Binding of Pentachloroiridite to Plasma Polymerized Vinylpyridine Films and Electrocatalytic Oxidation of Ascorbic Acid

Abstract

Coordination of (IrCl5(acetonato)) minus 2 values in acetone/ methylene chloride to a film of vinyl-pyridine RF plasma polymerized on a carbon electrode results in an electrode surface wave at +0.40 volt vs. S.C.E. in 1 M H2SO4. This potential is more negative than expected for -PyIrCl5 minus 2 values coordination. Charge transport in the film is very fast and the film catalyzes the oxidation of ascorbic acid at a diffusion controlled rate. The film electrochemistry is sensitive to the choice of supporting electrolyte cation but not anion. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Dec 21, 1981
Accession Number
ADA109475

Entities

People

  • J. Facci
  • Royce W. Murray

Organizations

  • University of North Carolina at Chapel Hill

Tags

Communities of Interest

  • Advanced Electronics
  • Air Platforms
  • C4I
  • Weapons Technologies

DTIC Thesaurus Topics

  • Aqueous Solutions
  • Catalysis
  • Chemical Synthesis
  • Chemistry
  • Chlorides
  • Electrochemistry
  • Equations
  • Films
  • Jet Propulsion
  • Materials
  • Materials Science
  • Military Research
  • New York
  • North Carolina
  • Polymeric Films
  • United States
  • Universities

Fields of Study

  • Chemistry

Readers

  • Analytical Chemistry
  • Electrochemical Surface Science
  • Thin Film Deposition Science.