TlPd2Se3 - P-3m1¶
1. Structure Summary¶
Last Updated |
2022-12-09 |
Crystal Prototype |
AB2C3 |
Crystal System |
Hexagonal |
Lattice Constant a (Å) |
7.267 |
Lattice Constant b (Å) |
7.267 |
Space Group |
P-3m1 |
Formation Energy (eV/f.u.) |
-1.5693 |
2. Mechanical Properties (PBE)¶
2.1 Stiffness Tensors¶
Cij (N/m) |
xx |
yy |
zz |
xx |
42.387 |
13.848 |
0.000 |
yy |
13.848 |
42.387 |
0.000 |
zz |
0.000 |
0.000 |
14.269 |
2.2 Compliance Tensors¶
Sij (m/N) |
xx |
yy |
zz |
xx |
0.026411 |
-0.008629 |
0.000000 |
yy |
-0.008629 |
0.026411 |
0.000000 |
zz |
0.000000 |
0.000000 |
0.070082 |
2.3 Orientation-Dependent Mechanical Properties¶
2.4 Anisotropic Mechanical Properties Of 2D Singlecrystal¶
Mechanical Properties |
Min |
Max |
Anisotropy |
Young’s Modulus (N/m) |
37.862 |
37.863 |
1.000 |
Shear Modulus (N/m) |
14.269 |
14.269 |
1.000 |
Poisson’s Ratio |
0.327 |
0.327 |
1.000 |
2.5 Anisotropic Mechanical Properties Of 2D Polycrystal¶
Mechanical Properties |
Min |
Max |
Anisotropy |
Young’s Modulus (N/m) |
28.117 |
28.117 |
1.000 |
Shear Modulus (N/m) |
14.269 |
14.269 |
1.000 |
3. Fundmental Electronic Properties¶
Band Character |
Direct |
Band Gap (PBE, eV) |
0.8930 |
Band Gap (HSE, eV) |
1.4898 |
Ionization Energy (HSE, eV) |
-5.166 |
Electron Affinity (HSE, eV) |
-3.676 |
Effective Mass of Electron Max. (m0) |
0.496 |
Effective Mass of Electron Min. (m0) |
0.267 |
Effective Mass of Hole Max. (m0) |
0.735 |
Effective Mass of Hole Min. (m0) |
0.412 |
Location of Valence Band Maximum |
[0.500000, 0.500000] |
Location of Conduction Band Minimum |
[0.500000, 0.500000] |
3.1 Global Band Structure (PBE)¶
3.2 Band Structure and Density of States (PBE)¶
3.4 Orientation-Dependent effective Masses (PBE)¶
4. Optical Spectrums (HSE)¶
5. Phonon Spectrum and Density of States (PBE)¶
References¶
Note
For more details of this database, please refer to the following reference.
[1] V. Wang, G. Tang, Y.-C. Liu, R.-T. Wang, H. Mizuseki, Y. Kawazeo, J. Nara, W.-T. Geng, High-Throughput Computational Screening of Two-Dimensional Semiconductors, Journal of Physical Chemistry Letters 13, 11581 (2022).
License¶
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