Figure 1

Structure of redox-active organic electrode materials.
(a), Schematic of the AA-stacking of DTP-ANDI-COF with redox-active naphthalene diimide walls (red) and one-dimensional meso-scale channels. (b), Chemical structure of one pore in DTP-ANDI-COF. (c), Electrochemical redox reaction of a naphthalene diimide unit. (d), Photographs of a coin-type battery. (e), Graphical representation of DTP-ANDI-COF@CNTs (grey for CNTs) and electron conduction and ion transport.