Optical selection rules in superlattices in the envelope-function approximation

作者：Paul H. Voisin, G. Bastard, M. Voos · 发表于：Physical review. B, Condensed matter · 年份：1984 · DOI：10.1103/physrevb.29.935 · 被引用次数：102 · 研究领域：Semiconductor Quantum Structures and Devices、Advanced Semiconductor Detectors and Materials、Spectroscopy and Laser Applications

We show that the symmetry properties of the Bloch envelope functions in a superlattice influence considerably the absorption and emission line shapes associated with interband transitions. Absolute values of the absorption coefficients in superlattices are also discussed.