S-EPMC10863423 - A comparative study of α-Ni(OH)2 and Ni nanoparticle supported ZIF-8@reduced graphene oxide-derived nitrogen doped carbon for electrocatalytic ethanol oxidation† † Electronic supplementary information (ESI) available: N2 adsorption–desorption isotherms, the corresponding distributions of pore diameters, XPS of GO, EDX mapping, EDX analysis, CV curves recorded in 1 M KOH in the potential range of 0–0.1 V at different scan rates, CV curves in the absence and presence of 1 M ethanol at a scan rate of 50 mV s−1, CV curve of the as-prepared catalysts in 1 M KOH + 1 M ethanol at a scan rate of 50 mV s−1, CV curves recorded in 1 M KOH + 1 M ethanol in the potential range of −0.2–0.6 V at different scan rates, linear relationship of anodic (Ipa) and cathodic current (Ipc) densities versus the squa