介绍了InAs/GaAs量子点激光器的材料生长,器件制备及其光学特性的研究.器件为条宽100μm,腔长1600μm未镀膜激器.室温阈值电流密度为221A/cm2,激射波长为1.08μm,连续波工作最大光功率输出为2.74W(双面),外微分效率为88%,经50oC,1000h老化,仍有>1.2W的光功率输出.
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