Coherent and incoherent phonon processes in artificial atoms

被引:69
作者
Jacak, L
Machnikowski, P
Krasnyj, J
Zoller, P
机构
[1] Wroclaw Univ Technol, Inst Phys, PL-50370 Wroclaw, Poland
[2] Univ Opole, Inst Math, PL-45051 Opole, Poland
[3] Univ Innsbruck, Inst Theoret Phys, A-6020 Innsbruck, Austria
关键词
D O I
10.1140/epjd/e2003-00020-2
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Carrier-phonon interaction in semiconductor quantum dots leads to three classes of phenomena: coherent effects (spectrum reconstruction) due to the nearly-dispersionless LO phonons, incoherent effects (transitions) induced by acoustical phonons and dressing phenomena, related to non-adiabatic, sub-picosecond excitation. Polaron spectra, relaxation times and dressing-related decoherence rates are calculated, in accordance with experiment.
引用
收藏
页码:319 / 331
页数:13
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