fig11

Figure 11. (A) LSV curves in CO₂-saturated and Ar-saturated 0.5 m KHCO₃ under scan rate of 10 mV s^-1. (B) FE_CO and (C) J_co from -0.6 to -0.9 V vs. RHE of TT-Por(Co)-COF and COF-366-Co. Copyright 2020, John Wiley and Sons^[143]. (D) Relative energy diagrams of CO₂ reduction to CO for M-TTCOFs (M = Co or Ni). (E) Proposed schematic mechanism for electrocatalytic CO₂RR on Co-TTCOF. (F) FE_CO based on a calculated overpotential range from -0.5 to -0.9 V. (G) Cycling stability test of Co-TTCOF at potential of -0.7 V vs. RHE. Copyright 2020, Springer Nature^[144].