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长波长QDVCSELs中的应变补偿理论

DOI: 10.13190/jbupt.201006.84.158, PP. 84-87

Keywords: 应变补偿,量子点,垂直腔面发射激光器

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Abstract:

从理论角度定量地研究了量子点垂直腔表面发射激光器(QDVCSELs)中GaNAs应变补偿层对InAs/GaAs量子点阵列生长质量的改善作用,得出了不同补偿浓度和补偿位置对补偿效果影响的规律,得到了确定最佳补偿参数的途径.为长波长(12~16μm)QDVCSELs中量子点有源区的制备提供了理论指导.

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