Pt‐Based Electrocatalysts for Oxygen Reduction Reaction: Core–Shell Architectures and High‐Entropy Alloy Nanoparticles

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Core-shell architectures improve the performance of pt-based catalysts for the oxygen reduction reaction.
Alloy catalysts, such as pt-ni and high-entropy alloys, provide enhanced ORR activity due to synergistic interactions.
Various synthetic methods are employed to tailor alloy compositions and morphologies for better stability.
Incorporating non-pt metals can enhance the economic viability of catalyst designs for sustainable energy applications.

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Perspective highlights advancements in pt-based alloy catalysts and their synergy in enhancing ORR efficiency.

Macheli et al. (2025) studied this question.

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