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KRbSeO4

Alexandria ALEX

Alex-ID: agm019404865 · Space group: Cmcm (#63)

Alexandria Database API

Basic Information

Formula
KRbSeO4
Alex-ID
agm019404865
Elements
4
Sites
14
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
288.21
ų
Cell a
6.2606
Å
Cell b
6.2606
Å
Cell c
8.2315
Å
α angle
90.00
°
β angle
90.00
°
γ angle
116.71
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KRbSeO4
K
2.00 · 14.3%
Rb
2.00 · 14.3%
Se
2.00 · 14.3%
O
8.00 · 57.1%

Energy & Stability

Energy above hull
0.0153
eV/atom
Formation energy
-1.7929
eV/atom
Corrected total energy
-75.8865
eV
Raw total energy
-70.2682
eV

Electronic Structure

Indirect band gap
3.5591
eV
Direct band gap
3.5591
eV
DOS at Fermi level
0.0000
Total magnetisation
0.1123
μB

Additional Information

Prototype ID

ABCD4_532_spg63

Decomposition

K5Rb3(SeO4)4 Rb2SeO4

Computed at

2024-10-31 14:50:58.264809

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: agm019404865).

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 agm019404865
data_agm019404865
_cell_length_a     6.26064
_cell_length_b     6.26064
_cell_length_c     8.23145
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  116.70809
_cell_volume       288.21408
_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 0.81695 0.18305 0.75000 1.00000
  K2 K 0.18305 0.81695 0.25000 1.00000
  Rb1 Rb 0.50000 0.50000 0.00000 1.00000
  Rb2 Rb 0.50000 0.50000 0.50000 1.00000
  Se1 Se 0.14716 0.85284 0.75000 1.00000
  Se2 Se 0.85284 0.14716 0.25000 1.00000
  O1 O 0.15307 0.26224 0.25000 1.00000
  O2 O 0.73776 0.84693 0.25000 1.00000
  O3 O 0.76239 0.23761 0.41615 1.00000
  O4 O 0.76239 0.23761 0.08385 1.00000
  O5 O 0.23761 0.76239 0.58385 1.00000
  O6 O 0.23761 0.76239 0.91615 1.00000
  O7 O 0.84693 0.73776 0.75000 1.00000
  O8 O 0.26224 0.15307 0.75000 1.00000
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