The Redox Chemistry of Ruthenium Dioxide: A Cyclic Voltammetry Study—Review and Revision

By cyclic voltammetry at high scan rates, the electrochemical properties of RuO2 in acidic and alkaline solutions were investigated in detail. Thirteen current peaks can be distinguished in sulfuric acid and sodium hydroxide. With respect to the pH sensitivity of RuO2 electrodes, we considered charg...

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Main Authors: Sebastian Chalupczok, Peter Kurzweil, Helmut Hartmann, Christian Schell
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:International Journal of Electrochemistry
Online Access:http://dx.doi.org/10.1155/2018/1273768
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author Sebastian Chalupczok
Peter Kurzweil
Helmut Hartmann
Christian Schell
author_facet Sebastian Chalupczok
Peter Kurzweil
Helmut Hartmann
Christian Schell
author_sort Sebastian Chalupczok
collection DOAJ
description By cyclic voltammetry at high scan rates, the electrochemical properties of RuO2 in acidic and alkaline solutions were investigated in detail. Thirteen current peaks can be distinguished in sulfuric acid and sodium hydroxide. With respect to the pH sensitivity of RuO2 electrodes, we considered charge calculations, peak currents, and apparent diffusion coefficients. The nature of the Ru(II) oxidation was clarified by Ru(I)−Ru(III) species.
format Article
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institution Kabale University
issn 2090-3529
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language English
publishDate 2018-01-01
publisher Wiley
record_format Article
series International Journal of Electrochemistry
spelling doaj-art-40897ec2880946589a48bf5eba8b73a42025-02-03T06:06:22ZengWileyInternational Journal of Electrochemistry2090-35292090-35372018-01-01201810.1155/2018/12737681273768The Redox Chemistry of Ruthenium Dioxide: A Cyclic Voltammetry Study—Review and RevisionSebastian Chalupczok0Peter Kurzweil1Helmut Hartmann2Christian Schell3University of Applied Sciences, Kaiser-Wilhelm-Ring 23, 92224 Amberg, GermanyUniversity of Applied Sciences, Kaiser-Wilhelm-Ring 23, 92224 Amberg, GermanyUniversity of Applied Sciences, Kaiser-Wilhelm-Ring 23, 92224 Amberg, GermanyUniversity of Applied Sciences, Kaiser-Wilhelm-Ring 23, 92224 Amberg, GermanyBy cyclic voltammetry at high scan rates, the electrochemical properties of RuO2 in acidic and alkaline solutions were investigated in detail. Thirteen current peaks can be distinguished in sulfuric acid and sodium hydroxide. With respect to the pH sensitivity of RuO2 electrodes, we considered charge calculations, peak currents, and apparent diffusion coefficients. The nature of the Ru(II) oxidation was clarified by Ru(I)−Ru(III) species.http://dx.doi.org/10.1155/2018/1273768
spellingShingle Sebastian Chalupczok
Peter Kurzweil
Helmut Hartmann
Christian Schell
The Redox Chemistry of Ruthenium Dioxide: A Cyclic Voltammetry Study—Review and Revision
International Journal of Electrochemistry
title The Redox Chemistry of Ruthenium Dioxide: A Cyclic Voltammetry Study—Review and Revision
title_full The Redox Chemistry of Ruthenium Dioxide: A Cyclic Voltammetry Study—Review and Revision
title_fullStr The Redox Chemistry of Ruthenium Dioxide: A Cyclic Voltammetry Study—Review and Revision
title_full_unstemmed The Redox Chemistry of Ruthenium Dioxide: A Cyclic Voltammetry Study—Review and Revision
title_short The Redox Chemistry of Ruthenium Dioxide: A Cyclic Voltammetry Study—Review and Revision
title_sort redox chemistry of ruthenium dioxide a cyclic voltammetry study review and revision
url http://dx.doi.org/10.1155/2018/1273768
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