fig5

Figure 5. (A) The molecular structure of p-type conductive polymers, including PPy, PIn and poly(5-cyanoindole); (B) (Dis-)charge profiles of Zn//PPy battery under different currents. Reproduced with permission^[55]. Copyright 2018, Royal Society of Chemistry; (C) Rate capability of the Zn//poly(5-cyanoindole) battery. Reproduced with permission^[58]. Copyright 2015, Elsevier. PPy: Polypyrrole.