ASYMPTOTICALLY EXACT DIFFUSIVE BOUNDARY-CONDITIONS IN LINEAR KINETIC-THEORY

被引:3
|
作者
MALVAGI, F
SAMMARTINO, M
POMRANING, GC
机构
[1] School of Engineering and Applied Science, University of California-Los Angeles, Los Angeles
关键词
D O I
10.1063/1.529583
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In a recent article in this journal, asymptotic considerations were used to define appropriate boundary conditions for diffusive approximations to linear kinetic equations. A variational treatment was invoked to carry out the details of the analysis. Here these details are carried out exactly, and it is shown that the earlier variational results are accurate to a few percent.
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页码:2639 / 2647
页数:9
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