The Difference in Electrocatalytic Activity between Pt(110)–(1×2) and Pt(110)–(1×1) Surfaces for Methanol Electrooxidation in an Acidic Medium

Shengyuan Weng; Zhibin Tan; Zhaoqi Zhang; Qiqi Feng; Lina Zhu; Chen Ji; Juhua Zheng; Vinicius Del Colle; Changwei Pan; Jiujun Zhang; Qingyu Gao

doi:10.1039/d5cp04595a

January 1, 2026Physical Chemistry Chemical Physics

The Difference in Electrocatalytic Activity between Pt(110)–(1×2) and Pt(110)–(1×1) Surfaces for Methanol Electrooxidation in an Acidic Medium

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Key Points

The aim is to explore how different Pt(110) surface reconstructions influence methanol electrooxidation.
Used cyclic voltammetry to analyze electrocatalytic activity.
Conducted blank solution replacement experiments.
Performed intermediate CO stripping tests.
Utilized in situ measurements during reactions.
Pt(110)-(1×2) surfaces demonstrated higher electrocatalytic activity than Pt(110)-(1×1) surfaces.
The differences in activity were observed in acidic conditions, specifically in 0.1 M HClO4.
Cyclic voltammetry results indicated varied reaction kinetics between the two reconstructions.

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Implication

Investigates how Pt(110) surface structures affect methanol oxidation in acidic conditions, suggesting implications for fuel cell efficiency.

Abstract

The impact of Pt(110) reconstruction on the methanol oxidation reaction in 0.1 M HClO 4 solution was investigated by combining cyclic voltammetry, blank solution replacement, intermediate CO stripping, and in situ...

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Cite This Study

Weng et al. (2026) studied this question.

synapsesocial.com/papers/69be354a6e48c4981c6736bd https://doi.org/10.1039/d5cp04595a

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The Difference in Electrocatalytic Activity between Pt(110)–(1×2) and Pt(110)–(1×1) Surfaces for Methanol Electrooxidation in an Acidic Medium

Key Points

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Implication

Abstract

Discussion

Cite This Study

The Difference in Electrocatalytic Activity between Pt(110)–(1×2) and Pt(110)–(1×1) Surfaces for Methanol Electrooxidation in an Acidic Medium

Key Points

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Implication

Abstract

Discussion

Cite This Study

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