Ultra-high dispersion of Ni-based OER catalysts on graphene 3D networks enhances the in-situ Fe3+ catalytic activation

María González-Ingelmo, Miriam López García,Freddy E. Oropeza,Patricia Álvarez,Clara Blanco,Ricardo Santamarı́a,Victoria García Rocha

Journal of materials chemistry. A, Materials for energy and sustainability（2023）

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摘要

Ultradispersed and nanosized Ni-based particles supported on 3D graphene networks by a freeze-casting method exhibit good catalytic properties towards the OER and outstanding Fe-ion activation from the impurities present in the alkaline electrolyte.

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关键词

graphene 3d networks,oer catalysts,ultra-high,ni-based,in-situ

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