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燃料電池用のPtCo合金触媒の規則合金化は耐久性と活性の両面で望ましいが、ナノ粒子の合金は規則化しにくい。体系立てて合成した一連のサンプルに対して、高分解能TEM、XAFSに加えPDF解析を行い、別途得られた特性データと合わせて、構造と特性の議論を行った。そこから、どのような合成が望ましいかの合成指針を示した。

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  This document is the Accepted Manuscript version of a Published Work that appeared in final form in ACS Applied Materials & Interfaces, copyright © 2025 American Chemical Society after peer review and technical editing by the publisher. To access the final edited and published work see https://doi.org/10.1021/acsami.5c03118.

Keyword: fuel cells, ORR catalyst, PtCo alloy, Ordered phase

Date published: 2025-05-28

Publisher: American Chemical Society (ACS)

Journal:

• ACS Applied Materials & Interfaces (ISSN: 19448244) vol. 17 issue. 21 p. 30825-30838

Funding:

• New Energy and Industrial Technology Development Organization 20001310-0
• PEFC project 20001199-0

Manuscript type: Author's version (Accepted manuscript)

MDR DOI: https://doi.org/10.48505/nims.6013

First published URL: https://doi.org/10.1021/acsami.5c03118

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Updated at: 2026-04-30 12:01:11 +0900

Published on MDR: 2026-05-16 08:25:00 +0900