<s>
Archimedes	O
is	O
free	B-Application
software	I-Application
and	O
thus	O
it	O
can	O
be	O
copied	O
,	O
modified	O
and	O
redistributed	O
under	O
GPL	B-License
.	O
</s>
<s>
Archimedes	O
uses	O
the	O
Ensemble	B-Application
Monte	I-Application
Carlo	I-Application
method	O
and	O
is	O
able	O
to	O
simulate	O
physics	O
effects	O
and	O
transport	O
for	O
electrons	O
and	O
heavy	O
holes	O
in	O
Silicon	O
,	O
Germanium	O
,	O
GaAs	O
,	O
InSb	O
,	O
AlSb	O
,	O
AlAs	O
,	O
AlxInxSb	O
,	O
AlxIn(1-x )	O
Sb	O
,	O
AlP	O
,	O
AlSb	O
,	O
GaP	O
,	O
GaSb	O
,	O
InP	O
and	O
their	O
compounds	O
(	O
III-V	O
semiconductor	O
materials	O
)	O
,	O
along	O
with	O
Silicon	O
Oxide	O
.	O
</s>
<s>
The	B-Application
GNU	I-Application
project	I-Application
has	O
announced	O
in	O
May	O
2012	O
that	O
the	O
software	O
package	O
Aeneas	O
will	O
be	O
substituted	O
by	O
Archimedes	O
,	O
making	O
this	O
one	O
the	O
GNU	O
package	O
for	O
Monte	B-Application
Carlo	I-Application
semiconductor	O
devices	O
simulations	O
.	O
</s>
<s>
Archimedes	O
is	O
the	O
GNU	O
package	O
for	O
semiconductor	O
device	O
simulations	O
that	O
has	O
been	O
released	O
for	O
the	O
first	O
time	O
on	O
2005	O
under	O
GPL	B-License
.	O
</s>
<s>
It	O
is	O
a	O
Free	B-Application
software	I-Application
and	O
thus	O
it	O
can	O
be	O
copied	O
,	O
modified	O
and	O
redistributed	O
under	O
GPL	B-License
.	O
</s>
<s>
In	O
a	O
next-future	O
version	O
Archimedes	O
will	O
also	O
be	O
able	O
to	O
simulate	O
nanodevices	O
,	O
using	O
the	O
Wigner	O
Monte	B-Application
Carlo	I-Application
formalism	O
(	O
an	O
experimental	O
release	O
can	O
be	O
found	O
at	O
)	O
.	O
</s>
<s>
The	O
Ensemble	B-Application
Monte	I-Application
Carlo	I-Application
method	O
is	O
the	O
method	O
that	O
Archimedes	O
uses	O
to	O
simulate	O
and	O
predict	O
the	O
behavior	O
of	O
a	O
devices	O
.	O
</s>
<s>
Being	O
the	O
Monte	B-Application
Carlo	I-Application
very	O
stable	O
and	O
reliable	O
,	O
Archimedes	O
can	O
be	O
used	O
to	O
know	O
the	O
characteristics	O
of	O
a	O
device	O
even	O
before	O
this	O
last	O
is	O
built	O
.	O
</s>
<s>
The	O
deterministic	O
method	O
solution	O
is	O
based	O
on	O
a	O
grid-based	O
numerical	O
method	O
such	O
as	O
the	O
spherical	O
harmonics	O
approach	O
,	O
whereas	O
the	O
Monte	B-Application
Carlo	I-Application
is	O
the	O
stochastic	O
approach	O
used	O
to	O
solve	O
the	O
BTE	O
.	O
</s>
<s>
The	O
semiclassical	O
Monte	B-Algorithm
Carlo	I-Algorithm
method	I-Algorithm
is	O
a	O
statistical	O
method	O
used	O
to	O
yield	O
exact	O
solution	O
to	O
the	O
Boltzmann	O
transport	O
equation	O
which	O
includes	O
complex	O
band	O
structure	O
and	O
scattering	O
processes	O
.	O
</s>
<s>
The	O
Monte	B-Algorithm
Carlo	I-Algorithm
model	I-Algorithm
in	O
essence	O
tracks	O
the	O
particle	O
trajectory	O
at	O
each	O
free	O
flight	O
and	O
chooses	O
a	O
corresponding	O
scattering	O
mechanism	O
stochastically	O
.	O
</s>
<s>
Two	O
of	O
the	O
great	O
advantages	O
of	O
semiclassical	O
Monte	B-Application
Carlo	I-Application
are	O
its	O
capability	O
to	O
provide	O
accurate	O
quantum	O
mechanical	O
treatment	O
of	O
various	O
distinct	O
scattering	O
mechanisms	O
within	O
the	O
scattering	O
terms	O
,	O
and	O
the	O
absence	O
of	O
assumption	O
about	O
the	O
form	O
of	O
carrier	O
distribution	O
in	O
energy	O
or	O
k-space	O
.	O
</s>
