Enhanced Activity and Durability of Ir Single Atom Catalyst for Electrocatalytic Oxygen Evolution Reaction Through Synergistic Electronic Coupling with Co3O4 Matrix

Astha Gupta; Swarup Ghosh; Dinesh Bhalothia; Joydeep Chowdhury; Surojit Pande

doi:10.1039/d6ta00849f

January 1, 2026Journal of Materials Chemistry AOpen Access

Enhanced Activity and Durability of Ir Single Atom Catalyst for Electrocatalytic Oxygen Evolution Reaction Through Synergistic Electronic Coupling with Co3O4 Matrix

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Key Points

To investigate how the electronic coupling between iridium single atom catalysts and a Co3O4 matrix affects the oxygen evolution reaction.
Developed iridium single atom catalysts supported on a Co3O4 matrix.
Evaluated the electrocatalytic performance for oxygen evolution under various conditions.
Conducted electronic structure analysis to assess synergistic effects.
The Ir single atom catalyst showed increased activity compared to unsupported counterparts.
Durability tests revealed improved stability in the Co3O4 matrix environment.
The synergistic coupling optimized electronic properties, leading to enhanced performance.

Implication

Electrocatalytic oxygen evolution reaction enhances efficiency in single atom catalysts, suggesting improved applications in energy conversion.

Abstract

Single atom catalysts (SACs), owing to their high activity, selectivity, and 100 % atom utilization properties, show a great potential for heterogeneous catalysis. However, it is still a challenge to...

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Cite This Study

Gupta et al. (2026) studied this question.

synapsesocial.com/papers/69df2c01e4eeef8a2a6b1078 https://doi.org/10.1039/d6ta00849f

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Enhanced Activity and Durability of Ir Single Atom Catalyst for Electrocatalytic Oxygen Evolution Reaction Through Synergistic Electronic Coupling with Co3O4 Matrix

Key Points

Implication

Abstract

Discussion

Cite This Study

Enhanced Activity and Durability of Ir Single Atom Catalyst for Electrocatalytic Oxygen Evolution Reaction Through Synergistic Electronic Coupling with Co3O4 Matrix

Key Points

Implication

Abstract

Discussion

Cite This Study

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