Figure 7.
(a) CV curves of MnS//EDAC at different scan rates, (b) specific capacitance and coulombic efficiency calculated by charge-discharge curves (inset) of MnS//EDAC, (c) cycle performance at a current density of 1 A g−1, and (d) Ragones plots of asymmetric supercapacitors (calculated by the total active materials), (e,f) A red LED powered by two assembled ASC devices in series.