Electrochemical evaluation of the de-/re-activation of oxygen evolving Ir oxide-Reference-Cited by-同舟云学术

Electrochemical evaluation of the de-/re-activation of oxygen evolving Ir oxide

Published:2022 Issue:23 Volume:24 Page:14579-14591
ISSN:1463-9076
Container-title:Physical Chemistry Chemical Physics
language:en
Short-container-title:Phys. Chem. Chem. Phys.

Author:

Papakonstantinou Georgios¹^ORCID,Spanos Ioannis²^ORCID,Dam An Phuc¹,Schlögl Robert²³,Sundmacher Kai¹⁴^ORCID

Affiliation:

1. Max Planck Institute for Dynamics of Complex Technical Systems, Process Systems Engineering, Sandtorstr. 1, 39106 Magdeburg, Germany

2. Max Planck Institute for Chemical Energy Conversion, Department of Heterogeneous Reactions, Stiftstr. 34-36, 45470 Mülheim an der Ruhr, Germany

3. Fritz Haber Institute of the Max Planck Society, Department of Inorganic Chemistry, Faradayweg 4, 14195 Berlin, Germany

4. Otto-von-Guericke University Magdeburg, Process Systems Engineering, Universitätsplatz 2, 39106 Magdeburg, Germany

Abstract

Reversible OER de-/re-activation is linked with de-/re-hydration of IrOx during oxidation/reduction. Uninterrupted dehydration induces irreversible degradation due to condensation by electro-crystallization.

Funder

Max-Planck-Gesellschaft

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Link

http://pubs.rsc.org/en/content/articlepdf/2022/CP/D2CP00828A

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