Fig. 4: Application of PEISA for the fabrication of functional ECSDs. | NPG Asia Materials

Fig. 4: Application of PEISA for the fabrication of functional ECSDs.

From: Extremely fast electrochromic supercapacitors based on mesoporous WO3 prepared by an evaporation-induced self-assembly

Fig. 4

a Schematic illustration of PEISA. b OM (left) and SEM (right) images of mesoporous WO3 fabricated by PEISA. c Photographs of the ECSD during the reversible charging (coloration of the pattern) and discharging (LED light on and bleaching) test. For this application, two ECSDs were connected in series.

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