The surprisingly high activation barrier for oxygen-vacancy migration in oxygen-excess manganite perovskites
Author:
Affiliation:
1. Institute of Physical Chemistry
2. RWTH Aachen University
3. 52056 Aachen
4. Germany
Abstract
Cation vacancies diminish the oxygen-vacancy diffusivity, raise the activation enthalpy, and cause the diffusivity to depend on oxygen activity.
Funder
Deutsche Forschungsgemeinschaft
Publisher
Royal Society of Chemistry (RSC)
Subject
Physical and Theoretical Chemistry,General Physics and Astronomy
Link
http://pubs.rsc.org/en/content/articlepdf/2020/CP/D0CP01281E
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