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LaSm2S3

Alexandria ALEX

Alex-ID: agm033136647 · Space group: Fddd (#70)

Basic Information

Formula
LaSm2S3
Alex-ID
agm033136647
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
566.83
ų
Cell a
13.4333
Å
Cell b
12.7997
Å
Cell c
7.0402
Å
α angle
79.47
°
β angle
69.52
°
γ angle
31.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaSm2S3
La
4.00 · 16.7%
Sm
8.00 · 33.3%
S
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0086
eV/atom
Formation energy
-2.4039
eV/atom
Corrected total energy
-164.7209
eV
Raw total energy
-156.7594
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0128
eV
DOS at Fermi level
13.0900
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_2914_spg15

Decomposition

LaSm4S5 LaSmS2

Computed at

2025-02-28 20:24:05

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: agm033136647).

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 agm033136647
data_agm033136647
_cell_length_a     13.43331
_cell_length_b     12.79972
_cell_length_c     7.04016
_cell_angle_alpha  79.46778
_cell_angle_beta   69.51786
_cell_angle_gamma  31.01436
_cell_volume       566.82891
_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
  La1 La 0.91672 0.91672 0.08328 1.00000
  La2 La 0.33328 0.33328 0.16672 1.00000
  La3 La 0.16672 0.16672 0.33328 1.00000
  La4 La 0.08328 0.08328 0.91672 1.00000
  Sm1 Sm 0.00054 0.00054 0.49946 1.00000
  Sm2 Sm 0.41626 0.41626 0.58374 1.00000
  Sm3 Sm 0.83374 0.83374 0.66626 1.00000
  Sm4 Sm 0.24946 0.24946 0.75054 1.00000
  Sm5 Sm 0.75054 0.75054 0.24946 1.00000
  Sm6 Sm 0.66626 0.66626 0.83374 1.00000
  Sm7 Sm 0.58374 0.58374 0.41626 1.00000
  Sm8 Sm 0.49946 0.49946 0.00054 1.00000
  S1 S 0.66832 0.16754 0.82461 1.00000
  S2 S 0.16754 0.66832 0.33954 1.00000
  S3 S 0.58168 0.08246 0.42539 1.00000
  S4 S 0.08246 0.58168 0.91046 1.00000
  S5 S 0.50757 0.99243 0.99243 1.00000
  S6 S 0.99243 0.50757 0.50757 1.00000
  S7 S 0.91046 0.42539 0.08246 1.00000
  S8 S 0.42539 0.91046 0.58168 1.00000
  S9 S 0.33954 0.82461 0.16754 1.00000
  S10 S 0.82461 0.33954 0.66832 1.00000
  S11 S 0.74243 0.25757 0.25757 1.00000
  S12 S 0.25757 0.74243 0.74243 1.00000
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