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Ta3(Te4Br3)2

Alexandria ALEX

Alex-ID: agm008199717 · Space group: P-1 (#2)

Basic Information

Formula
Ta3(Te4Br3)2
Alex-ID
agm008199717
Elements
3
Sites
34
Space group
P-1 (#2)
Crystal system
triclinic
Volume
1,285.22
ų
Cell a
8.2325
Å
Cell b
12.0938
Å
Cell c
13.8407
Å
α angle
110.04
°
β angle
96.90
°
γ angle
87.55
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta3(Te4Br3)2
Ta
6.00 · 17.6%
Te
16.00 · 47.1%
Br
12.00 · 35.3%

Energy & Stability

Energy above hull
0.0022
eV/atom
Formation energy
-0.5244
eV/atom
Corrected total energy
-159.2851
eV
Raw total energy
-159.2851
eV

Electronic Structure

Indirect band gap
0.2260
eV
Direct band gap
0.3346
eV
DOS at Fermi level
2.4165
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A3B6C8_1_spg2

Decomposition

TaTe4 Te TaBr5

Computed at

2024-06-24 11:27:49.075476

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: agm008199717).

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 agm008199717
data_agm008199717
_cell_length_a     8.23253
_cell_length_b     12.09383
_cell_length_c     13.84073
_cell_angle_alpha  110.03982
_cell_angle_beta   96.89741
_cell_angle_gamma  87.54722
_cell_volume       1285.21824
_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
  Ta1 Ta 0.63442 0.49287 0.23884 1.00000
  Ta2 Ta 0.36558 0.50713 0.76116 1.00000
  Ta3 Ta 0.00048 0.99823 0.12901 1.00000
  Ta4 Ta 0.99952 0.00177 0.87099 1.00000
  Ta5 Ta 0.00046 0.99885 0.37993 1.00000
  Ta6 Ta 0.99954 0.00115 0.62007 1.00000
  Te1 Te 0.23037 0.11871 0.31179 1.00000
  Te2 Te 0.76963 0.88129 0.68821 1.00000
  Te3 Te 0.77487 0.11930 0.26426 1.00000
  Te4 Te 0.22513 0.88070 0.73574 1.00000
  Te5 Te 0.77172 0.87661 0.20726 1.00000
  Te6 Te 0.22828 0.12339 0.79274 1.00000
  Te7 Te 0.02574 0.20138 0.06433 1.00000
  Te8 Te 0.97426 0.79862 0.93567 1.00000
  Te9 Te 0.27382 0.04130 0.03134 1.00000
  Te10 Te 0.72618 0.95870 0.96866 1.00000
  Te11 Te 0.72133 0.04750 0.49338 1.00000
  Te12 Te 0.27867 0.95250 0.50662 1.00000
  Te13 Te 0.97381 0.20608 0.55869 1.00000
  Te14 Te 0.77123 0.12157 0.77477 1.00000
  Te15 Te 0.02619 0.79392 0.44131 1.00000
  Te16 Te 0.22877 0.87843 0.22523 1.00000
  Br1 Br 0.15938 0.42310 0.84146 1.00000
  Br2 Br 0.84062 0.57690 0.15854 1.00000
  Br3 Br 0.59931 0.43290 0.85452 1.00000
  Br4 Br 0.35517 0.31272 0.60885 1.00000
  Br5 Br 0.44396 0.40974 0.32385 1.00000
  Br6 Br 0.55604 0.59026 0.67615 1.00000
  Br7 Br 0.87700 0.41582 0.33160 1.00000
  Br8 Br 0.12300 0.58418 0.66840 1.00000
  Br9 Br 0.63169 0.30150 0.08474 1.00000
  Br10 Br 0.36831 0.69850 0.91526 1.00000
  Br11 Br 0.64483 0.68728 0.39115 1.00000
  Br12 Br 0.40069 0.56710 0.14548 1.00000
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