γ-Fe2O3 decorating N,S co-doped carbon nanosheets as a cathode electrocatalyst for different-scenario fuel cells

The decoration of γ-Fe 2 O 3 nanoparticles onto N,S co-doped carbon nanosheets enhances their catalytic activity for the oxygen reduction reaction (ORR) in both neutral and alkaline environments, making them a promising candidate for applications in various fuel cell scenarios.