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Sm2FeCo16

Alexandria ALEX

Alex-ID: agm022325079 · Space group: P-3m1 (#164)

Basic Information

Formula
Sm2FeCo16
Alex-ID
agm022325079
Elements
3
Sites
38
Space group
P-3m1 (#164)
Crystal system
trigonal
Volume
489.68
ų
Cell a
8.3468
Å
Cell b
8.3468
Å
Cell c
8.1161
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm2FeCo16
Sm
4.00 · 10.5%
Fe
2.00 · 5.3%
Co
32.00 · 84.2%

Energy & Stability

Energy above hull
0.0055
eV/atom
Formation energy
-0.0602
eV/atom
Corrected total energy
-266.0685
eV
Raw total energy
-266.0684
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
41.7849
Total magnetisation
52.3910
μB

Additional Information

Prototype ID

AB2C16_1_spg164

Decomposition

Sm2FeCo16

Computed at

2025-01-17 22:47:17

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: agm022325079).

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 agm022325079
data_agm022325079
_cell_length_a     8.34680
_cell_length_b     8.34680
_cell_length_c     8.11606
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       489.68442
_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 0.66667 0.33333 0.25180 1.00000
  Sm2 Sm 0.33333 0.66667 0.74820 1.00000
  Sm3 Sm 0.00000 0.00000 0.74939 1.00000
  Sm4 Sm 0.00000 0.00000 0.25061 1.00000
  Fe1 Fe 0.33333 0.66667 0.10829 1.00000
  Fe2 Fe 0.66667 0.33333 0.89171 1.00000
  Co1 Co 0.95133 0.62248 0.74970 1.00000
  Co2 Co 0.67114 0.04867 0.74970 1.00000
  Co3 Co 0.37752 0.32886 0.74970 1.00000
  Co4 Co 0.95133 0.32886 0.74970 1.00000
  Co5 Co 0.67114 0.62248 0.74970 1.00000
  Co6 Co 0.37752 0.04867 0.74970 1.00000
  Co7 Co 0.04867 0.37752 0.25030 1.00000
  Co8 Co 0.32886 0.95133 0.25030 1.00000
  Co9 Co 0.62248 0.67114 0.25030 1.00000
  Co10 Co 0.04867 0.67114 0.25030 1.00000
  Co11 Co 0.32886 0.37752 0.25030 1.00000
  Co12 Co 0.62248 0.95133 0.25030 1.00000
  Co13 Co 0.33414 0.16707 0.47936 1.00000
  Co14 Co 0.83293 0.66586 0.47936 1.00000
  Co15 Co 0.83293 0.16707 0.47936 1.00000
  Co16 Co 0.66586 0.83293 0.52064 1.00000
  Co17 Co 0.16707 0.33414 0.52064 1.00000
  Co18 Co 0.16707 0.83293 0.52064 1.00000
  Co19 Co 0.66785 0.83393 0.98011 1.00000
  Co20 Co 0.16607 0.33215 0.98011 1.00000
  Co21 Co 0.16607 0.83393 0.98011 1.00000
  Co22 Co 0.33215 0.16607 0.01989 1.00000
  Co23 Co 0.83393 0.66785 0.01989 1.00000
  Co24 Co 0.83393 0.16607 0.01989 1.00000
  Co25 Co 0.00000 0.50000 0.50000 1.00000
  Co26 Co 0.50000 0.00000 0.50000 1.00000
  Co27 Co 0.50000 0.50000 0.50000 1.00000
  Co28 Co 0.00000 0.50000 0.00000 1.00000
  Co29 Co 0.50000 0.00000 0.00000 1.00000
  Co30 Co 0.50000 0.50000 0.00000 1.00000
  Co31 Co 0.66667 0.33333 0.60565 1.00000
  Co32 Co 0.33333 0.66667 0.39435 1.00000
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