Three-Dimensional CuO/TiO2 Hybrid Nanorod Arrays Prepared by Electrodeposition in AAO Membranes as an Excellent Fenton-Like Photocatalyst for Dye Degradation

Table 1 Comparison table of different catalysts from earlier researches with our work for dye degradation

Sr No.	Catalyst	Dosage	H₂O₂	RhB	pH	Time	Power	Ref.
1	Pyrite	50 mg	6 mM	20 ppm 50 ml	3	120 min	-	[10]
2	CuO	20 mg	176 mM	200 ppm 100 ml	-	5 h	-	[61]
3	CuO/Ag	20 mg	2.94 M	5000 ppm 50 ml	5	60 min for 30%	150 W	[62]
4	CuO /graphene	20 mg	4 mM	5 ppm 50ml	-	15 min	500 W	[63]
5	Fe₃O₄	50 mg	40 mM	5 ppm 50 ml	6.4	120 min	-	[7]
6	LaFeO₃	50 mg	6 mM	10 ppm 100 ml	4	30 min	-	[64]
7	Fe–Si–B amorphous ribbons	100 mg	1.6 mM	20 ppm 200 ml	3	10 min	-	[65]
7	Fe–Si–B amorphous ribbons	100 mg	0.5 M	20 ppm 200 ml	neutral	60 min for 70%	-	[65]
8	Ag₃PO₄-Bi₂MoO₆	50 mg	17.6 mM	10 ppm 50 ml	-	100 min	300 W	[66]
9	Co_xMn_3-xO₄	10 g	5.88 mM	30 ppm 500 ml	6.29	80 min	-	[67]
10	CuO/LaFeO₃	15 mg	147 mM	30 ppm 100 ml	-	120 min	300 W	[68]
11	rs-TNSs	50 mg	100 mM	20 ppm 50 ml	-	5 min	300 W	[69]
12	Fe₂O₃–Kaolin	100 mg	147 mM	15 ppm 100 ml	2.21	40 min	300 W	[70]
13	Graphene oxide–Fe₂O₃	100 mg	147 mM	100 ppm 100 ml	2.09	80 min	300 W	[71]
14	Zn-doped Fe₃O₄	100 mg	8.8 mM	10 ppm 100 ml		180 min	350 W	[72]
15	SnO₂-encapsulated -Fe₂O₃ nanocubes	15 mg	400 mM	25 ppm 25 ml	7.33	60 min	19.6 mW/cm²	[73]
16	Fe^II–Co PBA	200 mg	4 mM	12 ppm 40 ml	4.8	30 min	13.5 mW/cm²	[74]
17	Cu₂(OH)PO₄/g-C₃N₄	200 mg	176 mM	10 ppm 50 ml	5	40 min	500 W	[75]
18	CuO nano-rods + TiO₂	1 mg	88 mM	50 ppm 100 ml	neutral	10 min	500 W	Our work
			265 mM	250 ppm 100 ml		25 min
				750 ppm 100 ml		75 min