A Comparative Study of Nanostructures of CuO/Cu₂O Fabricated via Potentiostatic and Galvanostatic Anodization

Table 1

Comparison of research approaches and findings.

Substrate	Electrolyte	Time (min)	Morphology	Current/potential applied	References
Cu foil	2 M KOH	15	Nanowires	2.5 mA/cm^2	[49]
Cu foam	3 M KOH	20	Leaf-like	30 mA/cm^2	[37]
Cu foam	3 M KOH	30	Nanosheets	20 mA/cm^2	[50]
Cu foil	3 M KOH	120	Flower-like	6 mA/cm^2	[51]
Cu foil	0.1-0.5 M oxalate	30	Spheres	7.5-9 V	[52]
Cu foil	Ni(NO3)2·6H2O (1 M)	5		1 mA/cm^2	[53]
Cu foil	2 M KOH	20	Needle	1.3 &1.8 V	[54]
	3 M KOH	20
Cu foil	1 M NaOH	15	Rods	20 V (POT)	This work
	1 M NaOH	15	Particles	10 mA/cm^2 (GAL)