Trifunctional noble-metal-free multi-site electrocatalysts based on NiMn-LDH/CuCo2S4/rGO for energy-saving hydrogen generation via UOR/HER/OER

Reza Abazari; Joanna Goscianska; Malek Naderi; Min Liu; Soheila Sanati

doi:10.1039/d5ta05648a

January 1, 2026Journal of Materials Chemistry A

Trifunctional noble-metal-free multi-site electrocatalysts based on NiMn-LDH/CuCo2S4/rGO for energy-saving hydrogen generation via UOR/HER/OER

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Key Points

The research aims to develop efficient non-noble electrocatalysts for hydrogen generation via urea-splitting systems.
Synthesis of ternary composites using NiMn-LDH, CuCo2S4, and reduced graphene oxide (rGO)
Characterization of the electrocatalytic performance for urea oxidation reaction (UOR), hydrogen evolution reaction (HER), and oxygen evolution reaction (OER)
Assessment of stability and efficiency of the developed materials under operational conditions.
The ternary composites exhibited significant electrocatalytic activity for UOR, HER, and OER
High stability observed during extended operational tests
Demonstrated potential for energy-saving hydrogen generation compared to conventional catalysts

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Implication

Develops trifunctional electrocatalysts for hydrogen generation in urea-splitting systems, indicating their potential for renewable energy applications.

Abstract

The need to produce eco-friendly and renewable energy sources has encouraged researchers to develop efficient non-noble electrocatalysts for urea-splitting systems. The current study seeks to create ternary composites - NiMn...

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Abazari et al. (2026) studied this question.

synapsesocial.com/papers/6971be4f642b1836717e2e57 https://doi.org/10.1039/d5ta05648a

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Trifunctional noble-metal-free multi-site electrocatalysts based on NiMn-LDH/CuCo2S4/rGO for energy-saving hydrogen generation via UOR/HER/OER

Key Points

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Implication

Abstract

Discussion

Cite This Study

Trifunctional noble-metal-free multi-site electrocatalysts based on NiMn-LDH/CuCo2S4/rGO for energy-saving hydrogen generation via UOR/HER/OER

Key Points

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Implication

Abstract

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