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Conferences > ACPC > 2021 > T4A > T4A.205

Silicon-Graphene Heterojunction Waveguide Photodetector with a 3dB-bandwidth of >14 GHz

Chaoyue Liu, Jingshu Guo, Laiwen Yu, Yuluan Xiang, and Daoxin Dai

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Abstract

We propose and demonstrate a silicon-graphene heterojunction photodetector with a 100-nm-thick silicon core. The measured 3-dB bandwidth of >14 GHz at 1570 nm and the normalized photocurrent-to-dark-current ratio (NPDR) of 340 mW-1 are obtained.

© 2021 The Author(s)

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