Biexciton states in semiconductor microcavities

被引:26
作者
Baars, T [1 ]
Dasbach, G [1 ]
Bayer, M [1 ]
Forchel, A [1 ]
机构
[1] Univ Wurzburg, D-97074 Wurzburg, Germany
来源
PHYSICAL REVIEW B | 2001年 / 63卷 / 16期
关键词
D O I
10.1103/PhysRevB.63.165311
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A planar semiconductor microcavity in the strong coupling regime has been studied by spectrally resolved degenerate four wave mixing using femtosecond laser pulses. At high excitation densities, new spectral features observed besides the cavity polaritons can be uniquely identified as of biexcitonic origin. We investigate the dispersion of these features with cavity detuning. The observations are compared to several model descriptions for the interaction of the biexciton with the cavity light field.
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页数:5
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