High-performance DUV-C Solar-Blind n-ZnO Quantum Dot/p-CuO Micro-pyramid Photodetector Arrays

Iman S. Roqan*, Norah Alwadai, Somak Mitra, Hadeel Amoudi

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The photodetector is fabricated simply by spray-coating ZnO QDs on a CuO micro-pyramid array. The p-n junction structure enhances the performance of the DUV n-ZnO/p-CuO/p-Si micro-pyramid device. The photodetector is characterized by high photo-responsivity at 244 nm (UV-C) with fast photoresponse and a cut-off at 280 nm. High self-powered photoresponse is confirmed. These high-performance solar-bind DUV photodetector arrays can be scaled up for mass production of a wide range of applications.

Original languageEnglish (US)
Title of host publication6th IEEE Electron Devices Technology and Manufacturing Conference, EDTM 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages185-187
Number of pages3
ISBN (Electronic)9781665421775
DOIs
StatePublished - 2022
Event6th IEEE Electron Devices Technology and Manufacturing Conference, EDTM 2022 - Virtual, Online, Japan
Duration: Mar 6 2022Mar 9 2022

Publication series

Name6th IEEE Electron Devices Technology and Manufacturing Conference, EDTM 2022

Conference

Conference6th IEEE Electron Devices Technology and Manufacturing Conference, EDTM 2022
Country/TerritoryJapan
CityVirtual, Online
Period03/6/2203/9/22

Keywords

  • deep UV
  • nanoparticles-based devices
  • photodiode

ASJC Scopus subject areas

  • Process Chemistry and Technology
  • Hardware and Architecture
  • Electrical and Electronic Engineering
  • Industrial and Manufacturing Engineering
  • Electronic, Optical and Magnetic Materials

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