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. 2011 Nov 14;47(42):11700-2.
doi: 10.1039/c1cc14565g. Epub 2011 Sep 26.

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

Carmen R Maldonado  1 , Angeles Touceda-Varela, Anita C Jones, Juan C Mareque-Rivas
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A turn-on fluorescence sensor for cyanide from mechanochemical reactions between quantum dots and copper complexes

Carmen R Maldonado et al. Chem Commun (Camb). .

Abstract

Manual grinding of CuCl(2), 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.

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