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Ho3SiSe2

Alexandria ALEX

Alex-ID: agm020154887 · Space group: C2/c (#15)

Basic Information

Formula
Ho3SiSe2
Alex-ID
agm020154887
Elements
3
Sites
12
Space group
C2/c (#15)
Crystal system
monoclinic
Volume
289.17
ų
Cell a
7.0781
Å
Cell b
7.0781
Å
Cell c
7.0584
Å
α angle
80.28
°
β angle
99.72
°
γ angle
60.27
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho3SiSe2
Ho
6.00 · 50.0%
Si
2.00 · 16.7%
Se
4.00 · 33.3%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.5088
eV/atom
Corrected total energy
-70.3852
eV
Raw total energy
-70.3852
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.2218
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_5_spg15

Decomposition

Ho3SiSe2

Computed at

2025-02-26 03:27:44

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: agm020154887).

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 agm020154887
data_agm020154887
_cell_length_a     7.07812
_cell_length_b     7.07812
_cell_length_c     7.05842
_cell_angle_alpha  80.27571
_cell_angle_beta   99.72429
_cell_angle_gamma  60.26673
_cell_volume       289.16608
_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 0.18761 0.65620 0.00106 1.00000
  Ho2 Ho 0.34380 0.81239 0.50106 1.00000
  Ho3 Ho 0.50000 0.00000 0.00000 1.00000
  Ho4 Ho 0.81239 0.34380 0.99894 1.00000
  Ho5 Ho 0.00000 0.50000 0.50000 1.00000
  Ho6 Ho 0.65620 0.18761 0.49894 1.00000
  Si1 Si 0.58719 0.58719 0.25000 1.00000
  Si2 Si 0.41281 0.41281 0.75000 1.00000
  Se1 Se 0.91744 0.91744 0.25000 1.00000
  Se2 Se 0.24605 0.24605 0.25000 1.00000
  Se3 Se 0.08256 0.08256 0.75000 1.00000
  Se4 Se 0.75395 0.75395 0.75000 1.00000
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