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Rb2SiHg3F12

Alexandria ALEX

Alex-ID: agm082000654 · Space group: R-3m (#166)

Basic Information

Formula
Rb2SiHg3F12
Alex-ID
agm082000654
Elements
4
Sites
18
Space group
R-3m (#166)
Crystal system
trigonal
Volume
302.50
ų
Cell a
7.3969
Å
Cell b
7.3969
Å
Cell c
7.3969
Å
α angle
62.56
°
β angle
62.56
°
γ angle
62.56
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Rb2SiHg3F12
Rb
2.00 · 11.1%
Si
1.00 · 5.6%
Hg
3.00 · 16.7%
F
12.00 · 66.7%

Energy & Stability

Energy above hull
0.0193
eV/atom
Formation energy
-2.5596
eV/atom
Corrected total energy
-71.5610
eV
Raw total energy
-71.5610
eV

Electronic Structure

Indirect band gap
1.7765
eV
Direct band gap
1.7765
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D12_112_spg166

Decomposition

HgF2 Rb2SiF6

Computed at

2025-02-23 09:08:47

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: agm082000654).

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 agm082000654
data_agm082000654
_cell_length_a     7.39692
_cell_length_b     7.39692
_cell_length_c     7.39692
_cell_angle_alpha  62.55982
_cell_angle_beta   62.55982
_cell_angle_gamma  62.55982
_cell_volume       302.49741
_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
  Rb1 Rb 0.36466 0.36466 0.36466 1.00000
  Rb2 Rb 0.63534 0.63534 0.63534 1.00000
  Si1 Si 0.00000 0.00000 0.00000 1.00000
  Hg1 Hg 0.00000 0.50000 0.00000 1.00000
  Hg2 Hg 0.50000 0.00000 0.00000 1.00000
  Hg3 Hg 0.00000 0.00000 0.50000 1.00000
  F1 F 0.35834 0.95932 0.35834 1.00000
  F2 F 0.64166 0.04068 0.64166 1.00000
  F3 F 0.95932 0.35834 0.35834 1.00000
  F4 F 0.04068 0.64166 0.64166 1.00000
  F5 F 0.35834 0.35834 0.95932 1.00000
  F6 F 0.64166 0.64166 0.04068 1.00000
  F7 F 0.16144 0.84535 0.16144 1.00000
  F8 F 0.83856 0.15465 0.83856 1.00000
  F9 F 0.84535 0.16144 0.16144 1.00000
  F10 F 0.15465 0.83856 0.83856 1.00000
  F11 F 0.16144 0.16144 0.84535 1.00000
  F12 F 0.83856 0.83856 0.15465 1.00000
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