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Fe2Si

Alexandria ALEX

Alex-ID: agm005463293 · Space group: Cm (#8)

Basic Information

Formula
Fe2Si
Alex-ID
agm005463293
Elements
2
Sites
6
Space group
Cm (#8)
Crystal system
monoclinic
Volume
65.20
ų
Cell a
4.5345
Å
Cell b
4.5345
Å
Cell c
5.8421
Å
α angle
81.43
°
β angle
81.43
°
γ angle
33.33
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Fe2Si
Fe
4.00 · 66.7%
Si
2.00 · 33.3%

Energy & Stability

Energy above hull
0.1538
eV/atom
Formation energy
-0.2264
eV/atom
Corrected total energy
-46.0549
eV
Raw total energy
-46.0549
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0006
eV
DOS at Fermi level
6.9318
Total magnetisation
0.8588
μB

Additional Information

Prototype ID

AB2_1946_spg8

Decomposition

Fe3Si FeSi

Computed at

2023-03-21 23:05:12.704336

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: agm005463293).

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 agm005463293
data_agm005463293
_cell_length_a     4.53452
_cell_length_b     4.53452
_cell_length_c     5.84208
_cell_angle_alpha  81.43101
_cell_angle_beta   81.43101
_cell_angle_gamma  33.32887
_cell_volume       65.19830
_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 0.97630 0.97630 0.98547 1.00000
  Fe2 Fe 0.33041 0.33041 0.34402 1.00000
  Fe3 Fe 0.69176 0.69176 0.67075 1.00000
  Fe4 Fe 0.60612 0.60612 0.27432 1.00000
  Si1 Si 0.97776 0.97776 0.58257 1.00000
  Si2 Si 0.25098 0.25098 0.97621 1.00000
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