A novel 3D superstructure containing Fe, N, and S-codoped ultra-thin carbon nanosheets was prepared. The newly developed superstructure possessed a hierarchical porosity and a high dopant content, and served as… Click to show full abstract
A novel 3D superstructure containing Fe, N, and S-codoped ultra-thin carbon nanosheets was prepared. The newly developed superstructure possessed a hierarchical porosity and a high dopant content, and served as an efficient noble-metal free ORR electrocatalyst (onset potential 0.95 V vs. RHE).
               
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