Ultra-small Pt on a Ce–Mn binary oxide nanocomposite as a robust oxygen reduction reaction catalyst with enhanced methanol crossover tolerance

Ammar Bin Yousaf; Asad Ali; Suryyia Manzoor; Bence Farkas; Peter Kasák

doi:10.1039/d6se00261g

January 1, 2026Sustainable Energy & Fuels

Ultra-small Pt on a Ce–Mn binary oxide nanocomposite as a robust oxygen reduction reaction catalyst with enhanced methanol crossover tolerance

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Key Points

The aim is to evaluate the performance of an ultra-small platinum catalyst on a cerium-manganese oxide nanocomposite for its application in fuel cells.
Characterization of the cerium-manganese oxide nanocomposite with ultra-small platinum particles.
Assessment of the catalyst's oxygen reduction reaction activity in controlled fuel cell experiments.
Evaluation of methanol crossover tolerance using standardized testing protocols.
The ultra-small platinum catalyst exhibited significantly improved oxygen reduction reaction rates compared to benchmark platinum-based catalysts.
Enhanced methanol crossover tolerance was observed, indicating a reduced impact of methanol on performance.
Performance metrics surpassed those of conventional catalysts, suggesting viability for large-scale fuel cell applications.

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Implication

Demonstrates enhanced performance of a nanocomposite catalyst in fuel cells, indicating improved methanol tolerance.

Abstract

Benchmarked platinum-based catalysts exhibit promising ORR activity in fuel cell (FC) systems; however, the high cost of Pt hinders their large-scale deployment.

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Cite This Study

Yousaf et al. (2026) studied this question.

synapsesocial.com/papers/6a338ba9630953a74978d303 https://doi.org/10.1039/d6se00261g

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Ultra-small Pt on a Ce–Mn binary oxide nanocomposite as a robust oxygen reduction reaction catalyst with enhanced methanol crossover tolerance

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Ultra-small Pt on a Ce–Mn binary oxide nanocomposite as a robust oxygen reduction reaction catalyst with enhanced methanol crossover tolerance

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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