ANOMALOUS TEMPORAL RESPONSE OF GAIN GUIDED SURFACE EMITTING LASERS

被引:66
作者
DUTTA, NK
TU, LW
HASNAIN, G
ZYDZIK, G
WANG, YH
CHO, AY
机构
[1] AT&T Bell Laboratories, New Jersey 07974, Murray Hill
关键词
LASERS; SEMICONDUCTOR LASERS; PULSE GENERATION;
D O I
10.1049/el:19910135
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Under pulsed operation, gain guided surface emitting lasers have exhibited long delay times and higher threshold current than for CW operation. This phenomenon is explained by assuming that adiabatic heating of the active region results in time evolution of the transverse mode guiding. Our theory suggests that a built in index guiding greater than 10(-2) will stabilise the fundamental mode and improve the temporal performance of surface emitting lasers.
引用
收藏
页码:208 / 210
页数:3
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