Oxygen-vacancy-rich MOF-derived amorphous Fe–Co–Se–O electrocatalyst for boosting the alkaline oxygen evolution reaction

Zheng He; Ziqi Zhang; Yuxin Liu; Shuzhe Zhang; Zhou Yong; Zhe Zhang; Ruoxuan Zhang; Zhan Shi; Chunguang Li; Shouhua Feng

doi:10.1039/d5qm00156k

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Oxygen-vacancy-rich MOF-derived amorphous Fe–Co–Se–O electrocatalyst for boosting the alkaline oxygen evolution reaction

Zheng He Ziqi Zhang Yuxin Liu Shuzhe Zhang Zhou Yong Zhe Zhang Ruoxuan Zhang Zhan Shi Chunguang Li Shouhua Feng

Year: 2025 Journal: Materials Chemistry Frontiers Vol: 9 (11)Pages: 1726-1736 Publisher: Royal Society of Chemistry

DOI: 10.1039/d5qm00156k

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Abstract

The Fe–Co–Se–O-300 has a low η 10 of 280 mV. EPR results show that the catalyst has numerous oxygen vacancies. In situ Raman results indicate that Se species are oxidized to SeO 3 2− , which is beneficial for OER performance through additional experiments.

Keywords:

Electrocatalyst Oxygen Amorphous solid Oxygen evolution Materials science Inorganic chemistry Chemical engineering Chemistry Physical chemistry Crystallography Electrochemistry Electrode Organic chemistry

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Electrocatalysts for Energy Conversion

Physical Sciences → Energy → Renewable Energy, Sustainability and the Environment

Electrochemical Analysis and Applications

Physical Sciences → Chemistry → Electrochemistry

Advanced battery technologies research

Physical Sciences → Engineering → Electrical and Electronic Engineering

Oxygen-vacancy-rich MOF-derived amorphous Fe–Co–Se–O electrocatalyst for boosting the alkaline oxygen evolution reaction

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