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Al2Co

Alexandria ALEX

Alex-ID: agm005437398 · Space group: Pnnm (#58)

Basic Information

Formula
Al2Co
Alex-ID
agm005437398
Elements
2
Sites
6
Space group
Pnnm (#58)
Crystal system
orthorhombic
Volume
97.63
ų
Cell a
2.7248
Å
Cell b
5.5583
Å
Cell c
6.4461
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Al2Co
Al
4.00 · 66.7%
Co
2.00 · 33.3%

Energy & Stability

Energy above hull
0.3854
eV/atom
Formation energy
-0.1007
eV/atom
Corrected total energy
-29.8342
eV
Raw total energy
-29.8342
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.5828
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_2011_spg58

Decomposition

Al5Co2 AlCo

Computed at

2023-03-18 04:01:58.593543

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: agm005437398).

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 agm005437398
data_agm005437398
_cell_length_a     2.72484
_cell_length_b     5.55828
_cell_length_c     6.44608
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       97.62860
_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 0.00000 0.27558 0.72770 1.00000
  Al2 Al 0.00000 0.72442 0.27230 1.00000
  Al3 Al 0.50000 0.77558 0.77230 1.00000
  Al4 Al 0.50000 0.22442 0.22770 1.00000
  Co1 Co 0.00000 0.00000 0.00000 1.00000
  Co2 Co 0.50000 0.50000 0.50000 1.00000
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