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LaIBr2

Alexandria ALEX

Alex-ID: agm073276396 · Space group: P1 (#1)

Basic Information

Formula
LaIBr2
Alex-ID
agm073276396
Elements
3
Sites
24
Space group
P1 (#1)
Crystal system
triclinic
Volume
1,202.06
ų
Cell a
7.9192
Å
Cell b
7.9328
Å
Cell c
22.1317
Å
α angle
87.39
°
β angle
87.28
°
γ angle
59.98
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaIBr2
La
6.00 · 25.0%
I
6.00 · 25.0%
Br
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0204
eV/atom
Formation energy
-1.8233
eV/atom
Corrected total energy
-102.6995
eV
Raw total energy
-102.6995
eV

Electronic Structure

Indirect band gap
3.1906
eV
Direct band gap
3.1906
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_12452_spg1

Decomposition

LaI2Br LaBr3

Computed at

2025-01-19 15:59:28

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: agm073276396).

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 agm073276396
data_agm073276396
_cell_length_a     7.91921
_cell_length_b     7.93284
_cell_length_c     22.13174
_cell_angle_alpha  87.39057
_cell_angle_beta   87.27524
_cell_angle_gamma  59.97651
_cell_volume       1202.05768
_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 0.68902 0.65837 0.50268 1.00000
  La2 La 0.50434 0.00490 0.16550 1.00000
  La3 La 0.64995 0.68379 0.83181 1.00000
  La4 La 0.34570 0.31409 0.50261 1.00000
  La5 La 0.81528 0.34908 0.16581 1.00000
  La6 La 0.99590 0.99118 0.83121 1.00000
  I1 I 0.65904 0.35944 0.41904 1.00000
  I2 I 0.16747 0.04290 0.08199 1.00000
  I3 I 0.95316 0.32987 0.91394 1.00000
  I4 I 0.37272 0.61546 0.58757 1.00000
  I5 I 0.15219 0.30206 0.24955 1.00000
  I6 I 0.69665 0.34512 0.74864 1.00000
  Br1 Br 0.79297 0.67865 0.09077 1.00000
  Br2 Br 0.95040 0.71960 0.75610 1.00000
  Br3 Br 0.02681 0.61742 0.42850 1.00000
  Br4 Br 0.54307 0.30324 0.09014 1.00000
  Br5 Br 0.32757 0.96599 0.75590 1.00000
  Br6 Br 0.40067 0.98963 0.42814 1.00000
  Br7 Br 0.63040 0.98333 0.57810 1.00000
  Br8 Br 0.31870 0.70886 0.90717 1.00000
  Br9 Br 0.77916 0.04730 0.24022 1.00000
  Br10 Br 0.00714 0.35957 0.57770 1.00000
  Br11 Br 0.69557 0.95567 0.90694 1.00000
  Br12 Br 0.52612 0.67448 0.23995 1.00000
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