首页> 外文会议>Conference on Semiconductor Lasers and Applications; 20071112-14; Beijing(CN) >High-efficiency AlGaAs/GaAs quantum well semiconductor laser
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High-efficiency AlGaAs/GaAs quantum well semiconductor laser

机译:高效AlGaAs / GaAs量子阱半导体激光器

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摘要

The AlGaAs/GaAs double quantum well semiconductor lasers grown by molecular beam epitaxy show high external quantum efficiency and high power conversion efficiency at continuous-wave power output using an asymmetric structure. The threshold current density and slope efficiency of the device are 200A/cm~2 and 1.25W/A, respectively. The high external quantum efficiency and maximum conversion efficiency are 81% and 66%, respectively.
机译:通过分子束外延生长的AlGaAs / GaAs双量子阱半导体激光器在使用不对称结构的连续波功率输出中显示出高的外部量子效率和高的功率转换效率。器件的阈值电流密度和斜率效率分别为200A / cm〜2和1.25W / A。高外部量子效率和最大转换效率分别为81%和66%。

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