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Na2Hg4F9

Alexandria ALEX

Alex-ID: agm005641263 · Space group: P-3c1 (#165)

Basic Information

Formula
Na2Hg4F9
Alex-ID
agm005641263
Elements
3
Sites
30
Space group
P-3c1 (#165)
Crystal system
trigonal
Volume
496.11
ų
Cell a
6.0668
Å
Cell b
6.0691
Å
Cell c
15.5572
Å
α angle
90.02
°
β angle
89.99
°
γ angle
60.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na2Hg4F9
Na
4.00 · 13.3%
Hg
8.00 · 26.7%
F
18.00 · 60.0%

Energy & Stability

Energy above hull
0.0427
eV/atom
Formation energy
-1.9662
eV/atom
Corrected total energy
-92.7208
eV
Raw total energy
-92.7208
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0014
eV
DOS at Fermi level
4.3696
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B4C9_0_spg9

Decomposition

NaHgF3 HgF HgF2

Computed at

2023-06-16 22:33:31.601756

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: agm005641263).

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 agm005641263
data_agm005641263
_cell_length_a     6.06684
_cell_length_b     6.06906
_cell_length_c     15.55720
_cell_angle_alpha  90.02186
_cell_angle_beta   89.98720
_cell_angle_gamma  60.00695
_cell_volume       496.10842
_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
  Na1 Na 0.99941 0.00045 0.35407 1.00000
  Na2 Na 0.99955 0.00039 0.14579 1.00000
  Na3 Na 0.00059 0.99955 0.64593 1.00000
  Na4 Na 0.00045 0.99961 0.85421 1.00000
  Hg1 Hg 0.33351 0.33316 0.97117 1.00000
  Hg2 Hg 0.33327 0.33352 0.47131 1.00000
  Hg3 Hg 0.66649 0.66684 0.02883 1.00000
  Hg4 Hg 0.33259 0.33395 0.19310 1.00000
  Hg5 Hg 0.66673 0.66648 0.52869 1.00000
  Hg6 Hg 0.66599 0.66716 0.30687 1.00000
  Hg7 Hg 0.33401 0.33284 0.69313 1.00000
  Hg8 Hg 0.66741 0.66605 0.80690 1.00000
  F1 F 0.00113 0.29175 0.75024 1.00000
  F2 F 0.29344 0.70686 0.74999 1.00000
  F3 F 0.70788 0.99945 0.75009 1.00000
  F4 F 0.99887 0.70825 0.24976 1.00000
  F5 F 0.70656 0.29314 0.25001 1.00000
  F6 F 0.29212 0.00055 0.24991 1.00000
  F7 F 0.67211 0.95910 0.41568 1.00000
  F8 F 0.95870 0.36911 0.41544 1.00000
  F9 F 0.36783 0.67284 0.41556 1.00000
  F10 F 0.63098 0.04160 0.08421 1.00000
  F11 F 0.32729 0.63155 0.08439 1.00000
  F12 F 0.04072 0.32774 0.08431 1.00000
  F13 F 0.32789 0.04090 0.58432 1.00000
  F14 F 0.04130 0.63089 0.58456 1.00000
  F15 F 0.63217 0.32716 0.58444 1.00000
  F16 F 0.36902 0.95840 0.91579 1.00000
  F17 F 0.67271 0.36845 0.91561 1.00000
  F18 F 0.95928 0.67226 0.91569 1.00000
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