Entropy approximation for the system of moment equations describing charge transport in semiconductors. (English) Zbl 1195.82100
Summary: The question of possibility to build additional entropy conservation law for the system of moment equations, which appear in mathematical modelling of the charge transport in semiconductors, is discussed.
MSC:
82D37 | Statistical mechanics of semiconductors |
76P05 | Rarefied gas flows, Boltzmann equation in fluid mechanics |