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. 2019 Jun 18;24(12):2263. doi: 10.3390/molecules24122263

Figure 5.

Figure 5

Schematic of a reasonable design for graphene or GO/PANI-based supercapacitors: (a) Schematic of the manufacturing process of PANI attached to graphene or graphene oxide (GO); (b) SEM images and digital photos of as-prepared exfoliated graphite foil; (c) SEM images and digital photos of exfoliated graphite foil/PANI; (d) the specific capacitance of exfoliated graphite foil/PANI at different current densities. Reproduced with permission from Reference [63], copyright Elsevier, 2017. (e) Cross-section SEM images of the reduced graphene oxide (rGO) template; (f) cross-section SEM images of rGO/PANI clearly showing the formation of PANI on the rGO sheets; (g) the specific capacitance of PANI/rGO/PANI electrodes at various charge/discharge currents. Reproduced with permission from Reference [64], copyright Elsevier, 2017. (h) SEM images and digital photos of the multi-growth site graphene; (i) SEM images and digital photos of the multi-growth site graphene/PANI composite; (j) T = the specific capacitance of graphene, PANI, and the multi-growth site graphene/PANI composite. Reproduced with permission from Reference [65], copyright Elsevier, 2018.