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LaCu2Au3

Alexandria ALEX

Alex-ID: agm016446331 · Space group: P2_1/m (#11)

Basic Information

Formula
LaCu2Au3
Alex-ID
agm016446331
Elements
3
Sites
12
Space group
P2_1/m (#11)
Crystal system
monoclinic
Volume
235.30
ų
Cell a
5.6243
Å
Cell b
4.4707
Å
Cell c
9.4616
Å
α angle
90.00
°
β angle
98.49
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaCu2Au3
La
2.00 · 16.7%
Cu
4.00 · 33.3%
Au
6.00 · 50.0%

Energy & Stability

Energy above hull
0.1107
eV/atom
Formation energy
-0.3613
eV/atom
Corrected total energy
-50.4943
eV
Raw total energy
-50.4943
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0073
eV
DOS at Fermi level
5.0856
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_156_spg11

Decomposition

LaAu3 Cu

Computed at

2025-04-13 18:40:03

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: agm016446331).

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 agm016446331
data_agm016446331
_cell_length_a     5.62433
_cell_length_b     4.47070
_cell_length_c     9.46155
_cell_angle_alpha  90.00000
_cell_angle_beta   98.48989
_cell_angle_gamma  90.00000
_cell_volume       235.30082
_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 0.89290 0.25000 0.69484 1.00000
  La2 La 0.10710 0.75000 0.30516 1.00000
  Cu1 Cu 0.33107 0.25000 0.09797 1.00000
  Cu2 Cu 0.66893 0.75000 0.90203 1.00000
  Cu3 Cu 0.34960 0.75000 0.67923 1.00000
  Cu4 Cu 0.65040 0.25000 0.32077 1.00000
  Au1 Au 0.13834 0.75000 0.93135 1.00000
  Au2 Au 0.86166 0.25000 0.06865 1.00000
  Au3 Au 0.57008 0.75000 0.16408 1.00000
  Au4 Au 0.42992 0.25000 0.83592 1.00000
  Au5 Au 0.33582 0.25000 0.51968 1.00000
  Au6 Au 0.66418 0.75000 0.48032 1.00000
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