ArticleDalton transactions (Cambridge, England : 2003)2022
Influence of the spatial distribution of copper sites on the selectivity of the oxygen reduction reaction.
Article in Dalton transactions (Cambridge, England : 2003), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.
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Who cites it
8 citing papers in PubMed, 28 citations in OpenAlex.
- A Homogeneously Catalyzed Paired Electrolytic Cell for Hydrogen Peroxide Production.Angewandte Chemie (International ed. in English) · 2026Article
- Interplay between the Oxygen Reduction Reaction and Atom Transfer Radical Polymerization with Molecular Cu-Based Catalysts in Water.ACS catalysis · 2025Article
- The Role of Metal-Organic Framework Induced Confinement Effects on Molecular Electrocatalysts Relevant to the Energy Transition.ChemSusChem · 2025Review
- A Multipurpose Metallophore and Its Copper Complexes with Diverse Catalytic Antioxidant Properties to Deal with Metal and Oxidative Stress Disorders: A Combined Experimental, Theoretical, andInorganic chemistry · 2024Article
- Scaling Relation between the Reduction Potential of Copper Catalysts and the Turnover Frequency for the Oxygen and Hydrogen Peroxide Reduction Reactions.Inorganic chemistry · 2023Article
- Mechanistic Investigations into the Selective Reduction of Oxygen by a Multicopper Oxidase T3 Site-Inspired Dicopper Complex.ACS catalysis · 2023Article
- Bioinspired and Bioderived Aqueous Electrocatalysis.Chemical reviews · 2023Review
- A Selective Copper Based Oxygen Reduction Catalyst for the Electrochemical Synthesis of HChemElectroChem · 2022Article
Corrections and comments
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Authors and funding
5 authors at 2 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Moving towards a hydrogen economy raises the demand for affordable and efficient catalysts for the oxygen reduction reaction. Cu-bmpa (bmpa = bis(2-picolyl)amine) is shown to have moderate activity, but poor selectivity for the 4-electron reduction of oxygen to water. To enhance the selectivity towards water formation, the cooperative effect of three Cu-bmpa binding sites in a single trinuclear complex is investigated. The catalytic currents in the presence of the trinuclear sites are lower, possibly due to the more rigid structure and therefore higher reorganization energies and/or slower diffusion rates of the catalytic species. Although the oxygen reduction activity of the trinuclear complexes is lower than that of mononuclear Cu-bmpa, the selectivity of the copper mediated oxygen reduction was significantly enhanced towards the 4-electron process due to a cooperative effect between three copper centers that have been positioned in close proximity. These results indicate that the cooperativity between metal ions within biomimetic sites can greatly enhance the ORR selectivity.
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Registered trials
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