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Sr4Li2I9

Alexandria ALEX

Alex-ID: agm005644694 · Space group: P-3c1 (#165)

Basic Information

Formula
Sr4Li2I9
Alex-ID
agm005644694
Elements
3
Sites
30
Space group
P-3c1 (#165)
Crystal system
trigonal
Volume
1,255.27
ų
Cell a
8.0635
Å
Cell b
8.0647
Å
Cell c
22.2866
Å
α angle
90.00
°
β angle
90.01
°
γ angle
60.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr4Li2I9
Sr
8.00 · 26.7%
Li
4.00 · 13.3%
I
18.00 · 60.0%

Energy & Stability

Energy above hull
0.0983
eV/atom
Formation energy
-1.4281
eV/atom
Corrected total energy
-91.9173
eV
Raw total energy
-91.9173
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0435
eV
DOS at Fermi level
13.5940
Total magnetisation
1.0513
μB

Additional Information

Prototype ID

A2B4C9_141_spg2

Decomposition

LiI Li SrI2

Computed at

2023-06-16 23:41:16.855041

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: agm005644694).

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 agm005644694
data_agm005644694
_cell_length_a     8.06346
_cell_length_b     8.06468
_cell_length_c     22.28658
_cell_angle_alpha  90.00476
_cell_angle_beta   90.00917
_cell_angle_gamma  60.01261
_cell_volume       1255.27286
_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
  Sr1 Sr 0.33342 0.33352 0.98969 1.00000
  Sr2 Sr 0.33326 0.33337 0.48974 1.00000
  Sr3 Sr 0.66658 0.66648 0.01031 1.00000
  Sr4 Sr 0.33256 0.33343 0.17854 1.00000
  Sr5 Sr 0.66674 0.66663 0.51026 1.00000
  Sr6 Sr 0.66602 0.66678 0.32145 1.00000
  Sr7 Sr 0.33398 0.33322 0.67855 1.00000
  Sr8 Sr 0.66744 0.66657 0.82146 1.00000
  Li1 Li 0.99908 0.00082 0.33693 1.00000
  Li2 Li 0.99951 0.99940 0.16283 1.00000
  Li3 Li 0.00092 0.99918 0.66307 1.00000
  Li4 Li 0.00049 0.00060 0.83717 1.00000
  I1 I 0.00083 0.29305 0.75012 1.00000
  I2 I 0.29385 0.70654 0.75007 1.00000
  I3 I 0.70748 0.99999 0.75003 1.00000
  I4 I 0.99917 0.70695 0.24988 1.00000
  I5 I 0.70615 0.29346 0.24993 1.00000
  I6 I 0.29251 0.00001 0.24997 1.00000
  I7 I 0.68871 0.97886 0.41442 1.00000
  I8 I 0.97863 0.33247 0.41437 1.00000
  I9 I 0.33184 0.68922 0.41452 1.00000
  I10 I 0.66737 0.02127 0.08557 1.00000
  I11 I 0.31100 0.66765 0.08562 1.00000
  I12 I 0.02121 0.31044 0.08536 1.00000
  I13 I 0.31129 0.02114 0.58558 1.00000
  I14 I 0.02137 0.66753 0.58563 1.00000
  I15 I 0.66815 0.31078 0.58548 1.00000
  I16 I 0.33263 0.97873 0.91442 1.00000
  I17 I 0.68900 0.33235 0.91438 1.00000
  I18 I 0.97879 0.68956 0.91464 1.00000
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