GENERAL-APPROACH TO THE ENVELOPE-FUNCTION APPROXIMATION BASED ON A QUADRATURE METHOD

被引:152
作者
WINKLER, R
ROSSLER, U
机构
[1] Institut für Theoretische Physik, Universität Regensburg
关键词
D O I
10.1103/PhysRevB.48.8918
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A new concept for solving the set of coupled equations of a multicomponent envelope-function problem is presented which is based on a quadrature method for the integral equations in momentum space. It is applicable to quite general k . p Hamiltonians, considers the boundary conditions at interfaces in a natural way, and avoids automatically any spurious solutions. The flexibility and potential of the method are demonstrated by a few selected examples.
引用
收藏
页码:8918 / 8927
页数:10
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