In-situ high-speed AFM of shape-controlled Pt nanoparticles in electrochemical environments: Structural effects on the dissolution mechanism
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- 作者：Nagahiro Hoshi ; hoshi@faculty.chiba-u.jp" class="auth_mail" title="E-mail the corresponding author ; Masashi Nakamura ; Chikara Yoshida ; Yuta Yamada ; Masayoshi Kameyama ; Yohei Mizumoto
- 关键词：High-speed AFM ; Shape-controlled Pt nanoparticles ; Durability ; Dissolution mechanism
- 刊名：Electrochemistry Communications
- 出版年：2016
- 出版时间：November 2016
- 年：2016
- 卷：72
- 期：Complete
- 页码：5-9
- 全文大小：1014 K
文摘
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High speed AFM is applied to real time imaging in electrochemical environments.
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Dissolution mechanism of Pt nanoparticles depends strongly on the shape.
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Reduction of Pt oxides promotes the dissolution of Pt nanoparticles.
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Close packed (111) structure enhances the durability of Pt nanoparticles.