fig12

Figure 12. (A) Proposed redox reaction of p-DB; (B) Cycling performance of p-DB@CF cathode under 5 A·g^-1. Reproduced with permission^[34]. Copyright 2022, Wiley Online Library; (C) Diagram of a recyclable and scalable Zn//AZOB battery; (D) Recovery rate of active substances in different solvents. Reproduced with permission^[35]. Copyright 2023, Wiley Online Library; (E) The synthesis of PTFHQ and proposed redox mechanism; (F) Rate capability of PTFHQ cathode. Reproduced with permission^[96]. Copyright 2023, Wiley Online Library. p-DB: Para-dinitrobenzene; AZOB: aqueous zinc-organic battery; PTFHQ: hydroxyl polymer polytetrafluorohydroquinone.