Novel In Situ Fabrication of Fe-Doped Zinc Oxide/Tin Sulfide Heterostructures for Visible-Light-Driven Photocatalytic Degradation of Methylene Blue

Table 3

Comparison study of photodegradation efficiency of various ZnO based nanocomposites with reference to MB dye.

Catalyst	Synthesis method	Dye	Light source	Illumination time (min)	Degradation efficiency (%)	Ref.
Mn-doped ZnO	Ion exchange	MB	Visible light	240	90	[44]
ZnO/SnS nanocomposite	Hydrothermal	MB	Visible (300 W) tungsten lamp	210	95.2	[45]
Cu-doped TiO2/ZnO	Sol-gel	MB	Visible light	120	73.2	[46]
Fe-doped ZnO-CdS composite	Simple chemical	MB	150 W visible light	80	71	[47]
V-doped ZnO/SnS composite	Hydrothermal	MB	300 W visible light	120	96.4	[48]
ZnO/Au/Pd	PLA and photo deposition	MB	200 W Xe lamp	180	97	[49]
Cu-doped ZnO/SnS nanocomposite	Hydrothermal	MB	Solar	120	97.2	[50]
Fe-doped ZnO/SnS nanocomposites	Hydrothermal	MB	Visible light	120	95.8	Present work