Synthesis of Spherical Copper Oxide Nanoparticles by Chemical Precipitation Method and Investigation of Their Photocatalytic and Antibacterial Activities

Table 4

Comparison of MB photodegradation efficiency by CuO NPs photocatalyst.

Dye (Conc.)	Type of applied light	Loading of CuO (mg)	Photodegradation efficiency (%)	Other conditions	Reference
MB (15 ppm)	Sunlight	10	34.4	3 hr, ambient temperature	[45]
MB (2.5 × 10^−5 mol/L)	Sunlight	100	93	3 hr, ambient temperature	[46]
MB (5 × 10^−3 M)	Sunlight	200	85	50 min	[25]
MB	Xenon lamp		52	60 min	[47]
MB (3 × 10^−5 M)	Visible	20	43.5	5 hr, stirring	[44]
MB (3.13 × 10^−5 M)	UV	50	81	60 min	[48]
MB (10 ppm)	UV	50	55.5	60 min, magnetic stirring	Present work