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U2HgI6

Alexandria ALEX

Alex-ID: agm005690443 · Space group: P-31m (#162)

Basic Information

Formula
U2HgI6
Alex-ID
agm005690443
Elements
3
Sites
9
Space group
P-31m (#162)
Crystal system
trigonal
Volume
517.17
ų
Cell a
9.5110
Å
Cell b
7.9239
Å
Cell c
7.9239
Å
α angle
120.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
U2HgI6
U
2.00 · 22.2%
Hg
1.00 · 11.1%
I
6.00 · 66.7%

Energy & Stability

Energy above hull
0.0298
eV/atom
Formation energy
-0.7015
eV/atom
Corrected total energy
-38.5512
eV
Raw total energy
-38.5512
eV

Electronic Structure

Indirect band gap
0.2157
eV
Direct band gap
0.2391
eV
DOS at Fermi level
7.4978
Total magnetisation
6.0000
μB

Additional Information

Prototype ID

AB2C6_187_spg162

Decomposition

UI3 Hg

Computed at

2023-07-07 11:30:38.483516

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: agm005690443).

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 agm005690443
data_agm005690443
_cell_length_a     9.51100
_cell_length_b     7.92386
_cell_length_c     7.92386
_cell_angle_alpha  119.99976
_cell_angle_beta   90.00031
_cell_angle_gamma  90.00030
_cell_volume       517.16821
_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
  U1 U 0.50000 0.66667 0.33333 1.00000
  U2 U 0.50000 0.33333 0.66667 1.00000
  Hg1 Hg 0.00000 1.00000 1.00000 1.00000
  I1 I 0.69298 0.63699 0.63699 1.00000
  I2 I 0.30702 0.63699 1.00000 1.00000
  I3 I 0.30702 1.00000 0.63699 1.00000
  I4 I 0.69298 0.36301 0.00000 1.00000
  I5 I 0.30702 0.36301 0.36301 1.00000
  I6 I 0.69298 0.00000 0.36301 1.00000
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