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Sm4Co10Si

Alexandria ALEX

Alex-ID: agm005282425 · Space group: I4_1/amd (#141)

Basic Information

Formula
Sm4Co10Si
Alex-ID
agm005282425
Elements
3
Sites
30
Space group
I4_1/amd (#141)
Crystal system
tetragonal
Volume
533.99
ų
Cell a
10.8017
Å
Cell b
10.8017
Å
Cell c
10.8017
Å
α angle
92.85
°
β angle
92.85
°
γ angle
154.24
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm4Co10Si
Sm
8.00 · 26.7%
Co
20.00 · 66.7%
Si
2.00 · 6.7%

Energy & Stability

Energy above hull
0.4062
eV/atom
Formation energy
0.1977
eV/atom
Corrected total energy
-185.1802
eV
Raw total energy
-185.1801
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0007
eV
DOS at Fermi level
30.0018
Total magnetisation
28.9857
μB

Additional Information

Prototype ID

AB4C10_83_spg141

Decomposition

SmCo2 SmCoSi Sm2Co17

Computed at

2023-05-15 11:48:46.821367

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: agm005282425).

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 agm005282425
data_agm005282425
_cell_length_a     10.80173
_cell_length_b     10.80173
_cell_length_c     10.80173
_cell_angle_alpha  92.84859
_cell_angle_beta   92.84859
_cell_angle_gamma  154.23791
_cell_volume       533.99364
_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 0.60575 0.95988 0.35413 1.00000
  Sm2 Sm 0.60575 0.25162 0.64587 1.00000
  Sm3 Sm 0.20988 0.35575 0.85413 1.00000
  Sm4 Sm 0.64425 0.49838 0.85413 1.00000
  Sm5 Sm 0.64425 0.79012 0.14587 1.00000
  Sm6 Sm 0.50162 0.35575 0.14587 1.00000
  Sm7 Sm 0.04012 0.39425 0.64587 1.00000
  Sm8 Sm 0.74838 0.39425 0.35413 1.00000
  Co1 Co 0.12500 0.87500 0.75000 1.00000
  Co2 Co 0.12500 0.37500 0.25000 1.00000
  Co3 Co 0.12500 0.87500 0.25000 1.00000
  Co4 Co 0.62500 0.87500 0.75000 1.00000
  Co5 Co 0.39201 0.48509 0.60623 1.00000
  Co6 Co 0.87887 0.78578 0.39377 1.00000
  Co7 Co 0.73509 0.62887 0.59308 1.00000
  Co8 Co 0.85799 0.96422 0.59308 1.00000
  Co9 Co 0.85799 0.26491 0.89377 1.00000
  Co10 Co 0.03578 0.14201 0.40692 1.00000
  Co11 Co 0.37113 0.26491 0.40692 1.00000
  Co12 Co 0.37113 0.96422 0.10623 1.00000
  Co13 Co 0.51491 0.60799 0.39377 1.00000
  Co14 Co 0.51491 0.12113 0.90692 1.00000
  Co15 Co 0.21422 0.12113 0.60623 1.00000
  Co16 Co 0.21422 0.60799 0.09308 1.00000
  Co17 Co 0.39201 0.78578 0.90692 1.00000
  Co18 Co 0.87887 0.48509 0.09308 1.00000
  Co19 Co 0.03578 0.62887 0.89377 1.00000
  Co20 Co 0.73509 0.14201 0.10623 1.00000
  Si1 Si 0.25000 0.75000 0.50000 1.00000
  Si2 Si 0.00000 0.00000 0.00000 1.00000
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