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La4Cu5

Alexandria ALEX

Alex-ID: agm005504033 · Space group: I4/mmm (#139)

Basic Information

Formula
La4Cu5
Alex-ID
agm005504033
Elements
2
Sites
9
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
208.13
ų
Cell a
7.0629
Å
Cell b
7.0629
Å
Cell c
7.0629
Å
α angle
96.33
°
β angle
96.33
°
γ angle
141.23
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La4Cu5
La
4.00 · 44.4%
Cu
5.00 · 55.6%

Energy & Stability

Energy above hull
0.1883
eV/atom
Formation energy
0.0296
eV/atom
Corrected total energy
-40.2426
eV
Raw total energy
-40.2426
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.9761
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A4B5_47_spg71

Decomposition

LaCu LaCu2

Computed at

2023-03-19 13:18:59.880700

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: agm005504033).

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 agm005504033
data_agm005504033
_cell_length_a     7.06289
_cell_length_b     7.06289
_cell_length_c     7.06289
_cell_angle_alpha  96.32618
_cell_angle_beta   96.32618
_cell_angle_gamma  141.22609
_cell_volume       208.13392
_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
  La1 La 0.00000 0.69970 0.69970 1.00000
  La2 La 0.00000 0.30030 0.30030 1.00000
  La3 La 0.30030 0.00000 0.30030 1.00000
  La4 La 0.69970 0.00000 0.69970 1.00000
  Cu1 Cu 0.00000 0.00000 0.00000 1.00000
  Cu2 Cu 0.36805 0.63195 0.00000 1.00000
  Cu3 Cu 0.63195 0.36805 0.00000 1.00000
  Cu4 Cu 0.36805 0.36805 0.73609 1.00000
  Cu5 Cu 0.63195 0.63195 0.26391 1.00000
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