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Porous metal support for gas diffusion electrode of PEFCs

研究成果: 書籍/レポート タイプへの寄稿会議への寄与

抄録

Carbon support, widely used for electrocatalysts of polymer electrolyte fuel cells (PEFCs), tends to corrode under high potential conditions. Therefore, metal oxides stable even under PEFC conditions have been proposed as alternative support materials. Here in this study, porous metals are applied to catalyst support materials, where stable metal oxide is formed on the outermost surface. As model materials, metallic titanium sintered sheets are examined, as their oxides (TiO2) are expected to have high durability under PEFC conditions. Porous metal sheets can also act as gas diffusion layer (GDL). Such unique structure, in which both the electrocatalyst layer and the GDL are integrated, has a potential to simplify the MEA structure and possibly fabrication processes. Such catalyst-integrated electrodes are prepared, and their microstructure and electrochemical properties are evaluated.

本文言語英語
ホスト出版物のタイトルPRiME 2020
ホスト出版物のサブタイトルPolymer Electrolyte Fuel Cells and Electrolyzers 20 (PEFC and E 20)
編集者K. Swider-Lyons, H. Uchida, P. N. Pintauro, W. Mustain, F. Buechi, B. S. Pivovar, C. A. Rice, J. M. Fenton, P. Strasser, K. E. Ayers, A. Z. Weber, R. A. Mantz, H. Xu, S. Mitsushima, E. Kjeang, T. J. Schmidt, B. Lakshmanan, A. Kusoglu, H. Jia, D. J. Jones, D. H. Ha, S. K. Kim
出版社IOP Publishing Ltd.
ページ573-582
ページ数10
9
ISBN(電子版)9781607689041
DOI
出版ステータス出版済み - 2020
イベントPacific Rim Meeting on Electrochemical and Solid State Science 2020, PRiME 200 - Honolulu, 米国
継続期間: 10月 4 202010月 9 2020

出版物シリーズ

名前ECS Transactions
番号9
98
ISSN(印刷版)1938-6737
ISSN(電子版)1938-5862

会議

会議Pacific Rim Meeting on Electrochemical and Solid State Science 2020, PRiME 200
国/地域米国
CityHonolulu
Period10/4/2010/9/20

!!!All Science Journal Classification (ASJC) codes

  • 工学一般

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