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UAl2

Alexandria ALEX

Alex-ID: agm002248166 · Space group: Cmcm (#63)

Basic Information

Formula
UAl2
Alex-ID
agm002248166
Elements
2
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
111.38
ų
Cell a
4.3001
Å
Cell b
3.9995
Å
Cell c
6.8226
Å
α angle
90.00
°
β angle
108.33
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
UAl2
U
2.00 · 33.3%
Al
4.00 · 66.7%

Energy & Stability

Energy above hull
0.0584
eV/atom
Formation energy
-0.1418
eV/atom
Corrected total energy
-38.4093
eV
Raw total energy
-38.4093
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0007
eV
DOS at Fermi level
7.6802
Total magnetisation
0.0045
μB

Additional Information

Prototype ID

AB2_40_spg65

Decomposition

UAl2

Computed at

2018-09-02 06:22:03

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: agm002248166).

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 agm002248166
data_agm002248166
_cell_length_a     4.30011
_cell_length_b     3.99954
_cell_length_c     6.82256
_cell_angle_alpha  89.99616
_cell_angle_beta   108.33232
_cell_angle_gamma  90.00080
_cell_volume       111.38229
_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
  U1 U 0.93860 0.75000 0.87693 1.00000
  U2 U 0.06140 0.25000 0.12307 1.00000
  Al1 Al 0.25205 0.74994 0.50453 1.00000
  Al2 Al 0.74795 0.25006 0.49547 1.00000
  Al3 Al 0.60387 0.75006 0.20828 1.00000
  Al4 Al 0.39613 0.24994 0.79172 1.00000
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