Operando X-ray absorption investigations into the role of Fe in the electrochemical stability and oxygen evolution activity of Ni1−xFexOy nanoparticles

Author:

Abbott Daniel F.123ORCID,Fabbri Emiliana123,Borlaf Mario453ORCID,Bozza Francesco453,Schäublin Robin67893,Nachtegaal Maarten23,Graule Thomas453,Schmidt Thomas J.123108ORCID

Affiliation:

1. Electrochemistry Laboratory

2. Paul Scherrer Institut

3. Switzerland

4. Laboratory for High Performance Ceramics

5. Empa, Swiss Federal Laboratories for Materials Testing and Research

6. Scientific Center for Optical and Electron Microscopy

7. Department of Chemistry and Applied Biosciences

8. ETH Zürich

9. CH-8093 Zürich

10. Laboratory of Physical Chemistry

Abstract

The structural and electronic properties of rock salt-type Ni–Fe oxides are investigated under OER conditions. The inclusion of Fe in the rock-salt structure is shown to inhibit the transformation to more layered and disordered polymorphs.

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

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