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FeCoSi

Alexandria ALEX

Alex-ID: agm005687565 · Space group: P6_3/mmc (#194)

Basic Information

Formula
FeCoSi
Alex-ID
agm005687565
Elements
3
Sites
6
Space group
P6_3/mmc (#194)
Crystal system
hexagonal
Volume
66.28
ų
Cell a
3.9497
Å
Cell b
3.9497
Å
Cell c
4.9066
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
FeCoSi
Fe
2.00 · 33.3%
Co
2.00 · 33.3%
Si
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0827
eV/atom
Formation energy
-0.3572
eV/atom
Corrected total energy
-44.1623
eV
Raw total energy
-44.1623
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0004
eV
DOS at Fermi level
5.3283
Total magnetisation
4.5758
μB

Additional Information

Prototype ID

ABC_3_spg194

Decomposition

Fe2CoSi CoSi

Computed at

2023-06-18 10:51:02.006658

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: agm005687565).

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 agm005687565
data_agm005687565
_cell_length_a     3.94968
_cell_length_b     3.94968
_cell_length_c     4.90662
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.01296
_cell_volume       66.27979
_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 0.00000 0.50000 0.00000 1.00000
  Fe2 Fe 0.00000 0.50000 0.50000 1.00000
  Co1 Co 0.33323 0.16677 0.75000 1.00000
  Co2 Co 0.66677 0.83323 0.25000 1.00000
  Si1 Si 0.66654 0.83346 0.75000 1.00000
  Si2 Si 0.33346 0.16654 0.25000 1.00000
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