Pseudo-Hydrodynamic Approximation for Transient Computation of Energy-Transport Models in Semiconductors
TANG Shao-Qiang1 , ZHANG Da-Peng2
1 LTCS, Department of Mechanics and Engineering Science, Peking University, Beijing 100871
2 Department of Mathematics, Peking University, Beijing 100871
Pseudo-Hydrodynamic Approximation for Transient Computation of Energy-Transport Models in Semiconductors
TANG Shao-Qiang1 ;ZHANG Da-Peng2
1 LTCS, Department of Mechanics and Engineering Science, Peking University, Beijing 100871
2 Department of Mathematics, Peking University, Beijing 100871
关键词 ：
71.15.-m ,
02.30.Jr ,
02.60.Cb
Abstract ： We propose a pseudo-hydrodynamic (PHD) model that has hyperbolic principal part. It formally converges to the corresponding energy-transport model in the limit of zero momentum relaxation time. Numerical examples have demonstrated the regularization effects of the PHD model.
Key words ：
71.15.-m
02.30.Jr
02.60.Cb
出版日期: 2005-10-01
:
71.15.-m
(Methods of electronic structure calculations)
02.30.Jr
(Partial differential equations)
02.60.Cb
(Numerical simulation; solution of equations)
引用本文:
TANG Shao-Qiang;ZHANG Da-Peng. Pseudo-Hydrodynamic Approximation for Transient Computation of Energy-Transport Models in Semiconductors[J]. 中国物理快报, 2005, 22(10): 2633-2636.
链接本文:
https://cpl.iphy.ac.cn/CN/
或
https://cpl.iphy.ac.cn/CN/Y2005/V22/I10/2633
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