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Sm2Cu12Ni5

Alexandria ALEX

Alex-ID: agm005677557 · Space group: R-3m (#166)

Basic Information

Formula
Sm2Cu12Ni5
Alex-ID
agm005677557
Elements
3
Sites
19
Space group
R-3m (#166)
Crystal system
trigonal
Volume
258.79
ų
Cell a
6.4170
Å
Cell b
6.4170
Å
Cell c
6.4170
Å
α angle
83.01
°
β angle
83.01
°
γ angle
83.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm2Cu12Ni5
Sm
2.00 · 10.5%
Cu
12.00 · 63.2%
Ni
5.00 · 26.3%

Energy & Stability

Energy above hull
0.0452
eV/atom
Formation energy
-0.1034
eV/atom
Corrected total energy
-90.2507
eV
Raw total energy
-90.2507
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
10.9755
Total magnetisation
-0.0006
μB

Additional Information

Prototype ID

A2B5C12_0_spg166

Decomposition

SmCu2Ni3 SmCu3Ni2 Cu

Computed at

2023-06-26 01:40:20.035157

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: agm005677557).

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 agm005677557
data_agm005677557
_cell_length_a     6.41698
_cell_length_b     6.41698
_cell_length_c     6.41698
_cell_angle_alpha  83.01032
_cell_angle_beta   83.01033
_cell_angle_gamma  83.01031
_cell_volume       258.78616
_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 0.66870 0.66870 0.66870 1.00000
  Sm2 Sm 0.33130 0.33130 0.33130 1.00000
  Cu1 Cu 0.29065 0.70935 0.00000 1.00000
  Cu2 Cu 0.70935 1.00000 0.29065 1.00000
  Cu3 Cu 0.00000 0.29065 0.70935 1.00000
  Cu4 Cu 0.70935 0.29065 1.00000 1.00000
  Cu5 Cu 0.29065 0.00000 0.70935 1.00000
  Cu6 Cu 1.00000 0.70935 0.29065 1.00000
  Cu7 Cu 0.34494 0.34494 0.84866 1.00000
  Cu8 Cu 0.34494 0.84866 0.34494 1.00000
  Cu9 Cu 0.84866 0.34494 0.34494 1.00000
  Cu10 Cu 0.65506 0.15134 0.65506 1.00000
  Cu11 Cu 0.65506 0.65506 0.15134 1.00000
  Cu12 Cu 0.15134 0.65506 0.65506 1.00000
  Ni1 Ni 0.00000 0.00000 0.50000 1.00000
  Ni2 Ni 0.00000 0.50000 0.00000 1.00000
  Ni3 Ni 0.50000 0.00000 0.00000 1.00000
  Ni4 Ni 0.90135 0.90135 0.90135 1.00000
  Ni5 Ni 0.09865 0.09865 0.09865 1.00000
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