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SmGaCo2

Alexandria ALEX

Alex-ID: agm005286354 · Space group: P-3m1 (#164)

Basic Information

Formula
SmGaCo2
Alex-ID
agm005286354
Elements
3
Sites
24
Space group
P-3m1 (#164)
Crystal system
trigonal
Volume
391.39
ų
Cell a
5.2437
Å
Cell b
5.2437
Å
Cell c
16.4364
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmGaCo2
Sm
6.00 · 25.0%
Ga
6.00 · 25.0%
Co
12.00 · 50.0%

Energy & Stability

Energy above hull
0.1098
eV/atom
Formation energy
-0.2233
eV/atom
Corrected total energy
-137.3627
eV
Raw total energy
-137.3627
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
30.8395
Total magnetisation
13.0112
μB

Additional Information

Prototype ID

ABC2_138_spg194

Decomposition

Sm3(GaCo)4 Sm2Co17 SmGaCo

Computed at

2023-05-09 12:45:53.726880

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: agm005286354).

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 agm005286354
data_agm005286354
_cell_length_a     5.24371
_cell_length_b     5.24371
_cell_length_c     16.43638
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       391.39446
_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 0.33333 0.66667 0.03195 1.00000
  Sm2 Sm 0.66667 0.33333 0.96805 1.00000
  Sm3 Sm 0.66667 0.33333 0.53916 1.00000
  Sm4 Sm 0.33333 0.66667 0.46084 1.00000
  Sm5 Sm 0.33333 0.66667 0.25670 1.00000
  Sm6 Sm 0.66667 0.33333 0.74330 1.00000
  Ga1 Ga 0.83447 0.16553 0.13606 1.00000
  Ga2 Ga 0.33106 0.16553 0.13606 1.00000
  Ga3 Ga 0.83447 0.66894 0.13606 1.00000
  Ga4 Ga 0.16553 0.83447 0.86394 1.00000
  Ga5 Ga 0.66894 0.83447 0.86394 1.00000
  Ga6 Ga 0.16553 0.33106 0.86394 1.00000
  Co1 Co 0.33333 0.66667 0.73515 1.00000
  Co2 Co 0.66667 0.33333 0.26485 1.00000
  Co3 Co 0.00000 0.00000 0.73807 1.00000
  Co4 Co 0.00000 0.00000 0.26193 1.00000
  Co5 Co 0.00000 0.00000 0.50000 1.00000
  Co6 Co 0.00000 0.00000 0.00000 1.00000
  Co7 Co 0.16447 0.83553 0.62379 1.00000
  Co8 Co 0.67107 0.83553 0.62379 1.00000
  Co9 Co 0.16447 0.32893 0.62379 1.00000
  Co10 Co 0.83553 0.16447 0.37621 1.00000
  Co11 Co 0.32893 0.16447 0.37621 1.00000
  Co12 Co 0.83553 0.67107 0.37621 1.00000
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