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Abstract:
利用分子束外延技术研制出了高质量InGaAs/GaAs应变量子阱材料及量子阱激光器,在室温和10K温度下,应变量子阱材料的光荧光峰值半宽分别为32meV和2.4meV,宽接触激光器的阈值电流密度低达140A/cm ̄2。脊形波导窄条形量子阱激光器的阈值电流和微分量子效率分别为15mA和0.8W/A,线性输出功率大于120mw,基横模输出功率可达100mW。InGaAs应变量子阱激光器和单模光纤进行了耦合,其组合件出纤光功率典型值为40mW,最大值可达60mW。显示出了高的基横模输出功率和高的耦合效率。其组合件在40mW下,中心发射波长在977nm,成功地研制出适于掺铒光纤放大器用的应变量子阱激光...
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Source :
北京工业大学学报
Year: 1996
Issue: 04
Page: 48-54
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 16
Affiliated Colleges: