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La3Mg2CrS8

Alexandria ALEX

Alex-ID: agm005281040 · Space group: R-3m (#166)

Basic Information

Formula
La3Mg2CrS8
Alex-ID
agm005281040
Elements
4
Sites
14
Space group
R-3m (#166)
Crystal system
trigonal
Volume
362.51
ų
Cell a
7.9349
Å
Cell b
7.9349
Å
Cell c
7.9349
Å
α angle
61.16
°
β angle
61.16
°
γ angle
61.16
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La3Mg2CrS8
La
3.00 · 21.4%
Mg
2.00 · 14.3%
Cr
1.00 · 7.1%
S
8.00 · 57.1%

Energy & Stability

Energy above hull
0.1773
eV/atom
Formation energy
-1.9191
eV/atom
Corrected total energy
-87.4818
eV
Raw total energy
-82.1742
eV

Electronic Structure

Indirect band gap
0.7834
eV
Direct band gap
0.7834
eV
DOS at Fermi level
-0.1697
Total magnetisation
-2.9743
μB

Additional Information

Prototype ID

AB2C3D8_187_spg160

Decomposition

LaCrS3 La2S3 MgS

Computed at

2023-05-06 16:51:18.793529

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: agm005281040).

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 agm005281040
data_agm005281040
_cell_length_a     7.93491
_cell_length_b     7.93491
_cell_length_c     7.93491
_cell_angle_alpha  61.16235
_cell_angle_beta   61.16235
_cell_angle_gamma  61.16235
_cell_volume       362.51313
_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 0.50000 0.00000 0.50000 1.00000
  La2 La 0.00000 0.50000 0.50000 1.00000
  La3 La 0.50000 0.50000 0.00000 1.00000
  Mg1 Mg 0.12677 0.12677 0.12677 1.00000
  Mg2 Mg 0.87323 0.87323 0.87323 1.00000
  Cr1 Cr 0.50000 0.50000 0.50000 1.00000
  S1 S 0.27359 0.73380 0.27359 1.00000
  S2 S 0.26620 0.72641 0.72641 1.00000
  S3 S 0.74809 0.74809 0.74809 1.00000
  S4 S 0.72641 0.72641 0.26620 1.00000
  S5 S 0.25191 0.25191 0.25191 1.00000
  S6 S 0.27359 0.27359 0.73380 1.00000
  S7 S 0.72641 0.26620 0.72641 1.00000
  S8 S 0.73380 0.27359 0.27359 1.00000
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