EFFECT OF DC CURRENT BIAS ON SUSTAINED OSCILLATIONS IN (AL,GA)AS DOUBLE-HETEROSTRUCTURE LASERS

被引:15
作者
DIXON, RW
BEURRIER, HR
机构
[1] Bell Laboratories, Murray Hill
关键词
D O I
10.1063/1.90866
中图分类号
O59 [应用物理学];
学科分类号
摘要
Sustained oscillations in proton-bombardment-delineated stripe-geometry (Al,Ga)As double-heterostructure injection lasers are shown to be adversely influenced (enhanced) by the presence of dc current bias in the devices. The time constant for this enhancement is found to be in the range 2-5 μsec and is interpreted as being thermal in origin. A previously proposed saturable absorber model of pulsations is qualitatively consistent with these results.
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页码:560 / 562
页数:3
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