fig7

Figure 7. (A) Preparation of Cu₂O nanoparticles and Cu₂O@ZIF-8 composites; (B) FE_C2H4 of Cu₂O nanoparticles with different facets; (C) FE of products on F-Cu₂O at different potentials. This figure is quoted with permission from Luo et al. Copyright (2022) John Wiley and Sons^[84]; (D) Schematic illustration for the synthesis of various Cu₂O; (E) C₂₊ and C₁ faradaic efficiencies; (F) j_C2+ on Cu-D and Cu-P; (G) Durability analysis for the Cu-D and Cu-P electrodes at 300 mA cm^-2.This figure is quoted with permission from Niu et al. Copyright (2021) American Chemical Society^[97]. FE: Faradaic efficiency.