Navigation

HEAS Data Platform · Materials Science Database

La7FeI12

Alexandria ALEX

Alex-ID: agm005779745 · Space group: R-3 (#148)

Alexandria Database API

Basic Information

Formula
La7FeI12
Alex-ID
agm005779745
Elements
3
Sites
20
Space group
R-3 (#148)
Crystal system
trigonal
Volume
861.85
ų
Cell a
10.1358
Å
Cell b
10.1358
Å
Cell c
10.1358
Å
α angle
107.22
°
β angle
107.22
°
γ angle
107.22
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La7FeI12
La
7.00 · 35.0%
Fe
1.00 · 5.0%
I
12.00 · 60.0%

Energy & Stability

Energy above hull
0.0117
eV/atom
Formation energy
-1.2877
eV/atom
Corrected total energy
-87.3105
eV
Raw total energy
-87.3105
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
11.8335
Total magnetisation
2.6482
μB

Additional Information

Prototype ID

AB7C12_48_spg148

Decomposition

LaI2 La6FeI10

Computed at

2023-07-20 15:45:27.660581

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: agm005779745).

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 agm005779745
data_agm005779745
_cell_length_a     10.13575
_cell_length_b     10.13575
_cell_length_c     10.13576
_cell_angle_alpha  107.22320
_cell_angle_beta   107.22319
_cell_angle_gamma  107.22321
_cell_volume       861.85491
_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 0.97207 0.70030 0.89811 1.00000
  La2 La 0.29970 0.10189 0.02793 1.00000
  La3 La 0.10189 0.02793 0.29970 1.00000
  La4 La 0.50000 0.50000 0.50000 1.00000
  La5 La 0.89811 0.97207 0.70030 1.00000
  La6 La 0.70030 0.89811 0.97207 1.00000
  La7 La 0.02793 0.29970 0.10189 1.00000
  Fe1 Fe 0.00000 0.00000 0.00000 1.00000
  I1 I 0.92785 0.32007 0.77554 1.00000
  I2 I 0.67993 0.22446 0.07215 1.00000
  I3 I 0.47145 0.15727 0.38781 1.00000
  I4 I 0.84273 0.61219 0.52855 1.00000
  I5 I 0.22446 0.07215 0.67993 1.00000
  I6 I 0.61219 0.52855 0.84273 1.00000
  I7 I 0.38781 0.47145 0.15727 1.00000
  I8 I 0.77554 0.92785 0.32007 1.00000
  I9 I 0.15727 0.38781 0.47145 1.00000
  I10 I 0.52855 0.84273 0.61219 1.00000
  I11 I 0.32007 0.77554 0.92785 1.00000
  I12 I 0.07215 0.67993 0.22446 1.00000
Get direct link