What does this research mean for the field?

Ion-etching-induced defect engineering effectively produces porous Fe-N-C catalysts with high efficiency for the oxygen reduction reaction. Novelty: ClaimNovelty.METHODOLOGICAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The aim is to investigate how ion-etching can improve the performance of Fe-N-C catalysts for oxygen reduction reactions.

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April 15, 2026

Ion-Etching-Induced Defect Engineering toward Porous Fe-N-C Catalysts for Efficient Oxygen Reduction Reaction

Key Points

The aim is to investigate how ion-etching can improve the performance of Fe-N-C catalysts for oxygen reduction reactions.
Applied ion etching to modify Fe-N-C catalyst structure.
Assessed catalytic performance in oxygen reduction reactions.
Analyzed defects and porous structures created through etching.
Enhanced catalytic activity observed in modified Fe-N-C catalysts.
Improved efficiency metrics compared to untreated catalysts.
Formation of a more porous structure correlated with performance gains.

Abstract

Fe-N-C catalysts are considered as the most promising candidates to replace Pt-based materials for the oxygen reduction reaction (ORR) in energy conversion devices. Defect engineering is a facile and effective...

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Cite This Study

Yang et al. (Thu,) studied this question.

synapsesocial.com/papers/69df2cb9e4eeef8a2a6b1e40 https://doi.org/https://doi.org/10.1039/d6nj00579a

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