fig4

Figure 4. (A) Schematic illustrations for part of the preparation of EI-SC^[47]. Reproduced from Ref.^[47] with permission from Elsevier. (B) Schematic illustration of the stamping method^[48]. Reproduced from Ref.^[48] with permission from American Chemical Society. MWCNT: Multi-walled carbon nanotubes; EI-GPE: organic gel polymer electrolyte; EI-SC: flexible supercapacitor.