Fig. 4: Electrochemical characterization of LIG/MnO2 MSCs with different geometries.
From: Laser photonic-reduction stamping for graphene-based micro-supercapacitors ultrafast fabrication
a−c CV curves of parallel strip (a), concentric circle (b), and interdigital (c) MSCs at the scan rate from 100 to 1000 mV s−1 in 0.5 M Na2SO4. d CV curves of versatile-shaped MSCs obtained at a scan rate of 50 mV s−1 in 0.5 M Na2SO4. e The GCD profiles of versatile-shaped MSCs tested at 0.5 mA cm−2. f The area-specific capacitance of different geometries under high and low current density. g The capacitance of three different geometries of MSCs at diverse scan rates. h Nyquist plots of the versatile-shaped MSCs. i Bode plots of the versatile-shaped MSCs.
