Semimetal-induced covalency achieves high-efficiency electrocatalysis for platinum intermetallic compounds
The upper half part illustrates electronic properties induced by metallic bonding and covalence in semimetal-platinum based intermetallic compounds. In the bottom half part, the categories and structures of semimetal-platinum intermetallic compounds are exhibited. Credit: Science China Press Compared with other types of batteries, proton exchange membrane fuel cells have the advantages of high discharge power