fig4
![Critical advances in re-engineering the cathode-electrolyte interface in alkali metal-oxygen batteries](https://image.oaes.cc/dacd4805-0577-4aab-a6a7-e6d872c1b093/4375.fig.4.jpg)
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.