Efficient acidic oxygen evolution reaction electrocatalyzed by iridium-based 12L-perovskites compris

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Development of cost-effective and highly active oxygen evolution catalysts operating well in acidic media is a critical challenge in proton exchange membrane water electrolysis.Herein,we present a class of iridium-based 12L-perovskites(Ba4MIr3O12;M=Pr,Bi,
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