fig15

From: MOFs-based single/dual-atom catalysts: atomically active sites engineering for efficient CO₂ reduction

MOFs-based single/dual-atom catalysts: atomically active sites engineering for efficient CO<sub>2</sub> reduction

Figure 15. (A) Preparation process and active site diagram of Ni SAC-800 and Ni SAC-1000; (B) FT-EXAFS spectra of the Ni K-edge for Ni-based catalysts; (C and D) FE_CO (C) and J_CO (D) over Ni-based catalysts; (A-D) are quoted with permission from Lim et al.^[270]; (E) Preparation process diagram of CuN₃O/C and CuCO₃/C; (F) FT-EXAFS fitting and structural model of CuN₃O/C; (G-I) LSV curves (G), FE_CO (H) and TOFs of CO (I) over CuN₃O/C and CuCO₃/C; (E-I) are quoted with permission from Song et al.^[271]. RHE: Reversible hydrogen electrode; ZIF: zeolitic imidazolate framework; FE_CO: Faradaic efficiency for CO; SAC: single-atom catalyst; TOF: turnover frequency; FT: Fourier transform; EXAFS: extended X-ray absorption fine structure; LSV: linear sweep voltammetry.