Developing high-performance bifunctional catalysts for zinc-air batteries by utilizing Ca to modify the electronic structure of Fe
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This study prepares a high-performance calcium-iron/nitrogen-doped carbon (Ca-Fe/NC) catalyst using s-block calcium and d-block iron for the oxygen reduction reaction (ORR) and the oxygen evolution reaction (OER). X-ray photoelectron spectroscopy (XPS) and ult... ...
