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Ho4Ir3Rh

Alexandria ALEX

Alex-ID: agm014734246 · Space group: I4/mmm (#139)

Basic Information

Formula
Ho4Ir3Rh
Alex-ID
agm014734246
Elements
3
Sites
8
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
158.92
ų
Cell a
7.6253
Å
Cell b
7.6253
Å
Cell c
7.6253
Å
α angle
143.09
°
β angle
143.09
°
γ angle
53.19
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho4Ir3Rh
Ho
4.00 · 50.0%
Ir
3.00 · 37.5%
Rh
1.00 · 12.5%

Energy & Stability

Energy above hull
0.0035
eV/atom
Formation energy
-0.8735
eV/atom
Corrected total energy
-59.2366
eV
Raw total energy
-59.2366
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.2422
Total magnetisation
0.0001
μB

Additional Information

Prototype ID

AB3C4_344_spg139

Decomposition

Ho3Ir2Rh Ho6Ir5Rh

Computed at

2024-11-01 03:40:21.024061

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: agm014734246).

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 agm014734246
data_agm014734246
_cell_length_a     7.62529
_cell_length_b     7.62529
_cell_length_c     7.62529
_cell_angle_alpha  143.09007
_cell_angle_beta   143.09007
_cell_angle_gamma  53.19015
_cell_volume       158.91669
_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 0.87480 0.37480 0.50000 1.00000
  Ho2 Ho 0.12520 0.62520 0.50000 1.00000
  Ho3 Ho 0.62520 0.12520 0.50000 1.00000
  Ho4 Ho 0.37480 0.87480 0.50000 1.00000
  Ir1 Ir 0.50000 0.50000 0.00000 1.00000
  Ir2 Ir 0.24919 0.24919 0.00000 1.00000
  Ir3 Ir 0.75081 0.75081 0.00000 1.00000
  Rh1 Rh 0.00000 0.00000 0.00000 1.00000
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