Structural Regulation Strategies of Atomic Cobalt Catalysts for Oxygen Electrocatalysis

Advanced Functional Materials, Год журнала: 2025, Номер unknown

Опубликована: Март 3, 2025

Abstract Oxygen electrocatalysis is a core reaction in renewable energy devices, greatly promoting the transformation and upgrading of structure. Nonetheless, performance conversion devices hindered by large overpotential slow kinetics oxygen electrocatalytic reactions. Recently, single‐atom catalysts (SACs) have emerged as promising contenders field because their exceptional metal atom utilization, distinctive coordination environment, adjustable electronic properties. This review presents latest advancements design Co‐based SACs for electrocatalysis. First, OER ORR mechanisms are introduced. Subsequently, strategies regulating structure summarized three aspects, including centers, support carriers. A particular emphasis given to relationship between properties catalysts. Afterward, applications explored. Ultimately, challenges prospects prospected.

Язык: Английский

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Metal-organic-framework-derived dual-atom catalysts: from synthesis to electrocatalytic applications

Materials Science and Engineering R Reports, Год журнала: 2024, Номер 162, С. 100886 - 100886

Опубликована: Ноя. 23, 2024

Язык: Английский

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Bimetallic effects in the carbon dioxide electroreduction

Chemical Science, Год журнала: 2025, Номер unknown

Опубликована: Янв. 1, 2025

This review systematically summarizes the latest advances in bimetallic effects for reduction of CO 2 to multi-carbon products, discussing structure–activity relationships typical catalysts reaction.

Язык: Английский

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Spin effects in electrocatalysis: Mechanisms, catalyst engineering, modulation, and applications

Materials Science and Engineering R Reports, Год журнала: 2025, Номер 164, С. 100967 - 100967

Опубликована: Март 5, 2025

Язык: Английский

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Modifying d–p orbital hybridization of Ni/Fe O species by high-valence ruthenium doping to enhance oxygen evolution performance

Journal of Colloid and Interface Science, Год журнала: 2024, Номер 680, С. 676 - 683

Опубликована: Ноя. 7, 2024

Язык: Английский

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Bifunctional NiCo‐CuO Nanostructures: A Promising Catalyst for Energy Conversion and Storage

Small Methods, Год журнала: 2025, Номер unknown

Опубликована: Янв. 15, 2025

Abstract This investigation explores the potential of co‐incorporating nickel (Ni) and cobalt (Co) into copper oxide (CuO) nanostructures for bifunctional electrochemical charge storage oxygen evolution reactions (OER). A facile wet chemical synthesis method is employed to co‐incorporate Ni Co CuO, yielding diverse nanostructured morphologies, including rods, spheres, flake. The X‐ray diffraction (XRD) Raman analyses confirmed formation NiCo‐CuO nanostructure, with minor phases (NiO) tetraoxide (Co 3 O 4 ). High‐resolution Transmission Electron Microscope (HRTEM) also confirms morphologies oxides. Synchrotron absorption spectroscopy revealed higher states Cu, Ni, in enhancing its OER. Site‐selective near edge structure analysis elucidated spatial distribution nanostructure. Furthermore, extended fine provided insights local atomic structures, revealing increased coordination numbers interatomic distances In situ discloses transformation hydroxide (Co(OH) 2 ) (CoO) oxyhydroxide (CoOOH) exhibited superior specific capacitance, favorable Tafel behavior, low overpotential positioning as promising materials energy conversion applications. work contributes development efficient CuO nanocatalysts.

Язык: Английский

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Recent advances in functionalizing ZIFs and their derived carbon materials towards electrocatalytic water splitting

Nano Energy, Год журнала: 2025, Номер unknown, С. 110727 - 110727

Опубликована: Янв. 1, 2025

Язык: Английский

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Spin‐Selective Catalysts for Oxygen‐Involved Electrocatalysis

Advanced Energy and Sustainability Research, Год журнала: 2025, Номер unknown

Опубликована: Фев. 16, 2025

The sluggish kinetics of oxygen‐involved electrolysis, such as oxygen evolution reaction (OER) and reduction (ORR), hinders the efficiency pertaining energy conversion process, which can be promoted by using spin‐selective materials to align spin direction intermediates. This review delivers a thorough timely overview state‐of‐the‐art catalysts for OER ORR. Primarily, fundamental principle process is depicted spin‐sensitive pathways, pointing out that existence spin‐polarized adsorption sites necessary development catalysts. Subsequently, approaches investigating spin‐related transition during electrocatalysis are introduced reviewing in situ technologies theoretical calculations. Then, reported categorized into intrinsic materials, doping‐induced multiple magnetic composites discuss their application electrocatalytic ORR well mechanism polarization. Finally, open questions prospects this field concluded, aiming offer clear route designing novel highly‐efficient industrial electrocatalysis.

Язык: Английский

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Applications of high-entropy MOFs and their derivatives

Coordination Chemistry Reviews, Год журнала: 2025, Номер 533, С. 216546 - 216546

Опубликована: Фев. 24, 2025

Язык: Английский

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Constructing weak Ru–Mo metallic bonds to suppress Ru overoxidation for durable acidic water oxidation

Chemical Communications, Год журнала: 2025, Номер unknown

Опубликована: Янв. 1, 2025

Herein, we reveal that doping Mo into RuO 2 forms a weak Ru–Mo metallic bond, which suppresses the LOM by reducing Ru–O covalency and achieves direct electron compensation from to Ru, thus preventing catalyst decay during dynamic OER process.

Язык: Английский

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