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Abstract:
基于微光学技术设计得到了偏振稳定垂直腔面发射激光器结构,将亚波长光栅结构集成在上分布布拉格反射镜表面,光栅周期小于材料中光波长,透射波和反射波中仅包含零级衍射,避免了高级次衍射造成的损耗.集成光栅后不同偏振方向光阈值增益不同,从而实现偏振控制.实验结果显示,集成亚波长光栅结构后,整个激射过程中偏振方向被固定在平行于光栅槽方向上,获得偏振稳定激光输出,正交偏振抑制比大于12dB,且阈值电流仅增大7.14%.
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Source :
物理学报
ISSN: 1000-3290
Year: 2012
Issue: 18
Volume: 61
Page: 188-193
1 . 0 0 0
JCR@2022
ESI Discipline: PHYSICS;
JCR Journal Grade:3
CAS Journal Grade:4
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 14
Chinese Cited Count:
30 Days PV: 9
Affiliated Colleges: