Unraveling the Oxide Layer on Mo2C as the Active Center for Hydrogen Evolution Reaction

Xiang Huang,Jiong Wang,Hua Bing Tao,Hao Tian,Zhe Zhang,Hu Xu

Journal of Catalysis（2020）

引用 37|浏览5

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摘要

•We reveal that the Mo2C(100) surface is covered by a monolayer of oxygen atoms under HER turnover condition.•The chemisorbed oxygen atoms on Mo2C(100) are identified as the active sites for HER.•The HER activity of Mo2C(100) shows a positive correlation with its oxidation degrees.

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关键词

β-Mo2C,Hydrogen evolution reaction,Surface structures,Active site,Reaction mechanism

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