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K6Rb4Na5

Alexandria ALEX

Alex-ID: agm005714031 · Space group: Cmc2_1 (#36)

Basic Information

Formula
K6Rb4Na5
Alex-ID
agm005714031
Elements
3
Sites
30
Space group
Cmc2_1 (#36)
Crystal system
orthorhombic
Volume
1,947.71
ų
Cell a
13.6903
Å
Cell b
13.6903
Å
Cell c
22.2795
Å
α angle
90.00
°
β angle
90.00
°
γ angle
152.20
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K6Rb4Na5
K
12.00 · 40.0%
Rb
8.00 · 26.7%
Na
10.00 · 33.3%

Energy & Stability

Energy above hull
0.0284
eV/atom
Formation energy
0.0276
eV/atom
Corrected total energy
-33.3284
eV
Raw total energy
-33.3284
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0220
eV
DOS at Fermi level
16.7643
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A4B5C6_26_spg36

Decomposition

K Rb KNa2

Computed at

2023-07-04 18:43:19.903644

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: agm005714031).

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 agm005714031
data_agm005714031
_cell_length_a     13.69025
_cell_length_b     13.69025
_cell_length_c     22.27953
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  152.19655
_cell_volume       1947.71228
_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 0.17734 0.82266 0.26050 1.00000
  K2 K 0.50000 0.50000 0.47699 1.00000
  K3 K 0.27069 0.72931 0.89770 1.00000
  K4 K 0.72931 0.27069 0.39770 1.00000
  K5 K 0.65136 0.34864 0.83594 1.00000
  K6 K 0.34864 0.65136 0.33594 1.00000
  K7 K 0.61861 0.38139 0.14361 1.00000
  K8 K 0.38139 0.61861 0.64361 1.00000
  K9 K 0.99014 0.00986 0.12231 1.00000
  K10 K 0.00986 0.99014 0.62231 1.00000
  K11 K 0.50000 0.50000 0.97699 1.00000
  K12 K 0.82266 0.17734 0.76050 1.00000
  Rb1 Rb 0.99031 0.00969 0.32542 1.00000
  Rb2 Rb 0.00969 0.99031 0.82542 1.00000
  Rb3 Rb 0.81215 0.18785 0.19142 1.00000
  Rb4 Rb 0.18785 0.81215 0.69142 1.00000
  Rb5 Rb 0.12776 0.87224 0.46986 1.00000
  Rb6 Rb 0.87224 0.12776 0.96986 1.00000
  Rb7 Rb 0.87982 0.12018 0.48880 1.00000
  Rb8 Rb 0.12018 0.87982 0.98880 1.00000
  Na1 Na 0.52960 0.47040 0.72002 1.00000
  Na2 Na 0.47040 0.52960 0.22002 1.00000
  Na3 Na 0.75176 0.24824 0.58995 1.00000
  Na4 Na 0.24824 0.75176 0.08995 1.00000
  Na5 Na 0.27870 0.72130 0.51021 1.00000
  Na6 Na 0.72130 0.27870 0.01021 1.00000
  Na7 Na 0.61696 0.38304 0.59870 1.00000
  Na8 Na 0.38304 0.61696 0.09870 1.00000
  Na9 Na 0.58901 0.41099 0.32404 1.00000
  Na10 Na 0.41099 0.58901 0.82404 1.00000
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