A TOPOLOGICAL THEORY OF DOMAIN VELOCITY IN SEMICONDUCTORS

被引:16
作者
GUNN, JB
机构
关键词
D O I
10.1147/rd.135.0591
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
Theory is given for velocity of free, steadily traveling domain of high electric field in semiconductor exhibiting negative differential conductivity; explicit results are derived for cases for which domain behavior is dominated either by (electric-field dependent) diffusion of electron, or by rate of transfer of electrons between states having different mobilities; solution for electric-field distribution has required properties only if system of differential equations involved possesses singular points with special topological properties.
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页码:591 / &
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