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Ho6Cu2Ag3Ir

Alexandria ALEX

Alex-ID: agm034692821 · Space group: Cmmm (#65)

Basic Information

Formula
Ho6Cu2Ag3Ir
Alex-ID
agm034692821
Elements
4
Sites
12
Space group
Cmmm (#65)
Crystal system
orthorhombic
Volume
265.08
ų
Cell a
7.7815
Å
Cell b
7.7815
Å
Cell c
7.3068
Å
α angle
90.00
°
β angle
90.00
°
γ angle
143.19
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho6Cu2Ag3Ir
Ho
6.00 · 50.0%
Cu
2.00 · 16.7%
Ag
3.00 · 25.0%
Ir
1.00 · 8.3%

Energy & Stability

Energy above hull
0.0030
eV/atom
Formation energy
-0.4139
eV/atom
Corrected total energy
-58.1726
eV
Raw total energy
-58.1726
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0110
eV
DOS at Fermi level
7.8899
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D6_242_spg12

Decomposition

Ho4Cu3Ir Ho2CuIr HoAg

Computed at

2024-10-26 15:31:35.872161

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: agm034692821).

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 agm034692821
data_agm034692821
_cell_length_a     7.78148
_cell_length_b     7.78148
_cell_length_c     7.30684
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  143.19215
_cell_volume       265.08021
_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 0.16385 0.83615 0.26780 1.00000
  Ho2 Ho 0.83615 0.16385 0.26780 1.00000
  Ho3 Ho 0.83615 0.16385 0.73220 1.00000
  Ho4 Ho 0.50000 0.50000 0.27212 1.00000
  Ho5 Ho 0.50000 0.50000 0.72788 1.00000
  Ho6 Ho 0.16385 0.83615 0.73220 1.00000
  Cu1 Cu 0.67283 0.32717 0.50000 1.00000
  Cu2 Cu 0.32717 0.67283 0.50000 1.00000
  Ag1 Ag 0.00000 0.00000 0.00000 1.00000
  Ag2 Ag 0.66424 0.33576 0.00000 1.00000
  Ag3 Ag 0.33576 0.66424 0.00000 1.00000
  Ir1 Ir 0.00000 0.00000 0.50000 1.00000
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