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A film luminescent nanosensor based on a quantum dot-organic molecule complex

  • A. O. Orlova
  • , V. G. Maslov
  • , Yu A. Toporova
  • , E. V. Ushakova
  • , A. V. Fedorov
  • , M. V. Artem'ev
  • , A. V. Baranov*
  • *Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

A dissociative luminescent sensor for Ni2+, Co2+, and H+ ions in water solutions has been developed. This sensor is a complex made up of luminescent semiconductor hydrophobic CdSe/ZnS quantum dots (QDs) with azo-dye l-(2-pyridylazo)-2-naphthol (PAN). The luminescent properties of these complexes are investigated in organic solutions and in polymer matrixes. It is shown that the QD/PAN complex can be used for the quantitative luminescent analysis of Ni2+, Co2+, and H+ ions in water solutions with a significantly higher sensitivity than that of the traditional colorimetric methods of analysis. © 2010 Pleiades Publishing, Ltd.
Original languageEnglish
Pages (from-to)49-57
JournalNanotechnologies in Russia
Volume5
Issue number1-2
DOIs
Publication statusPublished - Feb 2010
Externally publishedYes

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