Fig. 5: Electrochromic energy storage performance of the ESC device. | NPG Asia Materials

Fig. 5: Electrochromic energy storage performance of the ESC device.

From: In situ XRD and operando spectra-electrochemical investigation of tetragonal WO3-x nanowire networks for electrochromic supercapacitors

Fig. 5

a Schematic illustration of the assembly of an ESC device, b CV curves of the device at different scan rates; c Chronopotentiometry curves of the device at current densities from 1 to 4 mA cm−2, d The areal capacitance of the ESC at different current densities, e Ragone plots of the ESC device, f Chronopotentiometry curves and the corresponding optical transmittance (at 750 nm) tested at 1 mA cm−2 (inset: digital photographs of the device during charge/discharge process).

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