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SmCo4Cu

Alexandria ALEX

Alex-ID: agm003200540 · Space group: P-6m2 (#187)

Basic Information

Formula
SmCo4Cu
Alex-ID
agm003200540
Elements
3
Sites
6
Space group
P-6m2 (#187)
Crystal system
hexagonal
Volume
85.50
ų
Cell a
4.9830
Å
Cell b
4.9830
Å
Cell c
3.9763
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmCo4Cu
Sm
1.00 · 16.7%
Co
4.00 · 66.7%
Cu
1.00 · 16.7%

Energy & Stability

Energy above hull
0.0439
eV/atom
Formation energy
-0.0465
eV/atom
Corrected total energy
-37.6575
eV
Raw total energy
-37.6575
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.3926
Total magnetisation
5.1677
μB

Additional Information

Prototype ID

ABC4_28_spg187

Decomposition

SmCo2 Sm2Co17 SmCu2

Computed at

2021-12-02 23:53:11.937239

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: agm003200540).

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 agm003200540
data_agm003200540
_cell_length_a     4.98297
_cell_length_b     4.98297
_cell_length_c     3.97626
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       85.50321
_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 0.00000 1.00000
  Co1 Co 0.33333 0.66667 0.00000 1.00000
  Co2 Co 0.66394 0.83197 0.50000 1.00000
  Co3 Co 0.16803 0.83197 0.50000 1.00000
  Co4 Co 0.16803 0.33606 0.50000 1.00000
  Cu1 Cu 0.00000 0.00000 0.00000 1.00000
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