Reaching awesome oxygen evolution of perovskite by means of segment transition and electrochemical reconstruction technique

Energy Environ. Sci., 2024, Advance Article
DOI: 10.1039/D3EE04338J, Paper

Yi-ru Hao, Hui Xue, Jing Sun, Niankun Guo, Tianshan Song, Hongliang Dong, Zhonglong Zhao, Jiangwei Zhang, Limin Wu, Qin Wang
We propose a strategy of phase transformation and electrochemical reconstruction to improve the OER performance of perovskite oxides. The RuSA-Co3O4/CoOOH catalyst exhibits an ultra-low overpotential of 175 mV at 10 mA cm−2, superior to previously reported perovskite-derived OER electrocatalysts.
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