Enhanced gain and detectivity of unipolar barrier solar blind avalanche photodetector via lattice and band engineering

Qingyi Zhang; Ning Li; Tao Zhang; Dianmeng Dong; Yongtao Yang; Yuehui Wang; Zhengang Dong; Jiaying Shen; Tianhong Zhou; Yuanlin Liang; Weihua Tang; Zhenping Wu; Yang Zhang; Jianhua Hao

doi:10.1038/s41467-023-36117-8

Nature Communications (Jan 2023)

Enhanced gain and detectivity of unipolar barrier solar blind avalanche photodetector via lattice and band engineering

Qingyi Zhang,
Ning Li,
Tao Zhang,
Dianmeng Dong,
Yongtao Yang,
Yuehui Wang,
Zhengang Dong,
Jiaying Shen,
Tianhong Zhou,
Yuanlin Liang,
Weihua Tang,
Zhenping Wu,
Yang Zhang,
Jianhua Hao

Affiliations

Qingyi Zhang: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Ning Li: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Tao Zhang: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Dianmeng Dong: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Yongtao Yang: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Yuehui Wang: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Zhengang Dong: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Jiaying Shen: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Tianhong Zhou: Institute of Modern Optics & Tianjin Key Laboratory of Micro-Scale Optical Information Science and Technology, Nankai University
Yuanlin Liang: Institute of Modern Optics & Tianjin Key Laboratory of Micro-Scale Optical Information Science and Technology, Nankai University
Weihua Tang: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Zhenping Wu: State Key Laboratory of Information Photonics and Optical Communications & School of Science, Beijing University of Posts and Telecommunications
Yang Zhang: Institute of Modern Optics & Tianjin Key Laboratory of Micro-Scale Optical Information Science and Technology, Nankai University
Jianhua Hao: Department of Applied Physics, The Hong Kong Polytechnic University, Hung Hom

DOI: https://doi.org/10.1038/s41467-023-36117-8
Journal volume & issue: Vol. 14, no. 1
pp. 1 – 9

Abstract

Read online

The limited breakdown electric field and the high dark current hider the application of solar blind avalanche photodiodes. Here, Zhang et al., by lattice and band engineering, construct a unipolar barrier avalanche photodiode with suppressed dark current and reinforced reverse breakdown.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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