• 文献标题:   Short-wavelength ultraviolet dosimeters based on DNA nanostructure-modified graphene field-effect transistors
  • 文献类型:   Article
  • 作  者:   AI ZL, WANG LQ, GUO QY, KONG DR, WU YE, LIU YQ, WEI DC
  • 作者关键词:  
  • 出版物名称:   CHEMICAL COMMUNICATIONS
  • ISSN:   1359-7345 EI 1364-548X
  • 通讯作者地址:  
  • 被引频次:   4
  • DOI:   10.1039/d1cc01851e EA APR 2021
  • 出版年:   2021

▎ 摘  要

Direct and sensitive short-wavelength ultraviolet (UVC) dosimeters could provide a safer disinfection environment against viruses. We developed direct, quantitative, specific and highly sensitive UVC dosimeters based on DNA nanostructure-modified graphene field-effect transistors. Detectable doses of the dosimeters range from 0.005 to 6 kJ m(-2) and such dosimeters have at least 5 times better sensitivity than the current direct UV dosimeters.