Table 1 E g values and photocatalytic activity under UV-vis and visible light irradiation
E g | UV-vis light irradiation | Visible light irradiation | ||
---|---|---|---|---|
Photocatalyst | (eV) | Rate constant - k | TOC removal (%) | TOC removal (%) |
Pristine | 3.30 | 0.0061 | 59 | 4.0 |
T-G-400-10 | 3.18 | 0.0021 | 14 | 8.7 |
T-G-400-20 | 3.22 | 0.0019 | 14 | 4.6 |
T- G-400-60 | 2.99 | 0.0016 | 11 | 2.1 |
T-G-500-10 | 3.14 | 0.002 | 21 | 9.3 |
T-G-500-20 | 3.06 | 0.0016 | 15 | 5.4 |
T-G-500-60 | 2.9 | 0.0011 | 10 | 5.2 |