HOLE SPIN RELAXATION IN N-MODULATION DOPED QUANTUM-WELLS

被引:52
作者
BAYLAC, B [1 ]
AMAND, T [1 ]
MARIE, X [1 ]
DAREYS, B [1 ]
BROUSSEAU, M [1 ]
BACQUET, G [1 ]
THIERRYMIEG, V [1 ]
机构
[1] MICROSTRUCT & MICROELECTR LAB L2M,CNRS,F-92225 BAGNEUX,FRANCE
关键词
QUANTUM WELLS; SEMICONDUCTORS; SPIN DYNAMICS;
D O I
10.1016/0038-1098(94)00721-7
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The hole spin relaxation in n-modulation doped quantum wells has been investigated as a function of the laser excitation energy and excitation intensity. We demonstrate for the first time that the heavy hole spin flip time is a very strong decreasing function of these two parameters. We present a simple interpretation which assigns these dependences to the carriers temperature variation.
引用
收藏
页码:57 / 60
页数:4
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