Table 3.
Photocatalytic activity of different photocatalysts.
| Pollutant (mg/L) |
Photocatalyst (g/L) |
Synthesis Technique | Visible Light Source | Degradation Efficiency (%) |
Degradation Time (min) | Ref. |
|---|---|---|---|---|---|---|
| Acetaminophen (ACT) (10 mg/L) | N-H95T5 (0.5 g/L) |
Electrospinning + nitriding | Halogen linear lamp | 95 | 270 | This work |
| ACT (10 mg/L) | H95T5 (0.5 g/L) |
Sol-gel + electrospinning |
Halogen linear lamp | 91 | 360 | [25] |
| Rhodamine B (10 mg/L) |
N-TiO2 (1g/L) |
Sol-gel + ammonia treatment | 500 W mercury lamp | 90 | 120 | [22] |
| Gaseous toluene | N–TiO2 | Sol-gel + ammonia atmosphere treatment | 150 W Xe lamp with an IR cutter | 48 | 60 | [21] |
| Rhodamine B (20 mg/L) |
N-TiO2 (1g/L) |
Microemulsion− hydrothermal method |
1000 W halogen lamp | 96 | 60 | [44] |
| 2,4-dichlorophenol (2,4-DCP) (100 mg/L) |
56 | 300 | ||||
| Methyl Orange (MO) (20 mg/L) |
N-TiO2-400 (0.062 g/L) |
Precipitation + ammonium hydroxide | Visible light | 52 | 836 | [45] |
| 2,4-DCP (100 mg/L) |
N-TiO2 (1g/L) |
Sol-gel+ NH4NO3/NH3 H2O | 1000 W halogen lamp | 52 | 300 | [24] |
| ACT (5 mg/L) |
N-TiO2-NTs (0.5g/L) |
ALD + nitriding | Halogen linear lamp | 98 | 90 | [34] |
| MO (9.8 mg/L) |
N-TiO2 (1g/L) |
Solid state dispersion + urea | Solar light | 91 | 90 | [46] |
| Methylene Blue (MB) (10 mg/L) |
N-TiO2 (1g/L) |
Wet chemical method + urea | Visible light | 72 | 180 | [47] |