A turn-on fluorescence sensor for cyanide from mechanochemical reactions between quantum dots and copper complexes

Carmen R. Maldonado, Angeles Touceda-Varela, Anita C. Jones, Juan C. Mareque-Rivas

Research output: Contribution to journalArticlepeer-review

Abstract

Manual grinding of CuCl2, 2,2'- bipyridine and hydrophobic CdSe QDs creates a selective and fast turn-on fluorescence sensor for detection of nanogram quantities of solid cyanide salts by the naked-eye. Using a fluorescence detector this simple sensor detects 100 ppm of NaCN in sand.

Original languageEnglish
Pages (from-to)11700-11702
Number of pages3
JournalChemical Communications
Volume47
Issue number42
DOIs
Publication statusPublished - 2011

Keywords

  • SELECTIVE CHEMOSENSOR
  • MOLECULAR RECOGNITION
  • ANION RECOGNITION
  • METAL-COMPLEXES
  • DONOR GROUPS
  • RECEPTORS
  • WATER
  • BINDING
  • PYROPHOSPHATE
  • NANOPARTICLES

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