Efficient quenching of a guanidinium-containing fluorescence sensor

Wayne N. George, Mark Giles, Iain McCulloch, Joachim H.G. Steinke, John C. Demello

Research output: Contribution to journalArticlepeer-review

6 Scopus citations


Quenching: A novel water-soluble guanidinium-containing phenylene-ethynylene-based fluorescence sensor (see picture) is reported with a two-fold improvement in sensitivity to electron-deficient quenchers compared to an equivalent alkoxy-substituted phenylene-ethynylene-based sensor.

Original languageEnglish (US)
Pages (from-to)765-768
Number of pages4
Issue number4
StatePublished - Mar 14 2011
Externally publishedYes


  • conjugated polymers
  • fluorescence
  • polyelectrolytes
  • quenching
  • sensors

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics
  • Physical and Theoretical Chemistry

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