Synergistic Ruthenium Single-Atom and Nanoparticles in Nickel as Cooperative Catalysts for the Alkaline Hydrogen Evolution Reaction

Gaelle Khalil; Marie-Sophie Dias-Fernandes; Sumi Bawari; Linghui Li; Chiddharth Muthuraj; Florent Ducrozet; Minkyoung Kwak; Miguel Comesana-Hermo; Andrea Zitolo; Stephan N. Steinmann; Shannon W. Boettcher; Cédric Tard; Benedikt Lassalle-Kaiser; Marion Giraud; Jennifer Péron

doi:10.1039/d6nr00391e

January 1, 2026NanoscaleOpen Access

Synergistic Ruthenium Single-Atom and Nanoparticles in Nickel as Cooperative Catalysts for the Alkaline Hydrogen Evolution Reaction

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Key Points

This research aims to develop efficient hydrogen evolution reaction catalysts using ruthenium and nickel.
Synthesis of ruthenium single-atoms and nanoparticles on nickel surfaces.
Characterization of catalytic activity in alkaline conditions.
Comparison of performance with traditional noble metal catalysts.
Cooperative catalytic activity was observed with ruthenium and nickel.
The new catalysts showed reduced noble metal usage.
Synthesis methods achieved scalability for large-scale production.

Implication

This research demonstrates cooperative catalysts for the hydrogen evolution reaction, suggesting improved efficiency and scalability.

Abstract

Efficient hydrogen evolution reaction (HER) catalysts that reduce the use of noble metals and can be synthesized on a large scale are essential for advancing Anion Exchange Membrane Water Electrolyzers...

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Cite This Study

Khalil et al. (2026) studied this question.

synapsesocial.com/papers/69bb926a496e729e6297faa2 https://doi.org/10.1039/d6nr00391e

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Synergistic Ruthenium Single-Atom and Nanoparticles in Nickel as Cooperative Catalysts for the Alkaline Hydrogen Evolution Reaction

Key Points

Implication

Abstract

Discussion

Cite This Study

Synergistic Ruthenium Single-Atom and Nanoparticles in Nickel as Cooperative Catalysts for the Alkaline Hydrogen Evolution Reaction

Key Points

Implication

Abstract

Discussion

Cite This Study

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