fig10

Figure 10. (A) Schematic image of the synthesis process for Fe SAC. (B) NH₃ partial current density and yield rate of Fe SAC, FeNP/NC, NC. (C) NH₃ FE of Fe SAC at different potentials. (D) Calculated minimum energy pathway on Fe SAC for NitRR. (E) Calculated accessible energy pathway at U = 0 and -0.3 V (vs. RHE). (A-E) Figures are reprinted with permission from Ref.^[62]. Copyright 2021 Springer Nature Limited^[62]. (F) The metal atoms and substrates considered for constructing the DACs on N-graphenes. (G) Calculated free energy of NitRR on Cu₂/N₃-6 and the involved intermediates. (H) Potential-dependent NH₃ yield rate and FE of Cu₂/N₃-6. (F-H) Figures are reprinted with permission from Ref.^[121]. Copyright 2023 Elsevier^[121]. (I) HR-TEM image of ox-LIG. (J) NH₃ FE and (K) ox-LIG, LIG, and rGO yield rates at different potentials. (I-K) Figures are reprinted with permission from Ref.^[122]. Copyright 2023 Wiley-VCH GmbH^[122].