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AlIr2

Alexandria ALEX

Alex-ID: agm005485116 · Space group: Cmcm (#63)

Basic Information

Formula
AlIr2
Alex-ID
agm005485116
Elements
2
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
85.57
ų
Cell a
6.9137
Å
Cell b
6.9137
Å
Cell c
4.4865
Å
α angle
90.00
°
β angle
90.00
°
γ angle
156.48
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AlIr2
Al
2.00 · 33.3%
Ir
4.00 · 66.7%

Energy & Stability

Energy above hull
0.1682
eV/atom
Formation energy
-0.4607
eV/atom
Corrected total energy
-45.6992
eV
Raw total energy
-45.6992
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.7691
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_3_spg63

Decomposition

AlIr7 AlIr

Computed at

2023-03-18 04:46:15.577895

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: agm005485116).

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 agm005485116
data_agm005485116
_cell_length_a     6.91373
_cell_length_b     6.91373
_cell_length_c     4.48649
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  156.48258
_cell_volume       85.57263
_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
  Al1 Al 0.78089 0.21911 0.75000 1.00000
  Al2 Al 0.21911 0.78089 0.25000 1.00000
  Ir1 Ir 0.12149 0.87851 0.75000 1.00000
  Ir2 Ir 0.44151 0.55849 0.75000 1.00000
  Ir3 Ir 0.55849 0.44151 0.25000 1.00000
  Ir4 Ir 0.87851 0.12149 0.25000 1.00000
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