Review Article
An Overview on the Photocatalytic Activity of Nano-Doped- in the Degradation of Organic Pollutants
Table 6
Effect of calcination temperature of nano-doped-TiO2 on the photocatalytic degradation process.
| Type of dopant | Doped TiO2 preparation method | Doped TiO2 loading (g/L) | Range of calcination temperature (Β°C) | Optimum calcination temperature (Β°C) | Organic pollutant | Initial pollutant concentration (mg/L) | Light source | Degradation efficiency, % | Reference |
| Fe | Sol gel | 5.0 | 200β400 | 400 | Methyl orange | 20 | UV-vis | 99.7 | [46] | Pt | Photochemical reduction | 2.0 | 110β500 | 110 | Methyl orange | 20 | UV | 87.8 | [58] | I, F | Sol gel-impregnation | 1.0 | 500β700 | 500 | Methylene blue | 10 | Sunlight | 98 | [94] | Sm, N | Coprecipitation | 1.0 | 300β600 | 400 | Salicylic acid | 50 | Visible light | 67 | [102] | Fe | Sol gel | 1.0 | 0β900 | 500 | Reactive blue 4 | 70 | Ultrasonic | 82 | [110] | N, S | Hydrolysis | 0.02 | 400β800 | 500 | Formaldehyde | 350 | Sunlight | 65 | [100] | Cu, S | Sol gel | 1.0 | 500β850 | 500 | Methyl orange | 10 | Visible | 100 | [103] | Pt, Cu | Impregnation | 1.0 | 300β700 | 300 | Nitrate | 10 | UV | 90 | [105] | Pr | Sol gel | 1.0 | 100β800 | 600 | Phenol | 50 | UV | 96 | [111] | KOX | Sol gel | 1.0 | .0β1000 | 800 | Methylene blue | 20 | Fluorescence blacklight | 100 | [112] |
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