中国激光, 2018, 45 (8): 0801006, 网络出版: 2018-08-11
高性能976 nm宽条半导体激光芯片 下载: 1087次
976 nm Wide-Stripe Semiconductor Laser with High-Performance
图 & 表
图 1. 双非对称结构的波导结构(黑线)以及对应的模场分布(蓝线)
Fig. 1. Double-asymmetric waveguide (black line) and simulated intensity distribution (blue line)
图 3. (a)工作电流、(b)电光转换效率与腔长、AR膜反射率的关系
Fig. 3. Relationship between (a) operation current or (b) WPE and cavity length and AR-reflectivity
图 4. 以持续电流方式测得的功率-电流和效率-电流特性曲线。(a) 20 ℃;(b) 40 ℃
Fig. 4. Power-current curves and efficiency-current curves obtained by CW. (a) 20 ℃; (b) 40 ℃
图 5. 慢轴发散角(95%功率)随电流的变化
Fig. 5. Variation of slow-axis divergence angle (95% power) with CW current
图 6. 9个器件在40 ℃和15 A连续电流下老化的功率-时间曲线
Fig. 6. Power-time curves of nine devices in aging-test under the conditions of 40 ℃ and continuous current of 15 A
表 1976 nm外延主要材料的结构
Table1. Structure of 976 nm epitaxial material
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胡海, 仇伯仓, 何晋国, 汪卫敏, 赵楚中, 刘文斌, 邝朗醒, 白雪. 高性能976 nm宽条半导体激光芯片[J]. 中国激光, 2018, 45(8): 0801006. Hu Hai, Qiu Bocang, He Jinguo, Wang Weimin, Zhao Chuzhong, Liu Wenbin, Kuang Langxing, Bai Xue. 976 nm Wide-Stripe Semiconductor Laser with High-Performance[J]. Chinese Journal of Lasers, 2018, 45(8): 0801006.