Figure 5

Comparisons of (a) CV curves, (b) Nyquist plots and (d) specific capacitances of NiMn-LDH@Ni3S2 hybrid array-, and pure NiMn-LDH- and Mn-doped α-Ni(OH)2/β-Ni(OH)2/Ni3S2- based electrodes. (c) Galvanostatic charge-discharge curves of the hybrid array-electrode at different current densities.