Navigation

HEAS Data Platform · Materials Science Database

Al4FeCo2Ir

Alexandria ALEX

Alex-ID: agm047405744 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
Al4FeCo2Ir
Alex-ID
agm047405744
Elements
4
Sites
8
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
98.01
ų
Cell a
4.1134
Å
Cell b
4.1134
Å
Cell c
5.7928
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Al4FeCo2Ir
Al
4.00 · 50.0%
Fe
1.00 · 12.5%
Co
2.00 · 25.0%
Ir
1.00 · 12.5%

Energy & Stability

Energy above hull
0.0200
eV/atom
Formation energy
-0.6256
eV/atom
Corrected total energy
-51.5584
eV
Raw total energy
-51.5584
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.2139
Total magnetisation
0.0119
μB

Additional Information

Prototype ID

ABC2D4_85_spg111

Decomposition

Al4FeCo3 Al4FeCoIr2

Computed at

2024-07-14 23:01:51.870296

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: agm047405744).

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 agm047405744
data_agm047405744
_cell_length_a     4.11337
_cell_length_b     4.11337
_cell_length_c     5.79284
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       98.01390
_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 0.50000 0.00000 0.75534 1.00000
  Al2 Al 0.50000 0.00000 0.24466 1.00000
  Al3 Al 0.00000 0.50000 0.75534 1.00000
  Al4 Al 0.00000 0.50000 0.24466 1.00000
  Fe1 Fe 0.00000 0.00000 0.50000 1.00000
  Co1 Co 0.00000 0.00000 0.00000 1.00000
  Co2 Co 0.50000 0.50000 0.00000 1.00000
  Ir1 Ir 0.50000 0.50000 0.50000 1.00000
Get direct link