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AlCrAg2

Alexandria ALEX

Alex-ID: agm004046874 · Space group: Immm (#71)

Basic Information

Formula
AlCrAg2
Alex-ID
agm004046874
Elements
3
Sites
4
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
66.74
ų
Cell a
5.3722
Å
Cell b
5.3722
Å
Cell c
5.3722
Å
α angle
145.70
°
β angle
129.45
°
γ angle
62.51
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AlCrAg2
Cr
1.00 · 25.0%
Al
1.00 · 25.0%
Ag
2.00 · 50.0%

Energy & Stability

Energy above hull
0.2785
eV/atom
Formation energy
0.1887
eV/atom
Corrected total energy
-18.3165
eV
Raw total energy
-18.3165
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0064
eV
DOS at Fermi level
1.4691
Total magnetisation
3.6266
μB

Additional Information

Prototype ID

ABC2_21_spg71

Decomposition

AlAg4 AlCr2

Computed at

2022-04-22 13:12:01

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: agm004046874).

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 agm004046874
data_agm004046874
_cell_length_a     5.37216
_cell_length_b     5.37216
_cell_length_c     5.37216
_cell_angle_alpha  145.70049
_cell_angle_beta   129.45454
_cell_angle_gamma  62.51158
_cell_volume       66.73993
_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
  Cr1 Cr 0.25000 0.75000 0.50000 1.00000
  Al1 Al 0.75000 0.25000 0.50000 1.00000
  Ag1 Ag 0.98795 0.98795 0.00000 1.00000
  Ag2 Ag 0.51205 0.51205 0.00000 1.00000
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