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HoCd2FeH8

Alexandria ALEX

Alex-ID: agm007751105 · Space group: R-3m (#166)

Basic Information

Formula
HoCd2FeH8
Alex-ID
agm007751105
Elements
4
Sites
12
Space group
R-3m (#166)
Crystal system
trigonal
Volume
106.61
ų
Cell a
6.6588
Å
Cell b
6.6588
Å
Cell c
6.6588
Å
α angle
39.31
°
β angle
39.31
°
γ angle
39.31
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HoCd2FeH8
Ho
1.00 · 8.3%
Cd
2.00 · 16.7%
Fe
1.00 · 8.3%
H
8.00 · 66.7%

Energy & Stability

Energy above hull
0.2906
eV/atom
Formation energy
-0.0178
eV/atom
Corrected total energy
-41.0198
eV
Raw total energy
-41.0198
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.0276
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D8_4_spg155

Decomposition

CdH4 HoFeH5 Cd

Computed at

2024-05-29 08:09:36.839306

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: agm007751105).

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 agm007751105
data_agm007751105
_cell_length_a     6.65876
_cell_length_b     6.65876
_cell_length_c     6.65876
_cell_angle_alpha  39.30588
_cell_angle_beta   39.30588
_cell_angle_gamma  39.30588
_cell_volume       106.60596
_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 0.50000 0.50000 0.50000 1.00000
  Cd1 Cd 0.27927 0.27927 0.27927 1.00000
  Cd2 Cd 0.72073 0.72073 0.72073 1.00000
  Fe1 Fe 0.00000 0.00000 0.00000 1.00000
  H1 H 0.17423 0.17423 0.17423 1.00000
  H2 H 0.78441 0.25571 0.78409 1.00000
  H3 H 0.82577 0.82577 0.82577 1.00000
  H4 H 0.25571 0.78409 0.78441 1.00000
  H5 H 0.74429 0.21591 0.21559 1.00000
  H6 H 0.78409 0.78441 0.25571 1.00000
  H7 H 0.21591 0.21559 0.74429 1.00000
  H8 H 0.21559 0.74429 0.21591 1.00000
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