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La2SiS5

Alexandria ALEX

Alex-ID: agm005221912 · Space group: P2_1/c (#14)

Basic Information

Formula
La2SiS5
Alex-ID
agm005221912
Elements
3
Sites
32
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
935.98
ų
Cell a
8.7361
Å
Cell b
8.8723
Å
Cell c
12.0868
Å
α angle
92.45
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La2SiS5
La
8.00 · 25.0%
Si
4.00 · 12.5%
S
20.00 · 62.5%

Energy & Stability

Energy above hull
0.1842
eV/atom
Formation energy
-1.8998
eV/atom
Corrected total energy
-204.4555
eV
Raw total energy
-191.1863
eV

Electronic Structure

Indirect band gap
2.4348
eV
Direct band gap
2.4348
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C5_390_spg14

Decomposition

La4(SiS4)3 La2S3

Computed at

2024-10-08 23:02:39

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: agm005221912).

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 agm005221912
data_agm005221912
_cell_length_a     8.73611
_cell_length_b     8.87234
_cell_length_c     12.08675
_cell_angle_alpha  92.44986
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       935.98438
_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 0.40692 0.49437 0.66170 1.00000
  La2 La 0.90692 0.50563 0.83830 1.00000
  La3 La 0.59308 0.50563 0.33830 1.00000
  La4 La 0.09308 0.49437 0.16170 1.00000
  La5 La 0.42904 0.74099 0.00432 1.00000
  La6 La 0.92904 0.25901 0.49568 1.00000
  La7 La 0.57096 0.25901 0.99568 1.00000
  La8 La 0.07096 0.74099 0.50432 1.00000
  Si1 Si 0.19871 0.02650 0.20173 1.00000
  Si2 Si 0.69871 0.97350 0.29827 1.00000
  Si3 Si 0.80129 0.97350 0.79827 1.00000
  Si4 Si 0.30129 0.02650 0.70173 1.00000
  S1 S 0.58151 0.52474 0.86357 1.00000
  S2 S 0.08151 0.47526 0.63643 1.00000
  S3 S 0.41849 0.47526 0.13643 1.00000
  S4 S 0.91849 0.52474 0.36357 1.00000
  S5 S 0.79699 0.95058 0.45103 1.00000
  S6 S 0.29699 0.04942 0.04897 1.00000
  S7 S 0.20301 0.04942 0.54897 1.00000
  S8 S 0.70301 0.95058 0.95103 1.00000
  S9 S 0.64123 0.78270 0.20624 1.00000
  S10 S 0.14123 0.21730 0.29376 1.00000
  S11 S 0.35877 0.21730 0.79376 1.00000
  S12 S 0.85877 0.78270 0.70624 1.00000
  S13 S 0.13413 0.64149 0.96345 1.00000
  S14 S 0.63413 0.35851 0.53655 1.00000
  S15 S 0.86587 0.35851 0.03655 1.00000
  S16 S 0.36587 0.64149 0.46345 1.00000
  S17 S 0.34590 0.81764 0.75798 1.00000
  S18 S 0.84590 0.18236 0.74202 1.00000
  S19 S 0.65410 0.18236 0.24202 1.00000
  S20 S 0.15410 0.81764 0.25798 1.00000
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