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HEAS Data Platform · Materials Science Database

Ir7Au

Alexandria ALEX

Alex-ID: agm005490638 · Space group: Fm-3m (#225)

Basic Information

Formula
Ir7Au
Alex-ID
agm005490638
Elements
2
Sites
8
Space group
Fm-3m (#225)
Crystal system
cubic
Volume
119.29
ų
Cell a
5.5255
Å
Cell b
5.5255
Å
Cell c
5.5255
Å
α angle
60.00
°
β angle
60.00
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ir7Au
Ir
7.00 · 87.5%
Au
1.00 · 12.5%

Energy & Stability

Energy above hull
0.2172
eV/atom
Formation energy
0.2172
eV/atom
Corrected total energy
-63.5670
eV
Raw total energy
-63.5670
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
12.5378
Total magnetisation
0.0006
μB

Additional Information

Prototype ID

AB7_0_spg225

Decomposition

Au Ir

Computed at

2023-03-18 23:31:28.116593

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: agm005490638).

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 agm005490638
data_agm005490638
_cell_length_a     5.52554
_cell_length_b     5.52554
_cell_length_c     5.52554
_cell_angle_alpha  60.00000
_cell_angle_beta   60.00000
_cell_angle_gamma  60.00000
_cell_volume       119.29173
_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
  Ir1 Ir 0.50000 0.00000 0.00000 1.00000
  Ir2 Ir 0.00000 0.00000 0.50000 1.00000
  Ir3 Ir 0.50000 0.00000 0.50000 1.00000
  Ir4 Ir 0.00000 0.50000 0.00000 1.00000
  Ir5 Ir 0.50000 0.50000 0.00000 1.00000
  Ir6 Ir 0.00000 0.50000 0.50000 1.00000
  Ir7 Ir 0.50000 0.50000 0.50000 1.00000
  Au1 Au 0.00000 0.00000 0.00000 1.00000
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