Janus gas: Reversible redox transition of Sarin enables its selective detection by an ethanol modified nanoporous SnO2 chemiresistor

  • Zhengfei Dai
  • , Guotao Duan
  • , Zhenxing Cheng
  • , Lei Xu
  • , Tie Li
  • , Guangqiang Liu
  • , Hongwen Zhang
  • , Yue Li
  • , Weiping Cai

Research output: Contribution to journalArticlepeer-review

39 Scopus citations

Abstract

A reversible janus gas redox transition was discovered in the trace Sarin sensing process using an ethanol-aged nanoporous SnO2 micro-chemiresistor, which was reliable to realize the identification of Sarin from other gases and even its simulant. This sensor also endows a rather low detection threshold of 6 ppb to Sarin.

Original languageEnglish
Pages (from-to)8193-8196
Number of pages4
JournalChemical Communications
Volume51
Issue number38
DOIs
StatePublished - 11 May 2015
Externally publishedYes

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