Table 1.
Degradation efficacy of triphenylmethane dyes with different catalysts.
| Catalyst | Irradiation source | Concentration of catalyst | Concentration of dyes | Degradation efficacy | Reference |
|---|---|---|---|---|---|
| Nanocrystalline Bi2WO6 | 20 W (UV-365 nm lamps) | 0.05 g L−1 | 100 mL of CV (50 ppm) | 80.1% at 24 h | [44] |
| Ga2Zr2-xWxO7 | 82 lm W−1 (visible metal halide lamp) | 1 g L−1 | 4 mg L−1 of CV | Disappears after 360 min | [45] |
| Mesoporous titania | Two 20 W UV lamps | 0.5 g L−1 | 50 mL of BF (10 ppm) | 69.4% at 8 h | [46] |
| – | Ultrasonic frequency (25 kHz; 500 W) | – | 10 μmol L−1 of BF | 75% at 60 min | [47] |
| ZnS nanoparticles | 250 W Infrared light lamp | 10 mg | 20 mL of AF (1 × 10−5 mol L−1) | Disappears after 30 min | [48] |
| Zn doped SnO2 | 500 W Hg lamp | 0.1 g L−1 | 4 mg L−1 of AF | 96% at 80 min | [49] |
| CuFe2O4 nanotubes | 175 W tungsten lamp | 30 mg | 50 mL of AF (15 mg L−1) | Disappears after 90 min | [50] |
| MgTi2O5 nanoparticles | 100 W power (38 kHz frequency) and 6 W UV lamp | 50 mg | 100 mL of CV, BF, AF (5 × 10−5 mol L−1) | Disappears after 75 min in CV and 60 min in BF and AF | This work |