Research Article
Proficient Photocatalytic and Sonocatalytic Degradation of Organic Pollutants Using CuO Nanoparticles
Table 1
Pseudo-first-order kinetics rate constants for the degradation of VB and DR under both sources of energy and for different pH.
| Dyes | pH | Sonocatalysis (min-1) | Photocatalysis (min-1) | sonocatalysis | photocatalysis |
| Victoria Blue (VB) | 4 | 0.182 | 0.04067 | 0.99986 | 0.99991 | 6 | 0.29153 | 0.06185 | 0.99955 | 0.99944 | 8 | 0.35388 | 0.07903 | 0.9999 | 0.99959 | 10 | 0.43209 | 0.09861 | 0.99992 | 0.99954 | Direct Red (DR) | 4 | 0.3656 | 0.10587 | 0.9985 | 0.99888 | 6 | 0.29098 | 0.08525 | 0.99983 | 0.99982 | 8 | 0.27584 | 0.08144 | 0.99901 | 0.99996 | 10 | 0.20578 | 0.06428 | 0.99825 | 0.99998 |
|
|