Excitonic and biexcitonic effects in the coherent optical response of semiconductor quantum dots

被引:7
|
作者
Hohenester, U
Rossi, F
Molinari, E
机构
[1] Univ Modena, Ist Nazl Fis Mat, I-41100 Modena, Italy
[2] Univ Modena, Dipartimento Fis, I-41100 Modena, Italy
[3] Politecn Torino, Dipartimento Fis, I-10129 Turin, Italy
关键词
quantum dots; exciton-exciton interaction;
D O I
10.1016/S0921-4526(99)00231-8
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
We analyze few-particle effects in the coherent optical spectra of semiconductor quantum dots using a density-matrix approach that explicitly accounts for exciton-exciton interactions. A consistent description of additional peaks appearing at high photoexcitation density is given. (C) 1999 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:1 / 4
页数:4
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