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Estimated bandgap from Taucs model and optical dielectric loss plots.
| Sample Designation | Eg(eV) from Tauc Method (n = 3) | Eg(eV) from Tauc Method (n = 2) | Eg (eV) from Tauc Method (n = 3/2) | Estimated Bandgap from ɛ″-hυ Plot |
|---|---|---|---|---|
| CND0 | 5.95 | 6 | 6.18 | 6.2 |
| CND1 | 5.7 | 5.67 | 5.96 | 6.05 |
| CND2 | 4.4 | 4.5 | 5.12 | 5.12 |
