ArticleNature communications2026
Elucidating the Facet-Dependent Oxygen Reduction Reaction Performance of Cu Nanosheet over N-O co-Doped Graphene.
Article in Nature communications, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
1 citing paper in PubMed.
- Mn-Fe dual atomic pairs on highly graphitized NRSC advances · 2026Article
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Authors and funding
6 authors.
Funding
Abstract
Developing highly efficient noble-metal-free catalysts for oxygen reduction reaction (ORR) is critical for the widespread commercialization of metal-air batteries. Facet engineering provides an effective strategy to optimize the catalysts' activity, while the controlling facet orientation in non-precious metals remains challenging. Here we show a substrate-induced growth strategy to synthesize copper nanosheets with specific (200) and (111) facet orientations over nitrogen/oxygen co-doped graphene (N/O-C) via chemical vapor deposition (Cu(200)@N/O-C and Cu(111)@N/O-C), revealing a distinct facet-dependent activity for ORR. It clarifies the substrate oxygen coordination promotes preferential Cu(200) growth under moderate deposition, whereas excess vapor drives thermodynamically favored Cu(111) formation. Theoretical and experimental analyses demonstrate Cu(200) facet in N/O-C optimizes the adsorption energies of ORR intermediates and lowers the reaction barrier for the rate-determining step to outperform the Cu(111), which also exhibits better activity compared to commercial Pt/C. When integrated into zinc-air batteries, Cu(200)@N/O-C delivers a power density of 222.5 mW·cm
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Registered trials
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