Demonstration of High Performance Single-Mode Surface-Emitting DFB Lasers

Can Liu, Nanguo Li,Pengfei Zhang,Minwen Xiang,Bao Tang,Qiaoyin Lu,John F. Donegan,Weihua Guo

2023 Conference on Lasers and Electro-Optics (CLEO)（2023）

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摘要

We present a novel single-mode surface-emitting DFB laser based on surface gratings. The fabricated laser demonstrated the threshold current of about 2mA, SMSR >40dB, relaxation oscillation frequency ~ 17GHz, and divergence angle of 26×°21°.

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关键词

current 2.0 mA,fabricated laser,frequency 17.0 GHz,high performance single-mode surface-emitting DFB,noise figure 40.0 dB,novel single-mode surface-emitting DFB laser,surface gratings

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