Table 4. Energies (eV) of the Lowest Conduction States of Diamond at High-Symmetry Points of the BZ Referred to the Valence Band Maximum, and Minimum Energy Gap Eg, Obtained Using the SCAN Exchange-Correlation Functional and Various Values of the Parameter a and Plane Wave Energy Cutoff Ecut.
| a | Ecut (kRy) | Γ | X | L | W | Eg |
|---|---|---|---|---|---|---|
| 2 | 6 | 6.146 | 5.187 | 9.127 | 11.331 | 4.539 |
| 3 | 6 | 6.147 | 5.192 | 9.127 | 11.332 | 4.543 |
| 4 | 6 | 6.147 | 5.195 | 9.127 | 11.333 | 4.546 |
| 2 | 10 | 6.146 | 5.187 | 9.127 | 11.331 | 4.539 |
| 3 | 10 | 6.147 | 5.192 | 9.127 | 11.332 | 4.543 |
| 4 | 10 | 6.147 | 5.192 | 9.127 | 11.332 | 4.544 |