A strongly coupled oxide-support heterostructure for efficient acidic water oxidation†

IF 4.2 2区 化学 Q2 CHEMISTRY, MULTIDISCIPLINARY Chemical Communications Pub Date : 2024-08-30 Epub Date: 2024-09-18 DOI:10.1039/d4cc04262j
Hongjun Chen , Liming Deng , Shuyi Liu , Feng Hu , Linlin Li , Jianwei Ren , Shengjie Peng
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Abstract

The synthesized RuO2/MnCo2O4.5 nano-heterostructure possesses dense interfaces and abundant defect structures, synergistically balancing oxygen evolution reaction (OER) activity and stability. RuO2/MnCo2O4.5 exhibits a low overpotential of 190 mV at 10 mA cm−2. The proton exchange membrane (PEM) electrolyzer assembled can operate at 200 mA cm−2 stably for 50 h.

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用于高效酸性水氧化的强耦合氧化物-支撑异质结构。
合成的 RuO2/MnCo2O4.5 纳米异质结构具有致密的界面和丰富的缺陷结构,协同平衡了氧进化反应(OER)的活性和稳定性。在 10 mA cm-2 的条件下,RuO2/MnCo2O4.5 具有 190 mV 的低过电位。所组装的质子交换膜(PEM)电解槽可在 200 mA cm-2 的条件下稳定运行 50 小时。
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来源期刊
Chemical Communications
Chemical Communications 化学-化学综合
CiteScore
8.60
自引率
4.10%
发文量
2705
审稿时长
1.4 months
期刊介绍: ChemComm (Chemical Communications) is renowned as the fastest publisher of articles providing information on new avenues of research, drawn from all the world''s major areas of chemical research.
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