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Bi7IrBr12

Alexandria ALEX

Alex-ID: agm005774261 · Space group: R-3 (#148)

Basic Information

Formula
Bi7IrBr12
Alex-ID
agm005774261
Elements
3
Sites
20
Space group
R-3 (#148)
Crystal system
trigonal
Volume
809.09
ų
Cell a
10.7078
Å
Cell b
9.9995
Å
Cell c
9.9995
Å
α angle
107.99
°
β angle
110.91
°
γ angle
110.91
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Bi7IrBr12
Bi
7.00 · 35.0%
Ir
1.00 · 5.0%
Br
12.00 · 60.0%

Energy & Stability

Energy above hull
0.0090
eV/atom
Formation energy
-0.5944
eV/atom
Corrected total energy
-67.9896
eV
Raw total energy
-67.9896
eV

Electronic Structure

Indirect band gap
1.0130
eV
Direct band gap
1.1364
eV
DOS at Fermi level
-0.0123
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB7C12_6_spg148

Decomposition

Bi3Ir BiBr3

Computed at

2023-07-15 12:04:02.624029

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: agm005774261).

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 agm005774261
data_agm005774261
_cell_length_a     10.70777
_cell_length_b     9.99949
_cell_length_c     9.99949
_cell_angle_alpha  107.99215
_cell_angle_beta   110.91262
_cell_angle_gamma  110.91263
_cell_volume       809.08797
_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
  Bi1 Bi 0.08600 0.78837 0.05035 1.00000
  Bi2 Bi 0.96434 0.05035 0.26197 1.00000
  Bi3 Bi 0.70237 0.73803 0.78837 1.00000
  Bi4 Bi 0.50000 0.00000 0.00000 1.00000
  Bi5 Bi 0.29763 0.26197 0.21163 1.00000
  Bi6 Bi 0.03566 0.94965 0.73803 1.00000
  Bi7 Bi 0.91400 0.21163 0.94965 1.00000
  Ir1 Ir 0.00000 0.00000 0.00000 1.00000
  Br1 Br 0.22535 0.50912 0.17658 1.00000
  Br2 Br 0.95123 0.17658 0.66746 1.00000
  Br3 Br 0.60240 0.77848 0.05445 1.00000
  Br4 Br 0.45205 0.05445 0.27597 1.00000
  Br5 Br 0.28377 0.33254 0.50912 1.00000
  Br6 Br 0.17609 0.72403 0.77848 1.00000
  Br7 Br 0.82391 0.27597 0.22152 1.00000
  Br8 Br 0.71623 0.66746 0.49088 1.00000
  Br9 Br 0.54795 0.94555 0.72403 1.00000
  Br10 Br 0.39760 0.22152 0.94555 1.00000
  Br11 Br 0.04877 0.82342 0.33254 1.00000
  Br12 Br 0.77465 0.49088 0.82342 1.00000
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