图S9. Pt3Co HIFs催化剂在边缘处的ORR自由能变化图
Fig. S9. Plots of ORR free energy at edge for Pt3Co HIFs catalysts (a) Pt3Co(211); (b) Pt3Co(310); (c) Pt3Co(331); (d) Pt3Co(511); (e) Pt3Co(320); (f) Pt3Co(332)