Br6Y2
MatHub2d-261-Br6Y2
| Property |
Value |
| Space group |
(191, 'P6/mmm') |
| Crystal system |
hexagonal |
| Magnetic |
No |
| Band gap (PBE) (eV) |
3.49 |
| Free energy (eV) |
-37.725 |
| Free energy / atom (eV) |
-4.716 |
Lattice Parameters (basic)
| a, b, c (Å): | 7.564 | 7.564 | 30.000 |
| α, β, γ (°): | 90.000 | 90.000 | 120.000 |
Lattice Parameters (computed)
| a, b, c (Å): | 7.564 | 7.564 | 30.000 |
| α, β, γ (°): | 90.000 | 90.000 | 120.000 |
| Property |
Value |
| Band gap |
3.49 eV |
| E-fermi |
-5.610 eV |
| Vacuum level |
1.239 eV |
| VBM |
-5.931 eV |
| CBM |
-2.443 eV |
| Work function |
6.849 eV |
| Direct gap |
Yes |
| Property |
Value |
| Band gap |
3.49 eV |
| E-fermi |
-5.678 eV |
| VBM |
-5.928 eV |
| CBM |
-2.438 eV |
| Free energy (eV) |
-37.980 |
| Free energy / atom (eV) |
-4.748 |
| Property |
Value |
| Band gap |
3.49 eV |
| E-fermi |
-5.610 eV |
| Vacuum level |
1.239 eV |
| VBM |
-5.931 eV |
| CBM |
-2.443 eV |
| Work function |
6.849 eV |
| Cij (N/m) |
xx |
yy |
xy |
| xx |
22.545 |
10.674 |
0.000 |
| yy |
10.674 |
22.545 |
-0.000 |
| xy |
0.000 |
-0.000 |
5.935 |
| Phonon mode at Γ point (THz) |
| -0.963 |
| -0.004 |
| -0.004 |
| -0.002 |
| 0.355 |
| 1.017 |
| 1.017 |
| 2.084 |
| 2.395 |
| 2.395 |
| 3.052 |
| 3.052 |
| 3.313 |
| 3.313 |
| 3.562 |
| 3.562 |
| 4.567 |
| 4.949 |
| 4.949 |
| 5.026 |
| 5.084 |
| 5.972 |
| 5.972 |
| 7.375 |
| Property |
Value |
| from where |
c2db-1341 |