1成果简介
2图文导读
图1. Solvent-free mechanochemical synthesis pathway for PGC-K3Fe.
图2. SEM images of (a) PGC-K3Fe, (b) PGC-K2Fe, and (c) PGC-Fe.
图3. (a) TEM image of PGC-K3Fe, (b) high-resolution TEM images of PGC-K3Fe, and (c) the element mapping images of C and O elements in PGC-K3Fe.
图4.(a) Schematic illustration of the PGC-based aqueous ZIHCs, (b) CV curves at 10 mV s–1, (c) rate capabilities, (d) GCD curves of PGC-K3Fe, PGC-K2Fe, and PGC-Fe based ZIHCs devices.
图5. (a) Ragone plots of PGC-K3Fe, PGC-K2Fe, PGC-Fe and other reported carbon-based ZIHCs, and (b) Radar chart for comparison of all obtained samples in this work.
图6、(a) Cycling stability and coulombic efficiency of assembled PGC-K3Fe-based aqueous ZIHCs for 10000 cycles at 5 A g?1, (b) Nyquist plots before and after 10000 cycles, SEM images of (c) Zn anode and (d) carbon cathode after long-term cycles.
图7、The flexible solid-state ZIHCs based on PGC-K3Fe: (a) schematic illustration structure, (b) rate capability at various current densities, (c) CV curves at 10 m V?1 measured at varying bending angles, (d) Ragone plots compared with other reported carbon-based flexible ZIHCs, (e) long-term cycling performance for 1000 cycles at 1 A g?1, and (f) the Nyquist plots of before and after 1000 cycles.
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