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Cs2TmGeTe4

Alexandria ALEX

Alex-ID: agm004767413 · Space group: Fddd (#70)

Basic Information

Formula
Cs2TmGeTe4
Alex-ID
agm004767413
Elements
4
Sites
16
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
768.99
ų
Cell a
6.9847
Å
Cell b
8.6381
Å
Cell c
14.3661
Å
α angle
84.36
°
β angle
75.93
°
γ angle
66.15
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Cs2TmGeTe4
Cs
4.00 · 25.0%
Tm
2.00 · 12.5%
Ge
2.00 · 12.5%
Te
8.00 · 50.0%

Energy & Stability

Energy above hull
0.1289
eV/atom
Formation energy
-0.8217
eV/atom
Corrected total energy
-59.8846
eV
Raw total energy
-59.8846
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0001
eV
DOS at Fermi level
11.9150
Total magnetisation
-0.0003
μB

Additional Information

Prototype ID

ABC2D4_370_spg70

Decomposition

Cs3GeTe3 CsTmGeTe3 Cs2GeTe4 CsTmTe2

Computed at

2022-07-14 08:49:22.661641

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm004767413).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm004767413
data_agm004767413
_cell_length_a     6.98471
_cell_length_b     8.63810
_cell_length_c     14.36607
_cell_angle_alpha  84.35967
_cell_angle_beta   75.93058
_cell_angle_gamma  66.15295
_cell_volume       768.99155
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Cs1 Cs 0.18097 0.00000 0.63806 1.00000
  Cs2 Cs 0.81903 0.00000 0.36194 1.00000
  Cs3 Cs 0.56903 0.50000 0.86194 1.00000
  Cs4 Cs 0.93097 0.50000 0.13806 1.00000
  Tm1 Tm 0.75000 0.50000 0.50000 1.00000
  Tm2 Tm 0.00000 0.00000 0.00000 1.00000
  Ge1 Ge 0.25000 0.50000 0.50000 1.00000
  Ge2 Ge 0.50000 0.00000 0.00000 1.00000
  Te1 Te 0.31210 0.79339 0.10953 1.00000
  Te2 Te 0.21502 0.20661 0.89047 1.00000
  Te3 Te 0.89451 0.79339 0.89047 1.00000
  Te4 Te 0.57837 0.20661 0.10953 1.00000
  Te5 Te 0.43790 0.70661 0.39047 1.00000
  Te6 Te 0.53498 0.29339 0.60953 1.00000
  Te7 Te 0.85549 0.70661 0.60953 1.00000
  Te8 Te 0.17163 0.29339 0.39047 1.00000
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