光学学报, 2018, 38 (10): 1014001, 网络出版: 2019-05-09
外延叠层多有源区激光器的结构优化设计 下载: 939次
Optimization Design of Epitaxially-Stacked Multiple-Active-Region Lasers
图 & 表
图 1. 外延叠层三有源区激光器外延结构示意图
Fig. 1. Schematic of three-active-region lasers based on epitaxially-stacked structure
图 2. 双有源区激光器的折射率及其基模、一阶模式分布
Fig. 2. Refractive index, fundamental mode and the first mode distribution of double-active-region lasers
图 3. 三有源区激光器每个发光区的折射率、基模近场光场、掺杂浓度及自由载流子吸收损耗分布
Fig. 3. Refractive index profile, near-field optical intensity of fundamental mode, doping concentration and free carrier absorption loss distribution in each region of three-active-region lasers
图 4. 三有源区激光器计算和实测的远场发散角示意图
Fig. 4. Diagram of the far-field divergence patterns of calculated and measured three-active-region lasers
图 5. 三有源区和单发光区结构激光器在脉冲条件下(150 ns,6.67 kHz)的典型P-I曲线(内嵌图为脉冲激光信号)
Fig. 5. Typical P-I characteristics of laser diodes adopting epitaxially-stacked structure with 3 emitters and traditional structure with a single emitter in a pulsed mode (150 ns, 6.67 kHz), embedded diagram of the upper left corner shows the detected pulsed laser optical power signal
侯继达, 熊聪, 祁琼, 刘素平, 马骁宇. 外延叠层多有源区激光器的结构优化设计[J]. 光学学报, 2018, 38(10): 1014001. Jida Hou, Cong Xiong, Qiong Qi, Suping Liu, Xiaoyu Ma. Optimization Design of Epitaxially-Stacked Multiple-Active-Region Lasers[J]. Acta Optica Sinica, 2018, 38(10): 1014001.