Photonic transduction of a three-state electronic memory and of electrochemical sensing of NADH by using surface plasmon resonance spectroscopy

Oleg A. Raitman, Eugenii Katz, Itamar Willner*, Vladimir I. Chegel, Galina V. Popova

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

35 Scopus citations

Abstract

A prussian-blue thin film assembled on an Au electrode yields an optoelectronic three-state switching system for the photonic transduction of electrical signals, and a sensing device for the electrocatalyzed oxidation of NADH, using surface plasmon resonance (SPR) spectroscopy. The SPR spectra measured for the modified Au surface are shown for different potentials and the generation of the different redox states of the prussian-blue film: -0.2 V = fully reduced, 0.3 V = semi-oxidized, 0.9 V = fully oxidized.

Original languageEnglish
Pages (from-to)3649-3652
Number of pages4
JournalAngewandte Chemie - International Edition
Volume40
Issue number19
DOIs
StatePublished - 1 Oct 2001

Keywords

  • Electrochemistry
  • Molecular switches
  • Optoelectronics
  • Prussian blue
  • Sensors
  • Surface plasmon resonance

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