RAREFIED GAS DYNAMICS AND ITS APPLICATIONS TO VACUUM ...
RAREFIED GAS DYNAMICS AND ITS APPLICATIONS TO VACUUM ...
RAREFIED GAS DYNAMICS AND ITS APPLICATIONS TO VACUUM ...
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Kinetic equations<br />
Till now, a numerical solution of the exact Boltz.Eq.<br />
requires great computational efforts<br />
BGK model<br />
S model<br />
Q(ff∗) = ν<br />
<br />
f M<br />
Q(ff∗) = ν f M − f <br />
<br />
1 +<br />
2m(q · V)<br />
15n(kT ) 2<br />
mV 2<br />
2kT<br />
<br />
5<br />
−<br />
2<br />
<br />
− f<br />
Felix Sharipov – p. 10