EFFECTIVE BAND HAMILTONIAN IN SEMICONDUCTOR QUANTUM-WELLS

被引:5
|
作者
ELCI, A
机构
[1] Phillips Laboratory-LIDA, Kirtland Air Force Base, Albuquerque
关键词
D O I
10.1103/PhysRevB.49.7432
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The Luttinger-Kohn canonical transformations are used to derive the effective band Hamiltonian for a quantum well. The transformations produce 8-function potentials in the effective-mass approximation. The boundary conditions on envelope functions, obtained from this effective Hamiltonian, differ from the BenDaniel-Duke ansatz. The effective Hamiltonian depends on the electronic coherence length. It also has a velocity-dependent term that is proportional to the sum of band lineup energies.
引用
收藏
页码:7432 / 7442
页数:11
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