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La7HgBr12

Alexandria ALEX

Alex-ID: agm005804624 · Space group: R-3 (#148)

Alexandria Database API

Basic Information

Formula
La7HgBr12
Alex-ID
agm005804624
Elements
3
Sites
20
Space group
R-3 (#148)
Crystal system
trigonal
Volume
726.00
ų
Cell a
9.9217
Å
Cell b
9.9217
Å
Cell c
9.9217
Å
α angle
110.36
°
β angle
110.36
°
γ angle
110.36
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La7HgBr12
La
7.00 · 35.0%
Hg
1.00 · 5.0%
Br
12.00 · 60.0%

Energy & Stability

Energy above hull
0.0219
eV/atom
Formation energy
-1.6489
eV/atom
Corrected total energy
-87.9049
eV
Raw total energy
-87.9049
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0216
eV
DOS at Fermi level
6.1005
Total magnetisation
2.4499
μB

Additional Information

Prototype ID

AB7C12_72_spg148

Decomposition

La2Br5 La3HgBr3 La

Computed at

2023-07-15 12:43:00.616395

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: agm005804624).

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 agm005804624
data_agm005804624
_cell_length_a     9.92174
_cell_length_b     9.92174
_cell_length_c     9.92174
_cell_angle_alpha  110.36235
_cell_angle_beta   110.36234
_cell_angle_gamma  110.36234
_cell_volume       726.00374
_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 0.93568 0.63785 0.85192 1.00000
  La2 La 0.36215 0.14808 0.06432 1.00000
  La3 La 0.14808 0.06432 0.36215 1.00000
  La4 La 0.50000 0.50000 0.50000 1.00000
  La5 La 0.85192 0.93568 0.63785 1.00000
  La6 La 0.63785 0.85192 0.93568 1.00000
  La7 La 0.06432 0.36215 0.14808 1.00000
  Hg1 Hg 0.00000 0.00000 0.00000 1.00000
  Br1 Br 0.92537 0.30029 0.78819 1.00000
  Br2 Br 0.69971 0.21181 0.07463 1.00000
  Br3 Br 0.48947 0.16074 0.39735 1.00000
  Br4 Br 0.83926 0.60265 0.51053 1.00000
  Br5 Br 0.21181 0.07463 0.69971 1.00000
  Br6 Br 0.60265 0.51053 0.83926 1.00000
  Br7 Br 0.39735 0.48947 0.16074 1.00000
  Br8 Br 0.78819 0.92537 0.30029 1.00000
  Br9 Br 0.16074 0.39735 0.48947 1.00000
  Br10 Br 0.51053 0.83926 0.60265 1.00000
  Br11 Br 0.30029 0.78819 0.92537 1.00000
  Br12 Br 0.07463 0.69971 0.21181 1.00000
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