Fig. 1: The synthesis process of N1S1@CF.

The schematic showed the CNF/CNT mixture is firstly assembled by H-bonds. Then the carbon framwork is fabricated by freeze-drying and pyrolysis, which can be used in FZABs.

The schematic showed the CNF/CNT mixture is firstly assembled by H-bonds. Then the carbon framwork is fabricated by freeze-drying and pyrolysis, which can be used in FZABs.