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Be4Te5

Alexandria ALEX

Alex-ID: agm005504008 · Space group: I4/mmm (#139)

Basic Information

Formula
Be4Te5
Alex-ID
agm005504008
Elements
2
Sites
9
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
207.93
ų
Cell a
7.5968
Å
Cell b
7.5968
Å
Cell c
7.5968
Å
α angle
93.68
°
β angle
93.68
°
γ angle
150.64
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Be4Te5
Be
4.00 · 44.4%
Te
5.00 · 55.6%

Energy & Stability

Energy above hull
1.0401
eV/atom
Formation energy
0.7152
eV/atom
Corrected total energy
-24.1768
eV
Raw total energy
-24.1768
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0001
eV
DOS at Fermi level
4.2611
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A4B5_51_spg139

Decomposition

BeTe Te

Computed at

2023-03-19 11:57:15.361860

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: agm005504008).

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 agm005504008
data_agm005504008
_cell_length_a     7.59678
_cell_length_b     7.59678
_cell_length_c     7.59678
_cell_angle_alpha  93.68188
_cell_angle_beta   93.68188
_cell_angle_gamma  150.64121
_cell_volume       207.93042
_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
  Be1 Be 0.59507 0.00000 0.59507 1.00000
  Be2 Be 0.40493 0.00000 0.40493 1.00000
  Be3 Be 0.00000 0.40493 0.40493 1.00000
  Be4 Be 0.00000 0.59507 0.59507 1.00000
  Te1 Te 0.00000 0.00000 0.00000 1.00000
  Te2 Te 0.67577 0.32423 0.00000 1.00000
  Te3 Te 0.32423 0.67577 0.00000 1.00000
  Te4 Te 0.32423 0.32423 0.64846 1.00000
  Te5 Te 0.67577 0.67577 0.35154 1.00000
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