GAIN AND DYNAMICS IN ZNSE-BASED QUANTUM-WELLS

被引:19
作者
DING, J
HAGEROTT, M
KELKAR, P
NURMIKKO, AV
GRILLO, DC
HE, L
HAN, J
GUNSHOR, RL
机构
[1] BROWN UNIV,DEPT PHYS,PROVIDENCE,RI 02912
[2] PURDUE UNIV,SCH ELECT ENGN,W LAFAYETTE,IN 47907
基金
美国国家科学基金会;
关键词
D O I
10.1016/0022-0248(94)90897-4
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
Gain spectroscopy and population dynamics are investigated in ZnCdSe/ZnSSe/ZnMgSSe separate confinement heterostructure (SCH) diode lasers. Both steady state and time-resolved methods are applied to characterize the dense electron-hole pair gas in the ZnCdSe active quantum well (QW) region from 77 K to room temperature. Effects due to the carrier interaction with optical phonons and electron-hole Coulomb effects are discussed. A direct measurement of the carrier lifetime at pair densities under typical laser conditions has also been obtained.
引用
收藏
页码:719 / 726
页数:8
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