Fig. 7. (a) CV curves of Ni₂Cr₁-LDNs and AC at a scan rate of 10 mV s⁻¹, (b) CV curves of the ASC performed in different potential windows at 20 mV s⁻¹, (c) CV curves at different scan rates from 5 to 50 mV s⁻¹, and (d) GCD curves at different current densities.