Fig. 6: Electrochemical characteristics of DBTB-DETH-COF.

a Mott−Schottky plots of BP- DBTB-DETH-COF and AP-DBTB-DETH-COF. b Band structures of BP-DBTB-DETH-COF and AP-DBTB-DETH-COF. c EIS Nyquist plots of BP-DBTB-DETH-COF and AP-DBTB-DETH-COF. d Photocurrent responses of BP-DBTB-DETH-COF and AP-DBTB-DETH-COF.