Br2Ge2S2
MatHub2d-1189-Br2Ge2S2
| Property |
Value |
| Space group |
(59, 'Pmmn') |
| Crystal system |
rectangular |
| Magnetic |
No |
| Band gap (PBE) (eV) |
0.00 |
| Free energy (eV) |
-22.241 |
| Free energy / atom (eV) |
-3.707 |
Lattice Parameters (basic)
| a, b, c (Å): | 3.646 | 5.058 | 30.000 |
| α, β, γ (°): | 90.000 | 90.000 | 90.000 |
Lattice Parameters (computed)
| a, b, c (Å): | 3.620 | 5.070 | 30.000 |
| α, β, γ (°): | 90.000 | 90.000 | 90.000 |
| Property |
Value |
| Band gap |
0.00 eV |
| E-fermi |
-3.522 eV |
| Vacuum level |
2.307 eV |
| VBM |
-3.523 eV |
| CBM |
-3.521 eV |
| Work function |
5.830 eV |
| Direct gap |
No |
| Property |
Value |
| Band gap |
0.00 eV |
| E-fermi |
-3.522 eV |
| Vacuum level |
2.307 eV |
| VBM |
-3.523 eV |
| CBM |
-3.521 eV |
| Work function |
5.830 eV |
| Cij (N/m) |
xx |
yy |
xy |
| xx |
55.059 |
17.700 |
0.000 |
| yy |
17.700 |
67.876 |
0.000 |
| xy |
0.000 |
0.000 |
16.131 |
| Phonon mode at Γ point (THz) |
| Property |
Value |
| from where |
c2db-52 |
