Narrow-Linewidth GaN-on-Si Laser Diode with Slot Gratings

This letter reports room-temperature electrically pumped narrow-linewidth GaN-on-Si laser diodes. Unlike conventional distributed Bragg feedback laser diodes with hundreds of gratings, we employed only a few precisely defined slot gratings to narrow the linewidth and mitigate the negative effects of...

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Bibliographic Details
Main Authors: Yongjun Tang, Meixin Feng, Jianxun Liu, Shizhao Fan, Xiujian Sun, Qian Sun, Shuming Zhang, Tong Liu, Yaping Kong, Zengli Huang, Masao Ikeda, Hui Yang
Format: article
Language:EN
Published: MDPI AG 2021
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Online Access:https://doaj.org/article/4401b53a28884d50945985ada81b4654
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