fig12

Figure 12. (A) Schematic illustration of the synthetic strategy of NiCo@C/MXene/CF; (B) Free energy profiles of stepwise HzOR on different facets of Ni3Co alloy. Inset is the corresponding structural evolution of reaction intermediates adsorbed on the (100) facet of Ni3Co; (C) Elemental mapping showing the uniform distribution of C, N, Ti, Ni, and Co elements in this electrode. Scale bar, 5 μm[166]. This figure is quoted with permission from Sun et al.