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HoGaCu4

Alexandria ALEX

Alex-ID: agm078079683 · Space group: P-6m2 (#187)

Basic Information

Formula
HoGaCu4
Alex-ID
agm078079683
Elements
3
Sites
6
Space group
P-6m2 (#187)
Crystal system
hexagonal
Volume
92.78
ų
Cell a
5.1420
Å
Cell b
5.1420
Å
Cell c
4.0520
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HoGaCu4
Ho
1.00 · 16.7%
Ga
1.00 · 16.7%
Cu
4.00 · 66.7%

Energy & Stability

Energy above hull
0.0304
eV/atom
Formation energy
-0.2226
eV/atom
Corrected total energy
-25.5829
eV
Raw total energy
-25.5829
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0338
eV
DOS at Fermi level
2.8042
Total magnetisation
-0.0002
μB

Additional Information

Prototype ID

ABC4_1194_spg82

Decomposition

HoGaCu Cu

Computed at

2025-04-14 10:14:38

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: agm078079683).

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 agm078079683
data_agm078079683
_cell_length_a     5.14197
_cell_length_b     5.14197
_cell_length_c     4.05199
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       92.78085
_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
  Ho1 Ho 0.00000 0.00000 0.00000 1.00000
  Ga1 Ga 0.33333 0.66667 0.00000 1.00000
  Cu1 Cu 0.99672 0.49836 0.50000 1.00000
  Cu2 Cu 0.50164 0.00328 0.50000 1.00000
  Cu3 Cu 0.50164 0.49836 0.50000 1.00000
  Cu4 Cu 0.66667 0.33333 0.00000 1.00000
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