Structure info | |
---|---|
Layer group | pm2m |
Layer group number | 27 |
Structure origin | Wang23 |
Stability | |
---|---|
Energy above convex hull [eV/atom] | 0.017 |
Heat of formation [eV/atom] | -0.149 |
Dynamically stable | No |
Basic properties | |
---|---|
Magnetic | No |
Band gap (PBE) [eV] | 0.433 |
Symmetries | |
---|---|
2D Bravais type | Rectangular (op) |
Layer group number | 27 |
Layer group | pm2m |
Space group number (bulk in AA-stacking) | 25 |
Space group (bulk in AA-stacking) | Pmm2 |
Point group | mm2 |
Inversion symmetry | No |
Structure data | |
---|---|
Formula | Cu3I3 |
Stoichiometry | AB |
Number of atoms | 6 |
Unit cell area [Å2] | 23.739 |
Thickness [Å] | 5.077 |
Cu3I3 (3CuI-1) | |
---|---|
Heat of formation [eV/atom] | -0.15 |
Energy above convex hull [eV/atom] | 0.02 |
Monolayers from C2DB | |
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Cu2I2 (2CuI-1) | -0.17 eV/atom |
Cu2I2 (2CuI-2) | -0.16 eV/atom |
Cu3I3, (3CuI-1) | -0.15 eV/atom |
Cu5I5 (5CuI-1) | -0.14 eV/atom |
Cu6I6 (6CuI-1) | -0.14 eV/atom |
Cu4I4 (4CuI-1) | -0.13 eV/atom |
CuI2 (1CuI2-1) | -0.13 eV/atom |
Cu2I3 (1Cu2I3-1) | -0.12 eV/atom |
Cu4I6 (2Cu2I3-1) | -0.12 eV/atom |
Cu3I6 (3CuI2-1) | -0.11 eV/atom |
Cu9I11 (1Cu9I11-1) | -0.10 eV/atom |
Cu6I6 (6CuI-2) | -0.10 eV/atom |
Cu3I3 (3CuI-2) | -0.10 eV/atom |
Cu6I6 (6CuI-3) | -0.10 eV/atom |
Cu3I3 (3CuI-3) | -0.10 eV/atom |
Cu3I3 (3CuI-4) | -0.09 eV/atom |
Cu2I4 (2CuI2-1) | -0.09 eV/atom |
Cu3I5 (1Cu3I5-1) | -0.09 eV/atom |
Cu4I4 (4CuI-2) | -0.09 eV/atom |
CuI (1CuI-1) | -0.08 eV/atom |
Cu4I8 (4CuI2-1) | -0.08 eV/atom |
Cu4I8 (4CuI2-2) | -0.08 eV/atom |
Cu3I4 (1Cu3I4-1) | -0.07 eV/atom |
Cu2I4 (2CuI2-2) | -0.06 eV/atom |
Cu4I6 (2Cu2I3-2) | -0.05 eV/atom |
CuI2 (1CuI2-2) | -0.05 eV/atom |
Cu2I5 (1Cu2I5-1) | -0.03 eV/atom |
Cu2I6 (2CuI3-1) | 0.05 eV/atom |
CuI2 (1CuI2-3) | 0.09 eV/atom |
Cu2I6 (2CuI3-2) | 0.10 eV/atom |
Minimum eigenvalue of Hessian [eV/Ų] | -0.05 |
Cij (N/m) | xx | yy | xy |
xx | 11.71 | 5.96 | -0.06 |
yy | 6.01 | 37.65 | -0.02 |
xy | -0.00 | -0.00 | 10.02 |
Stiffness tensor eigenvalues | |
Eigenvalue 0 | 10.02 N/m |
Eigenvalue 1 | 10.40 N/m |
Eigenvalue 2 | 38.97 N/m |
Key values [eV] | |
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Band gap (PBE) | 0.433 |
Direct band gap (PBE) | 0.904 |
Valence band maximum wrt. vacuum (PBE) | -4.847 |
Conduction band minimum wrt. vacuum (PBE) | -4.414 |
Atom No. | Chemical symbol | Charges [|e|] |
---|---|---|
0 | I | -0.29 |
1 | I | -0.29 |
2 | I | -0.31 |
3 | Cu | 0.29 |
4 | Cu | 0.28 |
5 | Cu | 0.33 |
Miscellaneous details | |
---|---|
Unique ID | 3CuI-1 |
Number of atoms | 6 |
Number of species | 2 |
Formula | Cu3I3 |
Reduced formula | CuI |
Stoichiometry | AB |
Unit cell area [Å2] | 23.739 |
Original file-system folder | /home/niflheim2/cmr/C2DB-ASR/tree_Wang23/AB/CuI/Cu3I3-030f5671b8a3 |
Old uid | Cu3I3-c6cf2e17af5e |
Space group (bulk in AA-stacking) | Pmm2 |
Space group number (bulk in AA-stacking) | 25 |
Point group | mm2 |
Inversion symmetry | No |
Layer group number | 27 |
Layer group | pm2m |
2D Bravais type | Rectangular (op) |
Thickness [Å] | 5.077 |
Structure origin | Wang23 |
Miscellaneous details | |
---|---|
Band gap (PBE) [eV] | 0.433 |
Direct band gap (PBE) [eV] | 0.904 |
gap_dir_nosoc | 0.930 |
Vacuum level [eV] | 3.122 |
Fermi level wrt. vacuum (PBE) [eV] | -4.630 |
Valence band maximum wrt. vacuum (PBE) [eV] | -4.847 |
Conduction band minimum wrt. vacuum (PBE) [eV] | -4.414 |
minhessianeig | -0.050 |
Dynamically stable | No |
Energy [eV] | -16.359 |
Magnetic | No |
Total magnetic moment [μB] | 0.000 |
Spin axis | z |
Magnetic anisotropy energy, xz [meV/unit cell] | 0.000 |
Magnetic anisotropy energy, yz [meV/unit cell] | 0.000 |
Energy above convex hull [eV/atom] | 0.017 |
Heat of formation [eV/atom] | -0.149 |