Journal of Nanomaterials / 2016 / Article / Tab 1

Research Article

The High Photocatalytic Activity of SnO2 Nanoparticles Synthesized by Hydrothermal Method

Table 1

The comparison of the photocatalytic degradation of dyes using SnO2 NPs.

Catalysts (shape and particles size)Light sourceDye (initial concn)Volume (mL)% degradationIrradiation time (mins)Catalyst concn (g)Ref

SnO2 NPs (~3 nm)7 W UV lamp, visible light λ = 350 nmMB, 10 mg/L6090.01200.03This work
Direct sunlight

SnO2 NPs (15–40 nm)Low pressure 125 W UV lamp, visible light λ = 254 nmMB, 20 mg/L10093.31200.2[3]

SnO2 NPs (~4 nm)UV lamp, λ = 365 nm (power of lamp: nondetermined)Phenol red, 1 mL, 10−4 M1.01001200.25[27]

Microspherical (0.4–1.8 μm diameter)Four 8 W UV lamps (Philips UV-A, λ = 350 nm)Aniline, 20 mg/L10801200.1 [28]
4-Nitroaniline (20 mg/L)70
2,4-Dinitroaniline (20 mg/L)50

Spherical SnO2 quantum dots (~2.5–4.5 nm)Direct sunlightRhodamine B (10−4 M)20083.94200.01[26, 29]
MB (10−4 M)56.8360

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