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SrAl2Cu

Alexandria ALEX

Alex-ID: agm005683053 · Space group: Pnma (#62)

Basic Information

Formula
SrAl2Cu
Alex-ID
agm005683053
Elements
3
Sites
32
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
686.69
ų
Cell a
6.1135
Å
Cell b
7.1217
Å
Cell c
15.7721
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SrAl2Cu
Sr
8.00 · 25.0%
Al
16.00 · 50.0%
Cu
8.00 · 25.0%

Energy & Stability

Energy above hull
0.0527
eV/atom
Formation energy
-0.2206
eV/atom
Corrected total energy
-113.7822
eV
Raw total energy
-113.7822
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0025
eV
DOS at Fermi level
13.0382
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_547_spg62

Decomposition

SrAl2Cu

Computed at

2023-07-11 19:38:22.414699

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: agm005683053).

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 agm005683053
data_agm005683053
_cell_length_a     6.11347
_cell_length_b     7.12170
_cell_length_c     15.77210
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       686.69028
_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
  Sr1 Sr 0.48847 0.25000 0.13024 1.00000
  Sr2 Sr 0.98847 0.75000 0.36976 1.00000
  Sr3 Sr 0.51153 0.75000 0.86976 1.00000
  Sr4 Sr 0.01153 0.25000 0.63024 1.00000
  Sr5 Sr 0.80698 0.25000 0.39734 1.00000
  Sr6 Sr 0.30698 0.75000 0.10266 1.00000
  Sr7 Sr 0.19302 0.75000 0.60266 1.00000
  Sr8 Sr 0.69302 0.25000 0.89734 1.00000
  Al1 Al 0.98855 0.05968 0.21008 1.00000
  Al2 Al 0.48855 0.94032 0.28992 1.00000
  Al3 Al 0.01145 0.55968 0.78992 1.00000
  Al4 Al 0.51145 0.44032 0.71008 1.00000
  Al5 Al 0.01145 0.94032 0.78992 1.00000
  Al6 Al 0.51145 0.05968 0.71008 1.00000
  Al7 Al 0.98855 0.44032 0.21008 1.00000
  Al8 Al 0.48855 0.55968 0.28992 1.00000
  Al9 Al 0.82134 0.56408 0.04861 1.00000
  Al10 Al 0.32134 0.43592 0.45139 1.00000
  Al11 Al 0.17866 0.06408 0.95139 1.00000
  Al12 Al 0.67866 0.93592 0.54861 1.00000
  Al13 Al 0.17866 0.43592 0.95139 1.00000
  Al14 Al 0.67866 0.56408 0.54861 1.00000
  Al15 Al 0.82134 0.93592 0.04861 1.00000
  Al16 Al 0.32134 0.06408 0.45139 1.00000
  Cu1 Cu 0.27136 0.25000 0.31040 1.00000
  Cu2 Cu 0.77136 0.75000 0.18960 1.00000
  Cu3 Cu 0.72864 0.75000 0.68960 1.00000
  Cu4 Cu 0.22864 0.25000 0.81040 1.00000
  Cu5 Cu 0.99342 0.25000 0.07129 1.00000
  Cu6 Cu 0.49342 0.75000 0.42871 1.00000
  Cu7 Cu 0.00658 0.75000 0.92871 1.00000
  Cu8 Cu 0.50658 0.25000 0.57129 1.00000
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