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Characteristics of the tin oxide modified SG4 glaze samples and data from the Langmuir-Hinshelwood kinetic model in photodegradation test on Orange II (D: direct semiconductor, I: indirect semiconductor)
| SnO2 (w%) | Eg (eV) | Langmuir-Hinshelwood Kinetic | |
|---|---|---|---|
| t1/2 (min.) | R2 | ||
| anatase | 3.0 (I) | 42 | 0.991 |
| SG4 | 3.8 (D) | 77 | 0.995 |
| 0.5 | 3.8 (D) | 77 | 0.993 |
| 2 | 3.8 (D) | 75 | 0.995 |
| 5 | 3.7 (D) | 58 | 0.996 |
| CONTROL | ------ | 151 | 0.993 |
