Performance Enhanced Multicolor Quantum Grid Infrared Photodetector with Graphene/GaAs Heterojunction

Bor-Wei Liang; Chiu-Chang Huang; Kuang-Ju Kao; Yann-Wen Lan; Chieh-Hsiung Kuan

doi:10.1364/CLEO_AT.2020.AF3I.6

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2020),
paper AF3I.6
•https://doi.org/10.1364/CLEO_AT.2020.AF3I.6

Performance Enhanced Multicolor Quantum Grid Infrared Photodetector with Graphene/GaAs Heterojunction

Bor-Wei Liang, Chiu-Chang Huang, Kuang-Ju Kao, Yann-Wen Lan, and Chieh-Hsiung Kuan

CLEO: Applications and Technology 2020

Washington, DC United States
10–15 May 2020
ISBN: 978-1-943580-76-7

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Semiconductor Devices for Targeted Photonic Applications (AF3I)

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B. Liang, C. Huang, K. Kao, Y. Lan, and C. Kuan, "Performance Enhanced Multicolor Quantum Grid Infrared Photodetector with Graphene/GaAs Heterojunction," in Conference on Lasers and Electro-Optics, OSA Technical Digest (Optica Publishing Group, 2020), paper AF3I.6.

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Abstract

We have demonstrated a performance enhanced multicolor quantum grid infrared photodetector (QGIP) through graphene overlaying. The responsivity and the detectivity are improved due to the photoelectrons extra-generated at the Graphene-GaAs interface contribute to the photocurrent.

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