High-Performance Organolead Halide Perovskite-Based Self-Powered Triboelectric Photodetector

  • Li Su
  • , Zhen Xuan Zhao
  • , Hua Yang Li
  • , Jian Yuan
  • , Zhong Lin Wang
  • , Guo Zhong Cao
  • , Guang Zhu

Research output: Journal PublicationArticlepeer-review

185 Citations (Scopus)

Abstract

We report a MAPbI3-based self-powered photodetector (SPPD). It has a dual sensing mechanism that relies on the joint properties of a photoelectric effect and a triboelectric effect of the perovskite material. Both the photoconductivity and the surface triboelectric density of the MAPbI3-based composite thin film are significantly altered upon solar illumination, which results in considerable reduction of the output voltage. The SPPD exhibits excellent responsivity (7.5 V W-1), rapid response time (<80 ms), great repeatability, and broad detection range that extends from UV to visible regions. This work presents a route to designing high-performance self-powered photodetectors from the aspect of materials.

Original languageEnglish
Pages (from-to)11310-11316
Number of pages7
JournalACS Nano
Volume9
Issue number11
DOIs
Publication statusPublished - 24 Nov 2015
Externally publishedYes

Free Keywords

  • organolead halide perovskite
  • photodetector
  • self-powered
  • triboelectric effect

ASJC Scopus subject areas

  • General Materials Science
  • General Engineering
  • General Physics and Astronomy

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