Table 6.
The values for kapp (min−1) for powdered and nanofiber composites with a concentration of 0.25 ppm
| Catalysts | Light source | kapp (min−1) × 10−3 | R2 | |
|---|---|---|---|---|
| Powder | Gd2O3 | 8.8 | 0.999 | |
| CdS/Gd2O3 | Visible | 1.32 | 0.906 | |
| CdS/Gd2O3@GO | (Halogen lamp, 500 W) | 2.3 | 0.877 | |
| Gd2O3 | 1.55 | 0.999 | ||
| CdS/Gd2O3 | UV | 2.1 | 0.998 | |
| Nanofiber | CdS/Gd2O3@GO | (UVC lamp, 15 W) | 3.3 | 0.997 |
| Gd2O3 | 6.0 | 0.998 | ||
| CdS/Gd2O3 | Visible | 7.0 | 0.998 | |
| CdS/Gd2O3@GO | (Halogen lamp, 500 W) | 1.3 | 0.985 | |
| Gd2O3 | 7.0 | 0.999 | ||
| CdS/Gd2O3 | UV | 1.09 | 0.878 | |
| CdS/Gd2O3@GO | (UVC lamp, 15 W) | 1.8 | 0.905 | |