fig10

Figure 10. (A) Fe-N₄ moiety in the defective porous graphitic layer (Fe-N₄ pore). (B) Gibbs free energy on various sites^[167]. Copyright 2019 the American Chemical Society. (C) The preparation process of C-Zn_xNi_y ZIF-8. (D) FE and (E) current density of CO at different potentials^[168]. Copyright 2018 Royal Society of Chemistry. (F) The synthesis of M₁-N-C by pyrolysis of MTV-MOFs. (G) FE of CO for M₁-N-C in pure CO₂. DFT calculations of (H) reaction paths and (I) free energy^[172]. Copyright 2020 Wiley-VCH.