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SmPt2

Alexandria ALEX

Alex-ID: agm016867787 · Space group: Cmcm (#63)

Basic Information

Formula
SmPt2
Alex-ID
agm016867787
Elements
2
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
122.02
ų
Cell a
5.3589
Å
Cell b
5.3589
Å
Cell c
5.6876
Å
α angle
90.00
°
β angle
90.00
°
γ angle
131.67
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmPt2
Sm
2.00 · 33.3%
Pt
4.00 · 66.7%

Energy & Stability

Energy above hull
0.0014
eV/atom
Formation energy
-1.0553
eV/atom
Corrected total energy
-40.1311
eV
Raw total energy
-40.1311
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.1245
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_706_spg194

Decomposition

Sm3Pt5 Sm15Pt32

Computed at

2025-04-15 22:07:50

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: agm016867787).

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 agm016867787
data_agm016867787
_cell_length_a     5.35888
_cell_length_b     5.35888
_cell_length_c     5.68763
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  131.66683
_cell_volume       122.01500
_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 0.30289 0.69711 0.75000 1.00000
  Sm2 Sm 0.69711 0.30289 0.25000 1.00000
  Pt1 Pt 0.59765 0.40235 0.75000 1.00000
  Pt2 Pt 0.40235 0.59765 0.25000 1.00000
  Pt3 Pt 0.00000 0.00000 0.00000 1.00000
  Pt4 Pt 0.00000 0.00000 0.50000 1.00000
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