Navigation

HEAS Data Platform · Materials Science Database

Sm8HoH4

Alexandria ALEX

Alex-ID: agm097698704 · Space group: Cm (#8)

Basic Information

Formula
Sm8HoH4
Alex-ID
agm097698704
Elements
3
Sites
13
Space group
Cm (#8)
Crystal system
monoclinic
Volume
318.33
ų
Cell a
3.7203
Å
Cell b
9.8565
Å
Cell c
9.8316
Å
α angle
115.46
°
β angle
100.88
°
γ angle
89.99
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm8HoH4
Sm
8.00 · 61.5%
Ho
1.00 · 7.7%
H
4.00 · 30.8%

Energy & Stability

Energy above hull
0.0830
eV/atom
Formation energy
-0.2740
eV/atom
Corrected total energy
-58.8872
eV
Raw total energy
-58.8872
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
11.4778
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C8_1765_spg1

Decomposition

Sm3HoH8 SmHo3H8 Sm

Computed at

2025-06-16 00:55:22

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: agm097698704).

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 agm097698704
data_agm097698704
_cell_length_a     3.72026
_cell_length_b     9.85654
_cell_length_c     9.83155
_cell_angle_alpha  115.45536
_cell_angle_beta   100.87961
_cell_angle_gamma  89.98980
_cell_volume       318.32767
_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
  Sm1 Sm 0.19754 0.98688 0.31786 1.00000
  Sm2 Sm 0.05248 0.32572 0.02651 1.00000
  Sm3 Sm 0.38445 0.33135 0.69048 1.00000
  Sm4 Sm 0.34589 0.65722 0.61638 1.00000
  Sm5 Sm 0.71820 0.32736 0.35898 1.00000
  Sm6 Sm 0.67743 0.65093 0.27940 1.00000
  Sm7 Sm 0.01718 0.65989 0.95796 1.00000
  Sm8 Sm 0.86845 0.00882 0.66101 1.00000
  Ho1 Ho 0.53476 0.98321 0.99128 1.00000
  H1 H 0.06865 0.91328 0.05903 1.00000
  H2 H 0.53235 0.49402 0.98673 1.00000
  H3 H 0.77507 0.58539 0.47492 1.00000
  H4 H 0.32756 0.07593 0.57946 1.00000
Get direct link