.	O
</s>
<s>
Popular	O
techniques	O
to	O
control	O
temperature	O
include	O
velocity	O
rescaling	O
,	O
the	O
Andersen	O
thermostat	O
,	O
the	O
Nosé	B-Algorithm
–	I-Algorithm
Hoover	I-Algorithm
thermostat	I-Algorithm
,	O
Nosé	O
–	O
Hoover	O
chains	O
,	O
the	O
Berendsen	B-Algorithm
thermostat	I-Algorithm
and	O
Langevin	O
dynamics	O
.	O
</s>
<s>
Hoover	O
(	O
1985	O
)	O
used	O
the	O
phase-space	O
continuity	O
equation	O
,	O
a	O
generalized	O
Liouville	O
equation	O
,	O
to	O
establish	O
what	O
is	O
now	O
known	O
as	O
the	O
Nosé	B-Algorithm
–	I-Algorithm
Hoover	I-Algorithm
thermostat	I-Algorithm
.	O
</s>
