Symmetry-Broken FeN3-O on a Negatively Charged Carbon Host: Dual Modulation of Electronic Structure and Interfacial Field for Robust Oxygen Reduction

Yan Liu; Zhaoyu Wang; Shixiu Cao; Fuzhu Liu; Qiang Tan; Yuanzhen Chen; Wei J. Wang

doi:10.1039/d6ta00153j

January 1, 2026Journal of Materials Chemistry A

Symmetry-Broken FeN3-O on a Negatively Charged Carbon Host: Dual Modulation of Electronic Structure and Interfacial Field for Robust Oxygen Reduction

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Key Points

The research aims to improve the reaction kinetics of oxygen reduction using Fe-N-C catalysts by modifying their electronic structure and interfacial fields.
Developed a symmetry-broken FeN3-O structure on a negatively charged carbon host
Analyzed the electronic structure modulation of the catalyst
Examined the changes in interfacial fields during the reaction
Achieved increased reaction kinetics for the oxygen reduction reaction
Observed improved adsorption energy, enhancing catalyst performance
Identified optimal conditions for Fe-N-C configurations to support efficient ORR

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Implication

Demonstrates enhanced oxygen reduction kinetics using Fe-N-C catalysts, suggesting improved performance in energy applications.

Abstract

Fe-N-C catalysts, especially Fe-N4 moieties, attract great promise for boosting the oxygen reduction reaction (ORR). However, they still suffer from sluggish reaction kinetics due to the unsatisfactory adsorption energy of...

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Liu et al. (2026) studied this question.

synapsesocial.com/papers/69c37b81b34aaaeb1a67e0c8 https://doi.org/10.1039/d6ta00153j

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Symmetry-Broken FeN3-O on a Negatively Charged Carbon Host: Dual Modulation of Electronic Structure and Interfacial Field for Robust Oxygen Reduction

Key Points

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Implication

Abstract

Discussion

Cite This Study

Symmetry-Broken FeN3-O on a Negatively Charged Carbon Host: Dual Modulation of Electronic Structure and Interfacial Field for Robust Oxygen Reduction

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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