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Fe4SiH8

Alexandria ALEX

Alex-ID: agm098090115 · Space group: Cm (#8)

Basic Information

Formula
Fe4SiH8
Alex-ID
agm098090115
Elements
3
Sites
13
Space group
Cm (#8)
Crystal system
monoclinic
Volume
87.17
ų
Cell a
3.6850
Å
Cell b
5.2294
Å
Cell c
5.2224
Å
α angle
119.96
°
β angle
90.00
°
γ angle
91.04
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Fe4SiH8
Fe
4.00 · 30.8%
Si
1.00 · 7.7%
H
8.00 · 61.5%

Energy & Stability

Energy above hull
0.1666
eV/atom
Formation energy
0.0247
eV/atom
Corrected total energy
-64.8700
eV
Raw total energy
-64.8699
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0022
eV
DOS at Fermi level
5.2494
Total magnetisation
3.7682
μB

Additional Information

Prototype ID

AB4C8_543_spg12

Decomposition

Fe3Si SiH20 FeH

Computed at

2025-06-16 01:40:30

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: agm098090115).

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 agm098090115
data_agm098090115
_cell_length_a     3.68499
_cell_length_b     5.22940
_cell_length_c     5.22239
_cell_angle_alpha  119.95648
_cell_angle_beta   89.99939
_cell_angle_gamma  91.04303
_cell_volume       87.17325
_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
  Fe1 Fe 0.96233 0.96515 0.00068 1.00000
  Fe2 Fe 0.02523 0.46105 0.49973 1.00000
  Fe3 Fe 0.97934 0.46158 0.00001 1.00000
  Fe4 Fe 0.96233 0.96515 0.50293 1.00000
  Si1 Si 0.44949 0.10457 0.82152 1.00000
  H1 H 0.21136 0.09857 0.31852 1.00000
  H2 H 0.20122 0.65643 0.86486 1.00000
  H3 H 0.74896 0.79332 0.16590 1.00000
  H4 H 0.45497 0.48121 0.00985 1.00000
  H5 H 0.20122 0.65644 0.33003 1.00000
  H6 H 0.77026 0.29408 0.64736 1.00000
  H7 H 0.77024 0.29406 0.18517 1.00000
  H8 H 0.76305 0.76837 0.65343 1.00000
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