In-situ SERS Reveals Nickel Hydroxide Formation in PtRuNi Catalysts Enhancing Hydrogen Oxidation

Q: What does this research mean for the field?

The formation of nickel hydroxide in PtRuNi catalysts enhances hydrogen oxidation reaction (HOR) activity in alkaline environments. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

Kai Tao; Mingxiao Han; Li Jiang; Shangzhong Jin; Tommaso Giovannini; Denis Garoli; Zhefei Zhao; Qiang Lin; huaizhou jin

doi:10.1039/d6na00164e

January 1, 2026Nanoscale AdvancesOpen Access

In-situ SERS Reveals Nickel Hydroxide Formation in PtRuNi Catalysts Enhancing Hydrogen Oxidation

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Key Points

This research aims to clarify the mechanisms behind enhanced hydrogen oxidation reaction activity in Pt-based catalysts.
Utilized in-situ surface-enhanced Raman spectroscopy (SERS) to observe catalytic processes.
Focused on nickel hydroxide formation in PtRuNi catalysts.
Conducted experiments in alkaline environments.
Nickel hydroxide formation observed during hydrogen oxidation, enhancing catalytic efficiency.
SERS revealed direct intermediates that contribute to improved reaction rates.
Quantitative analysis indicates significant increases in hydrogen oxidation reaction performance.

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Implication

Examines nickel hydroxide formation in Pt-based catalysts, indicating improved hydrogen oxidation activity.

Abstract

Understanding the mechanisms for improving hydrogen oxidation reaction (HOR) activity on Pt-based catalysts in alkaline environment is challenging due to the lack of directly observed intermediates. Understanding the role of...

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Tao et al. (2026) studied this question.

synapsesocial.com/papers/6a095c5d7880e6d24efe278f https://doi.org/10.1039/d6na00164e

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In-situ SERS Reveals Nickel Hydroxide Formation in PtRuNi Catalysts Enhancing Hydrogen Oxidation

Key Points

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Implication

Abstract

Discussion

Cite This Study

In-situ SERS Reveals Nickel Hydroxide Formation in PtRuNi Catalysts Enhancing Hydrogen Oxidation

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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