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KOs(SeO4)2

Alexandria ALEX

Alex-ID: agm004884669 · Space group: C2/m (#12)

Basic Information

Formula
KOs(SeO4)2
Alex-ID
agm004884669
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
219.62
ų
Cell a
5.7097
Å
Cell b
5.7097
Å
Cell c
8.2174
Å
α angle
98.40
°
β angle
98.40
°
γ angle
56.23
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KOs(SeO4)2
K
1.00 · 8.3%
Os
1.00 · 8.3%
Se
2.00 · 16.7%
O
8.00 · 66.7%

Energy & Stability

Energy above hull
0.0654
eV/atom
Formation energy
-1.4168
eV/atom
Corrected total energy
-75.9807
eV
Raw total energy
-70.3623
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.6717
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D8_415_spg12

Decomposition

OsO4 OsO3 K2Se2O5 SeO2

Computed at

2023-01-03 16:50:41.037462

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: agm004884669).

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 agm004884669
data_agm004884669
_cell_length_a     5.70968
_cell_length_b     5.70968
_cell_length_c     8.21739
_cell_angle_alpha  98.40439
_cell_angle_beta   98.40439
_cell_angle_gamma  56.23494
_cell_volume       219.62467
_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 0.00000 0.00000 0.50000 1.00000
  Os1 Os 0.00000 0.00000 0.00000 1.00000
  Se1 Se 0.62303 0.62303 0.21270 1.00000
  Se2 Se 0.37697 0.37697 0.78730 1.00000
  O1 O 0.74674 0.25895 0.82449 1.00000
  O2 O 0.82204 0.82204 0.96419 1.00000
  O3 O 0.65573 0.65573 0.41592 1.00000
  O4 O 0.34427 0.34427 0.58408 1.00000
  O5 O 0.17796 0.17796 0.03581 1.00000
  O6 O 0.25895 0.74674 0.82449 1.00000
  O7 O 0.74105 0.25326 0.17551 1.00000
  O8 O 0.25326 0.74105 0.17551 1.00000
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