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Conferences > ACPC > 2021 > T4A > T4A.231

A Novel High-Speed Dual-Absorption Photodetector with Microstructure

Jiawei Du, Yongqing Huang, Ren Ren, Xiaofeng Duan, Kai Liu, Yisu Yang, and Xiaomin Ren

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Abstract

A dual-absorption photodetector with a cylindrical hole in the top photodiode is proposed. Compared with the traditional mesa-structure dual-absorption photodetector, the novel photodetector can increase the 3dB bandwidth by 37.7% with responsivity of 0.642 A/W.

© 2021 The Author(s)

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