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K8Rb6Na

Alexandria ALEX

Alex-ID: agm005998265 · Space group: R-3 (#148)

Basic Information

Formula
K8Rb6Na
Alex-ID
agm005998265
Elements
3
Sites
15
Space group
R-3 (#148)
Crystal system
trigonal
Volume
1,158.08
ų
Cell a
11.7115
Å
Cell b
11.7115
Å
Cell c
11.7115
Å
α angle
60.87
°
β angle
60.87
°
γ angle
60.87
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K8Rb6Na
K
8.00 · 53.3%
Rb
6.00 · 40.0%
Na
1.00 · 6.7%

Energy & Stability

Energy above hull
0.0204
eV/atom
Formation energy
0.0202
eV/atom
Corrected total energy
-15.6388
eV
Raw total energy
-15.6388
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
14.1884
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB6C8_70_spg148

Decomposition

K Rb KNa2

Computed at

2023-09-07 15:53:35.248583

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: agm005998265).

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 agm005998265
data_agm005998265
_cell_length_a     11.71149
_cell_length_b     11.71149
_cell_length_c     11.71149
_cell_angle_alpha  60.86800
_cell_angle_beta   60.86800
_cell_angle_gamma  60.86800
_cell_volume       1158.07964
_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 0.11676 0.67594 0.80690 1.00000
  K2 K 0.19310 0.88324 0.32406 1.00000
  K3 K 0.32406 0.19310 0.88324 1.00000
  K4 K 0.57516 0.57516 0.57516 1.00000
  K5 K 0.42484 0.42484 0.42484 1.00000
  K6 K 0.67594 0.80690 0.11676 1.00000
  K7 K 0.80690 0.11676 0.67594 1.00000
  K8 K 0.88324 0.32406 0.19310 1.00000
  Rb1 Rb 0.93195 0.45080 0.73994 1.00000
  Rb2 Rb 0.26006 0.06805 0.54920 1.00000
  Rb3 Rb 0.54920 0.26006 0.06805 1.00000
  Rb4 Rb 0.45080 0.73994 0.93195 1.00000
  Rb5 Rb 0.73994 0.93195 0.45080 1.00000
  Rb6 Rb 0.06805 0.54920 0.26006 1.00000
  Na1 Na 0.00000 0.00000 0.00000 1.00000
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