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Fig. 5 | Nanoscale Research Letters

Fig. 5

From: All-Solid-State Flexible Asymmetric Supercapacitor with Good Cycling Performance and Ultra-Power Density by Electrode Materials of Core-Shell CoNiO2@NiAl-Layered Double Hydroxide and Hollow Spherical α-Fe2O3

Fig. 5

a The assembly schematic of two solid ASC devices in series and photograph of the as-prepared two solid ASC devices in series. b Cyclic voltammograms of two solid CoNiO2@NiAl-LDH//α-Fe2O3 in series and the ragone plots in the top-left side. c Cycling performance of the liquid ASC devices and the solid ASC devices of CoNiO2@NiAl-LDH//α-Fe2O3 at the current density of 1 A g−1. d The comparison of the galvanostatic charge-discharge measurements between the 1st and 1000th in 1 A g−1. e The comparison of the Nyquist plots of the liquid ASC devices and the solid ASC devices. f Photograph of an OLED display powered by the two solid ASC in series

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