Ba1Br2
MatHub2d-96-Ba1Br2
| Property |
Value |
| Space group |
(187, 'P-6m2') |
| Crystal system |
hexagonal |
| Magnetic |
No |
| Band gap (PBE) (eV) |
4.20 |
| Free energy (eV) |
-11.340 |
| Free energy / atom (eV) |
-3.780 |
Lattice Parameters (basic)
| a, b, c (Å): | 4.692 | 4.692 | 30.000 |
| α, β, γ (°): | 90.000 | 90.000 | 120.000 |
Lattice Parameters (computed)
| a, b, c (Å): | 4.692 | 4.692 | 30.000 |
| α, β, γ (°): | 90.000 | 90.000 | 120.000 |
| Property |
Value |
| Band gap |
4.20 eV |
| E-fermi |
-5.739 eV |
| Vacuum level |
1.386 eV |
| VBM |
-6.001 eV |
| CBM |
-1.799 eV |
| Work function |
7.125 eV |
| Direct gap |
No |
| Property |
Value |
| Band gap |
4.15 eV |
| E-fermi |
-5.690 eV |
| VBM |
-5.955 eV |
| CBM |
-1.807 eV |
| Free energy (eV) |
-11.589 |
| Free energy / atom (eV) |
-3.863 |
| Property |
Value |
| Band gap |
4.20 eV |
| E-fermi |
-5.739 eV |
| Vacuum level |
1.386 eV |
| VBM |
-6.001 eV |
| CBM |
-1.799 eV |
| Work function |
7.125 eV |
| Cij (N/m) |
xx |
yy |
xy |
| xx |
17.542 |
9.153 |
-0.000 |
| yy |
9.153 |
17.542 |
-0.000 |
| xy |
-0.000 |
-0.000 |
4.194 |
| Phonon mode at Γ point (THz) |
| -0.003 |
| -0.002 |
| -0.002 |
| 1.741 |
| 1.741 |
| 3.013 |
| 3.013 |
| 3.618 |
| 4.284 |
| Property |
Value |
| from where |
c2db-975 |