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H2SeCl6

Alexandria ALEX

Alex-ID: agm005685474 · Space group: C2/c (#15)

Basic Information

Formula
H2SeCl6
Alex-ID
agm005685474
Elements
3
Sites
18
Space group
C2/c (#15)
Crystal system
monoclinic
Volume
557.08
ų
Cell a
6.2177
Å
Cell b
9.5868
Å
Cell c
9.5868
Å
α angle
80.91
°
β angle
96.95
°
γ angle
96.95
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
H2SeCl6
H
4.00 · 22.2%
Se
2.00 · 11.1%
Cl
12.00 · 66.7%

Energy & Stability

Energy above hull
0.0164
eV/atom
Formation energy
-0.8288
eV/atom
Corrected total energy
-49.9042
eV
Raw total energy
-49.9042
eV

Electronic Structure

Indirect band gap
3.0771
eV
Direct band gap
3.0921
eV
DOS at Fermi level
0.0000
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB2C6_1186_spg15

Decomposition

SeCl4 HCl

Computed at

2023-07-12 19:18:20.790724

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: agm005685474).

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 agm005685474
data_agm005685474
_cell_length_a     6.21770
_cell_length_b     9.58678
_cell_length_c     9.58678
_cell_angle_alpha  80.90902
_cell_angle_beta   96.95262
_cell_angle_gamma  96.95261
_cell_volume       557.08164
_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
  H1 H 0.17190 0.34199 0.38331 1.00000
  H2 H 0.32810 0.61669 0.65801 1.00000
  H3 H 0.82810 0.65801 0.61669 1.00000
  H4 H 0.67190 0.38331 0.34199 1.00000
  Se1 Se 0.25000 0.90594 0.09406 1.00000
  Se2 Se 0.75000 0.09406 0.90594 1.00000
  Cl1 Cl 0.33816 0.27880 0.44700 1.00000
  Cl2 Cl 0.16184 0.55300 0.72120 1.00000
  Cl3 Cl 0.66184 0.72120 0.55300 1.00000
  Cl4 Cl 0.83816 0.44700 0.27880 1.00000
  Cl5 Cl 0.86915 0.11990 0.69454 1.00000
  Cl6 Cl 0.63085 0.30546 0.88010 1.00000
  Cl7 Cl 0.13085 0.88010 0.30546 1.00000
  Cl8 Cl 0.36915 0.69454 0.11990 1.00000
  Cl9 Cl 0.09780 0.17606 0.02753 1.00000
  Cl10 Cl 0.40220 0.97247 0.82394 1.00000
  Cl11 Cl 0.90220 0.82394 0.97247 1.00000
  Cl12 Cl 0.59780 0.02753 0.17606 1.00000
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