An ultra-fast, self-powered and flexible visible-light photodetector based on graphene/Cu<sub>2</sub>O/Cu gradient heterostructures

Lujia Cong; Haitao Zhou; Mingzhu Chen; Hongbin Wang; He Chen; Jiangang Ma; Siyi Yan; Bingsheng Li; Haiyang Xu; Yichun Liu

doi:10.1039/d0tc05248e

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An ultra-fast, self-powered and flexible visible-light photodetector based on graphene/Cu₂O/Cu gradient heterostructures

Lujia Cong Haitao Zhou Mingzhu Chen Hongbin Wang He Chen Jiangang Ma Siyi Yan Bingsheng Li Haiyang Xu Yichun Liu

Year: 2021 Journal: Journal of Materials Chemistry C Vol: 9 (8)Pages: 2806-2814 Publisher: Royal Society of Chemistry

DOI: 10.1039/d0tc05248e

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Abstract

Graphene/Cu₂O/Cu flexible self-powered photodetector has high visible light detection performance. This excellent performance is attributes to the inherent built-in electric field of the Cu₂O absorption layer.

Keywords:

Photodetector Materials science Graphene Heterojunction Optoelectronics Visible spectrum Absorption (acoustics) Electric field Nanotechnology Composite material

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Copper-based nanomaterials and applications

Physical Sciences → Materials Science → Materials Chemistry

ZnO doping and properties

Physical Sciences → Materials Science → Materials Chemistry

Gas Sensing Nanomaterials and Sensors

Physical Sciences → Engineering → Electrical and Electronic Engineering

An ultra-fast, self-powered and flexible visible-light photodetector based on graphene/Cu₂O/Cu gradient heterostructures

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