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Photocatalytic performance of different samples for methyl orange
| Samples | Degradation rate (%) | |||
|---|---|---|---|---|
| Time (min): | 15 | 30 | 45 | 60 |
| Blank | 2.4 | 5.3 | 7.6 | 10.9 |
| ZnO | 6.4 | 13.9 | 18.4 | 23.6 |
| MWNT/ZnO hybrids | 17.8 | 40.4 | 62.2 | 80.2 |
| MWNT/Zn0.95Mn0.05O hybrids | 8.9 | 16.8 | 22.9 | 27.6 |
| MWNT/Zn0.9Mg0.1O hybrids | 23.2 | 51.7 | 77.6 | 100 |
| MWNT/Zn0.9Co0.1O hybrids | 7.7 | 11.7 | 16.9 | 22.8 |
