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Sn2HgSe3

Alexandria ALEX

Alex-ID: agm005602392 · Space group: C2/c (#15)

Basic Information

Formula
Sn2HgSe3
Alex-ID
agm005602392
Elements
3
Sites
24
Space group
C2/c (#15)
Crystal system
monoclinic
Volume
772.33
ų
Cell a
6.2957
Å
Cell b
7.8054
Å
Cell c
17.2697
Å
α angle
87.59
°
β angle
84.01
°
γ angle
66.22
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sn2HgSe3
Sn
8.00 · 33.3%
Hg
4.00 · 16.7%
Se
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0803
eV/atom
Formation energy
-0.2698
eV/atom
Corrected total energy
-81.8285
eV
Raw total energy
-81.8285
eV

Electronic Structure

Indirect band gap
0.6057
eV
Direct band gap
0.6057
eV
DOS at Fermi level
-0.1625
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_2979_spg15

Decomposition

HgSe SnSe

Computed at

2023-08-25 00:39:35.762079

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: agm005602392).

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 agm005602392
data_agm005602392
_cell_length_a     6.29575
_cell_length_b     7.80539
_cell_length_c     17.26968
_cell_angle_alpha  87.58749
_cell_angle_beta   84.00873
_cell_angle_gamma  66.21568
_cell_volume       772.32823
_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
  Sn1 Sn 0.64357 0.43140 0.37144 1.00000
  Sn2 Sn 0.92503 0.43140 0.12856 1.00000
  Sn3 Sn 0.35643 0.56860 0.62856 1.00000
  Sn4 Sn 0.07497 0.56860 0.87144 1.00000
  Sn5 Sn 0.36910 0.76357 0.04554 1.00000
  Sn6 Sn 0.86734 0.76357 0.45446 1.00000
  Sn7 Sn 0.63090 0.23643 0.95446 1.00000
  Sn8 Sn 0.13266 0.23643 0.54554 1.00000
  Hg1 Hg 0.82080 0.93175 0.16369 1.00000
  Hg2 Hg 0.24745 0.93175 0.33631 1.00000
  Hg3 Hg 0.17920 0.06825 0.83631 1.00000
  Hg4 Hg 0.75255 0.06825 0.66369 1.00000
  Se1 Se 0.66071 0.67858 0.25000 1.00000
  Se2 Se 0.33929 0.32142 0.75000 1.00000
  Se3 Se 0.52520 0.38465 0.10150 1.00000
  Se4 Se 0.09015 0.38465 0.39850 1.00000
  Se5 Se 0.47480 0.61535 0.89850 1.00000
  Se6 Se 0.90985 0.61535 0.60150 1.00000
  Se7 Se 0.60041 0.21144 0.53166 1.00000
  Se8 Se 0.18815 0.21144 0.96835 1.00000
  Se9 Se 0.39959 0.78856 0.46834 1.00000
  Se10 Se 0.81185 0.78856 0.03165 1.00000
  Se11 Se 0.93232 0.13536 0.25000 1.00000
  Se12 Se 0.06768 0.86464 0.75000 1.00000
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