WEAK SOLUTIONS TO A HYDRODYNAMIC MODEL FOR SEMICONDUCTORS AND RELAXATION TO THE DRIFT-DIFFUSION EQUATION

被引：211

作者：

MARCATI, P ^{[1
]}

NATALINI, R ^{[1
]}

机构：

[1] IST APPLICAZ CALCOLO M PICONE,I-00161 ROME,ITALY

来源：

ARCHIVE FOR RATIONAL MECHANICS AND ANALYSIS | 1995年 / 129卷 / 02期

关键词：

D O I：

10.1007/BF00379918

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

We investigate the relaxation problem for the hydrodynamic isentropic Euler-Poisson system when the momentum relaxation time tends to zero. Very sharp estimates on the solutions, independent of the relaxation time, are obtained and used to establish compactness.

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页码：129 / 145

页数：17

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