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SmPa2Se3

Alexandria ALEX

Alex-ID: agm005757115 · Space group: Pnma (#62)

Basic Information

Formula
SmPa2Se3
Alex-ID
agm005757115
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
583.32
ų
Cell a
5.7900
Å
Cell b
8.0832
Å
Cell c
12.4635
Å
α angle
90.00
°
β angle
90.00
°
γ angle
89.97
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmPa2Se3
Sm
4.00 · 16.7%
Pa
8.00 · 33.3%
Se
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0168
eV/atom
Formation energy
-1.3903
eV/atom
Corrected total energy
-170.1372
eV
Raw total energy
-170.1371
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0024
eV
DOS at Fermi level
36.4537
Total magnetisation
3.7849
μB

Additional Information

Prototype ID

AB2C3_768_spg14

Decomposition

Sm5Se6 PaSe Pa

Computed at

2023-08-24 22:42:38.153222

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: agm005757115).

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 agm005757115
data_agm005757115
_cell_length_a     5.79005
_cell_length_b     8.08321
_cell_length_c     12.46349
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  89.97194
_cell_volume       583.31817
_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 0.24978 0.87174 0.08129 1.00000
  Sm2 Sm 0.24978 0.37174 0.41871 1.00000
  Sm3 Sm 0.75022 0.62826 0.58129 1.00000
  Sm4 Sm 0.75022 0.12826 0.91871 1.00000
  Pa1 Pa 0.25069 0.87549 0.75257 1.00000
  Pa2 Pa 0.25069 0.37549 0.74743 1.00000
  Pa3 Pa 0.24966 0.87818 0.41627 1.00000
  Pa4 Pa 0.24966 0.37818 0.08373 1.00000
  Pa5 Pa 0.75034 0.62182 0.91627 1.00000
  Pa6 Pa 0.75034 0.12182 0.58373 1.00000
  Pa7 Pa 0.74931 0.62451 0.25257 1.00000
  Pa8 Pa 0.74931 0.12451 0.24743 1.00000
  Se1 Se 0.25024 0.62879 0.58327 1.00000
  Se2 Se 0.25024 0.12879 0.91673 1.00000
  Se3 Se 0.25035 0.62247 0.91533 1.00000
  Se4 Se 0.25035 0.12247 0.58467 1.00000
  Se5 Se 0.24928 0.62516 0.25206 1.00000
  Se6 Se 0.24928 0.12516 0.24794 1.00000
  Se7 Se 0.75072 0.87484 0.75206 1.00000
  Se8 Se 0.75072 0.37484 0.74794 1.00000
  Se9 Se 0.74965 0.87753 0.41533 1.00000
  Se10 Se 0.74965 0.37753 0.08467 1.00000
  Se11 Se 0.74976 0.87121 0.08327 1.00000
  Se12 Se 0.74976 0.37121 0.41673 1.00000
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