POSSIBLE MODEL FOR SUSTAINED OSCILLATIONS (PULSATIONS) IN (AL,GA)AS DOUBLE-HETEROSTRUCTURE LASERS

被引:120
作者
DIXON, RW
JOYCE, WB
机构
[1] Bell Laboratories, Murray Hill
关键词
D O I
10.1109/JQE.1979.1070024
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
A model explaining the origins of sustained oscillations in (Al,Ga)As double-heterostructure lasers is proposed and plausibility arguments of its applicability are given. The model relies on saturable-absorber Q-switching to produce the pulsations, with the saturable absorption located near the ends of the laser in regions where surface recombination reduces the injectedCarrier density. The sides of the active volume, or defects which cause carrier recombination within the active volume, may also cause such pulsations according to this model. Copyright © 1979 by The Institute of Electrical and Electronics Engineers, Inc.
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收藏
页码:470 / 474
页数:5
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