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K2SnHg12

Alexandria ALEX

Alex-ID: agm005779407 · Space group: P4/nbm (#125)

Alexandria Database API

Basic Information

Formula
K2SnHg12
Alex-ID
agm005779407
Elements
3
Sites
30
Space group
P4/nbm (#125)
Crystal system
tetragonal
Volume
927.68
ų
Cell a
7.0893
Å
Cell b
7.0893
Å
Cell c
18.4583
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2SnHg12
K
4.00 · 13.3%
Sn
2.00 · 6.7%
Hg
24.00 · 80.0%

Energy & Stability

Energy above hull
0.0368
eV/atom
Formation energy
-0.0701
eV/atom
Corrected total energy
-23.1801
eV
Raw total energy
-23.1801
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0299
eV
DOS at Fermi level
6.8155
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C12_87_spg125

Decomposition

K2Hg7 K4Sn21Hg2 Hg

Computed at

2023-07-17 01:53:34.676775

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: agm005779407).

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 agm005779407
data_agm005779407
_cell_length_a     7.08931
_cell_length_b     7.08931
_cell_length_c     18.45827
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       927.68280
_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
  K1 K 0.50000 1.00000 0.25056 1.00000
  K2 K 1.00000 0.50000 0.25056 1.00000
  K3 K 0.00000 0.50000 0.74944 1.00000
  K4 K 0.50000 0.00000 0.74944 1.00000
  Sn1 Sn 0.50000 0.00000 0.00000 1.00000
  Sn2 Sn 0.00000 0.50000 0.00000 1.00000
  Hg1 Hg 0.50000 0.50000 0.81086 1.00000
  Hg2 Hg 0.00000 0.00000 0.81086 1.00000
  Hg3 Hg 0.75012 0.74988 0.90394 1.00000
  Hg4 Hg 0.25012 0.75012 0.90394 1.00000
  Hg5 Hg 0.00000 0.00000 0.35102 1.00000
  Hg6 Hg 0.24988 0.74988 0.09606 1.00000
  Hg7 Hg 0.84233 0.34233 0.56661 1.00000
  Hg8 Hg 0.50000 0.50000 0.35102 1.00000
  Hg9 Hg 0.24988 0.25012 0.90394 1.00000
  Hg10 Hg 0.74988 0.75012 0.09606 1.00000
  Hg11 Hg 0.34233 0.15767 0.56661 1.00000
  Hg12 Hg 0.65767 0.15767 0.43339 1.00000
  Hg13 Hg 1.00000 1.00000 0.64898 1.00000
  Hg14 Hg 0.15767 0.34233 0.43339 1.00000
  Hg15 Hg 0.25012 0.24988 0.09606 1.00000
  Hg16 Hg 0.84233 0.65767 0.43339 1.00000
  Hg17 Hg 0.65767 0.84233 0.56661 1.00000
  Hg18 Hg 1.00000 1.00000 0.18914 1.00000
  Hg19 Hg 0.15767 0.65767 0.56661 1.00000
  Hg20 Hg 0.50000 0.50000 0.64898 1.00000
  Hg21 Hg 0.74988 0.24988 0.90394 1.00000
  Hg22 Hg 0.50000 0.50000 0.18914 1.00000
  Hg23 Hg 0.34233 0.84233 0.43339 1.00000
  Hg24 Hg 0.75012 0.25012 0.09606 1.00000
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