A highly selective, colorimetric, and fluorometric multisignaling chemosensor for Hg2+ based on poly(p-phenyleneethynylene) containing benzo[2,1,3]thiadiazole

Shu Juan Liu, Chun Fang, Oiang Zhao, Qu Li Fan, Wei Huang

Research output: Contribution to journalArticlepeer-review

52 Scopus citations

Abstract

A novel colorimetric and fluorometric chemosensor for Hg2+ detection based on poly (p-phenyleneethynylene) (PPE) containing benzo[2,l,3]thiadiazole (BDT) has been developed. A highly Hg 2+-selective fluorescence quenching property in conjunction with a visible colorimetric change from yellow to violet can be observed, which indicates that PPE-BDT can serve as a sensitive 'naked-eye' indicator for Hg2+.

Original languageEnglish
Pages (from-to)1212-1215
Number of pages4
JournalMacromolecular Rapid Communications
Volume29
Issue number14
DOIs
StatePublished - 16 Jul 2008
Externally publishedYes

Keywords

  • Conjugated polymers
  • Dual-modal
  • Mercury
  • Selectivity
  • Sensors

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