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Hf2Ga7Cu12

Alexandria ALEX

Alex-ID: agm005673045 · Space group: P-3 (#147)

Basic Information

Formula
Hf2Ga7Cu12
Alex-ID
agm005673045
Elements
3
Sites
21
Space group
P-3 (#147)
Crystal system
trigonal
Volume
297.44
ų
Cell a
2.8971
Å
Cell b
10.8881
Å
Cell c
10.8881
Å
α angle
120.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Hf2Ga7Cu12
Hf
2.00 · 9.5%
Ga
7.00 · 33.3%
Cu
12.00 · 57.1%

Energy & Stability

Energy above hull
0.0684
eV/atom
Formation energy
-0.1060
eV/atom
Corrected total energy
-93.2580
eV
Raw total energy
-93.2580
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.6592
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B7C12_27_spg147

Decomposition

Hf(GaCu)6 Hf2Ga5Cu Cu

Computed at

2023-06-21 06:46:07.921429

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: agm005673045).

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 agm005673045
data_agm005673045
_cell_length_a     2.89710
_cell_length_b     10.88810
_cell_length_c     10.88811
_cell_angle_alpha  120.00000
_cell_angle_beta   89.99999
_cell_angle_gamma  90.00001
_cell_volume       297.43884
_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
  Hf1 Hf 0.24693 0.33333 0.66667 1.00000
  Hf2 Hf 0.75307 0.66667 0.33333 1.00000
  Ga1 Ga 0.50000 0.00000 0.00000 1.00000
  Ga2 Ga 0.25285 0.86692 0.28511 1.00000
  Ga3 Ga 0.25285 0.41819 0.13308 1.00000
  Ga4 Ga 0.25285 0.71489 0.58181 1.00000
  Ga5 Ga 0.74715 0.13308 0.71489 1.00000
  Ga6 Ga 0.74715 0.58181 0.86692 1.00000
  Ga7 Ga 0.74715 0.28511 0.41819 1.00000
  Cu1 Cu 0.24863 0.61823 0.07858 1.00000
  Cu2 Cu 0.24863 0.46036 0.38177 1.00000
  Cu3 Cu 0.24863 0.92142 0.53964 1.00000
  Cu4 Cu 0.75137 0.38177 0.92142 1.00000
  Cu5 Cu 0.75137 0.53964 0.61823 1.00000
  Cu6 Cu 0.75137 0.07858 0.46036 1.00000
  Cu7 Cu 0.24114 0.07370 0.24327 1.00000
  Cu8 Cu 0.24114 0.16957 0.92630 1.00000
  Cu9 Cu 0.24114 0.75673 0.83043 1.00000
  Cu10 Cu 0.75886 0.92630 0.75673 1.00000
  Cu11 Cu 0.75886 0.83043 0.07370 1.00000
  Cu12 Cu 0.75886 0.24327 0.16957 1.00000
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