Fig. 5From: Activated Carbon Fibers with Hierarchical Nanostructure Derived from Waste Cotton Gloves as High-Performance Electrodes for SupercapacitorsCV measurements and EIS tests. a CV curves at the scan rate of 200 mV s−1 and b Nyquist plots of the CGACF (red line and symbol) and AC samples (black line and symbol)Back to article page