EXCITONIC GAIN AND STIMULATED-EMISSION IN ZNSE-BASED QUANTUM-WELLS UP TO ROOM-TEMPERATURE

被引:28
作者
DING, J
JEON, H
ISHIHARA, T
NURMIKKO, AV
LUO, H
SAMARTH, N
FURDYNA, J
机构
[1] BROWN UNIV,DEPT PHYS,PROVIDENCE,RI 02912
[2] UNIV NOTRE DAME,DEPT PHYS,NOTRE DAME,IN 46556
关键词
D O I
10.1016/0039-6028(92)91211-S
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
By employing both steady state and picosecond excitation spectroscopically, we show that the origin of gain and laser action in optically pumped (Zn, Cd)Se/ZnSe quantum wells in the blue-green is of excitonic nature. Among other observations we find that stimulated emission readily occurs when excitation takes place resonantly into the n = 1 HH exciton absorption line.
引用
收藏
页码:616 / 622
页数:7
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