DFT band structure and density of states using Materials Studio/CASTEP with mGGA-RSCAN
Ca-HHTP model sample · Model
Energy cutoff 489.8 eV; SCF tolerance 2.0e-6 eV/atom; 1 x 1 x 2 Monkhorst-Pack k-point mesh; Brillouin path A-Gamma-M-K-Gamma.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| Ca-HHTP calculated zero bandgap statement | zero bandgap in calculated band structure; experimentally semiconducting behaviour attributed to defects/oxidation/grain boundaries | 0 eV | — | Text Qualitative | main p.6, article p.316 · Band structure analysis by theoretical calculations · Figure 5; Figure S17 |