QUANTUM-THEORY OF QUANTUM-WELL POLARITONS IN SEMICONDUCTOR MICROCAVITIES

被引:109
作者
SAVONA, V [1 ]
HRADIL, Z [1 ]
QUATTROPANI, A [1 ]
SCHWENDIMANN, P [1 ]
机构
[1] DEF PROCUREMENT & TECHNOL AGCY,DIV SYST ANAL,CH-3003 BERN,SWITZERLAND
来源
PHYSICAL REVIEW B | 1994年 / 49卷 / 13期
关键词
D O I
10.1103/PhysRevB.49.8774
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The polariton Hamiltonian for a quantum well embedded in a cavity of finite width is derived. The exciton-light interaction is formulated in second quantization and the photon self-interaction term A2 is included. The importance of the A2 term turns out to be relevant in the case of large values of the cavity width. By solving the equation of motion the dispersion relations for upper and lower polaritons are found. A comparison is made with existing measurements of polariton absorption peaks. The limit of infinite cavity width is carried out and the known results for a quantum well in an infinite medium are recovered.
引用
收藏
页码:8774 / 8779
页数:6
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