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HoAl2SiH6

Alexandria ALEX

Alex-ID: agm007688804 · Space group: Immm (#71)

Basic Information

Formula
HoAl2SiH6
Alex-ID
agm007688804
Elements
4
Sites
10
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
94.70
ų
Cell a
5.8999
Å
Cell b
5.8999
Å
Cell c
5.8999
Å
α angle
145.41
°
β angle
124.56
°
γ angle
67.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HoAl2SiH6
Ho
1.00 · 10.0%
Al
2.00 · 20.0%
Si
1.00 · 10.0%
H
6.00 · 60.0%

Energy & Stability

Energy above hull
0.1986
eV/atom
Formation energy
-0.1349
eV/atom
Corrected total energy
-38.2796
eV
Raw total energy
-38.2796
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
1.7981
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D6_2242_spg1

Decomposition

AlH3 HoH3 Si Al

Computed at

2024-02-09 07:38:41

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: agm007688804).

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 agm007688804
data_agm007688804
_cell_length_a     5.89990
_cell_length_b     5.89990
_cell_length_c     5.89990
_cell_angle_alpha  145.41490
_cell_angle_beta   124.56447
_cell_angle_gamma  67.00709
_cell_volume       94.70360
_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 0.00000 1.00000
  Al1 Al 0.79895 0.29895 0.50000 1.00000
  Al2 Al 0.20105 0.70105 0.50000 1.00000
  Si1 Si 0.00000 0.00000 0.00000 1.00000
  H1 H 0.49287 0.30432 0.18855 1.00000
  H2 H 0.62559 0.12559 0.50000 1.00000
  H3 H 0.88422 0.69568 0.18855 1.00000
  H4 H 0.50713 0.69568 0.81145 1.00000
  H5 H 0.37441 0.87441 0.50000 1.00000
  H6 H 0.11578 0.30432 0.81145 1.00000
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