基于双凹型波导层的深紫外激光二极管辐射复合特性

IF 0.9 4区物理与天体物理 Q4 ENGINEERING, ELECTRICAL & ELECTRONIC 激光与光电子学进展 Pub Date : 2023-01-01 DOI:10.3788/lop221705

许愿 Xu Yuan, 魏士钦 Wei Shiqin, 张鹏飞 Zhang Pengfei, 王瑶 Wang Yao, 王芳 Wang Fang, 刘玉怀 Liu Yuhuai

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引用次数: 0

摘要

本文提出利用双凹波导层来改善深紫外（DUV）激光二极管（LDs）的辐射复合特性。利用Crosslight软件对四种不同的波导层结构进行了仿真研究。结果表明，双凹下波导层的引入提高了空穴的有效势垒高度，有效地抑制了空穴从多量子阱（MQW）区的泄漏，增加了MQW区载流子的浓度。优化后的结构辐射复合率显著提升，具有更好的P-I特性和光学约束因子，为提高DUV LDs的性能提供了一个有效的解决方案。

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来源期刊

激光与光电子学进展 Multiple-

CiteScore

1.60

自引率

50.00%

发文量

18006

期刊介绍： Laser & Optoelectronics Progress, the first laser and optoelectronics journal published in China. The main columns include general, lasers and laser optics, fiber optics and optical communications, optical design and fabrication, materials, image processing, imaging systems, optical devices, remote sensing and sensors, atmospheric optics and oceanic optics, diffraction and gratings, atomic and molecular physics, detectors, thin films, ultrafast optics, etc. The journal is included in ESCI, INSPEC, Scopus, CSCD, Chinese Core Journals, Chinese Science and Technology Core Journals, and T2 level of the Classified Catalogue of High Quality Science and Technology Journals in Optical Engineering and Optical Fields, and other databases.

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