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As2Au2Br

Alexandria ALEX

Alex-ID: agm002909286 · Space group: I4/mmm (#139)

Basic Information

Formula
As2Au2Br
Alex-ID
agm002909286
Elements
3
Sites
5
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
118.83
ų
Cell a
4.7950
Å
Cell b
4.7950
Å
Cell c
6.1814
Å
α angle
67.18
°
β angle
67.18
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
As2Au2Br
As
2.00 · 40.0%
Au
2.00 · 40.0%
Br
1.00 · 20.0%

Energy & Stability

Energy above hull
0.3719
eV/atom
Formation energy
0.2350
eV/atom
Corrected total energy
-16.3515
eV
Raw total energy
-16.3515
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.0107
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2_5_spg139

Decomposition

As2Au Au AsBr3

Computed at

2016-12-02 08:19:40

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: agm002909286).

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 agm002909286
data_agm002909286
_cell_length_a     4.79498
_cell_length_b     4.79498
_cell_length_c     6.18141
_cell_angle_alpha  67.17890
_cell_angle_beta   67.17890
_cell_angle_gamma  90.00000
_cell_volume       118.83442
_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
  As1 As 0.75000 0.25000 0.50000 1.00000
  As2 As 0.25000 0.75000 0.50000 1.00000
  Au1 Au 0.34802 0.34802 0.30396 1.00000
  Au2 Au 0.65198 0.65198 0.69604 1.00000
  Br1 Br 0.00000 0.00000 0.00000 1.00000
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