Erbium-doped cobalt oxide with an electron supply effect boosting electrocatalytic oxygen evolution

Cobalt oxide for oxygen evolution reaction (OER) often suffers from over-oxidation and structural instability under alkaline conditions. We develop erbium (Er)-doped CoO microspheres with the assistance of L-aspartic acid, which show superior OER activity and stability by leveraging the electron supply effect of Er to optimize electron structure and prevent over-oxidation.

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Publication Details

Journal
Chemical Communications
Published
2025-01-01
DOI
https://doi.org/10.1039/d5cc00997a
Citations
7
Primary Topic
Electrochemical Analysis and Applications
Type
article
Field-Weighted Citation Impact
3.61
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article

Erbium-doped cobalt oxide with an electron supply effect boosting electrocatalytic oxygen evolution

Yujun Zhu, Zhijuan Li, Yi Ren, Yawen Tang et al.
7 citations
Chemical Communications
Electrochemical Analysis and Applications
3.61
article

Erbium-doped cobalt oxide with an electron supply effect boosting electrocatalytic oxygen evolution

Yujun Zhu, Zhijuan Li, Yi Ren, Yawen Tang, Xufeng Yang, Zhi Wang, Jingjing Pan, Zixin Wu
article en
7 citations

Abstract

Cobalt oxide for oxygen evolution reaction (OER) often suffers from over-oxidation and structural instability under alkaline conditions. We develop erbium (Er)-doped CoO microspheres with the assistance of L-aspartic acid, which show superior OER activity and stability by leveraging the electron supply effect of Er to optimize electron structure and prevent over-oxidation.

Chemical CommunicationsVol. 61(31)
Beijing Institute of Education (CN), Nanjing Normal University (CN), Nanjing Xiaozhuang University (CN), Luliang University (CN)
Openalex Percentile: Top 7%
Electrochemical Analysis and Applications
3.61
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Erbium-doped cobalt oxide with an electron supply effect boosting electrocatalytic oxygen evolution — Yujun Zhu, Zhijuan Li, et al. · Chemical Communications (2025) | TGRS Research Map | TGRS