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BaSnTe2

Alexandria ALEX

Alex-ID: agm005708200 · Space group: I4/mcm (#140)

Basic Information

Formula
BaSnTe2
Alex-ID
agm005708200
Elements
3
Sites
8
Space group
I4/mcm (#140)
Crystal system
tetragonal
Volume
287.11
ų
Cell a
7.1984
Å
Cell b
7.1984
Å
Cell c
7.1984
Å
α angle
109.76
°
β angle
109.76
°
γ angle
108.89
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
BaSnTe2
Ba
2.00 · 25.0%
Sn
2.00 · 25.0%
Te
4.00 · 50.0%

Energy & Stability

Energy above hull
0.1365
eV/atom
Formation energy
-0.9035
eV/atom
Corrected total energy
-31.6457
eV
Raw total energy
-31.6457
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.3618
eV
DOS at Fermi level
1.2242
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_748_spg140

Decomposition

SnTe BaTe

Computed at

2023-07-15 12:45:54.283870

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: agm005708200).

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 agm005708200
data_agm005708200
_cell_length_a     7.19839
_cell_length_b     7.19839
_cell_length_c     7.19839
_cell_angle_alpha  109.76385
_cell_angle_beta   109.76385
_cell_angle_gamma  108.88753
_cell_volume       287.11200
_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
  Ba1 Ba 0.25000 0.25000 0.00000 1.00000
  Ba2 Ba 0.75000 0.75000 0.00000 1.00000
  Sn1 Sn 0.75000 0.25000 0.50000 1.00000
  Sn2 Sn 0.25000 0.75000 0.50000 1.00000
  Te1 Te 0.70304 0.79696 0.50000 1.00000
  Te2 Te 0.79696 0.29696 0.09392 1.00000
  Te3 Te 0.20304 0.70304 0.90608 1.00000
  Te4 Te 0.29696 0.20304 0.50000 1.00000
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