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K6Rb2Pb

Alexandria ALEX

Alex-ID: agm005652956 · Space group: C2/c (#15)

Basic Information

Formula
K6Rb2Pb
Alex-ID
agm005652956
Elements
3
Sites
18
Space group
C2/c (#15)
Crystal system
monoclinic
Volume
1,254.07
ų
Cell a
10.9333
Å
Cell b
10.9333
Å
Cell c
11.4803
Å
α angle
87.13
°
β angle
87.13
°
γ angle
113.41
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K6Rb2Pb
K
12.00 · 66.7%
Rb
4.00 · 22.2%
Pb
2.00 · 11.1%

Energy & Stability

Energy above hull
0.0362
eV/atom
Formation energy
-0.0169
eV/atom
Corrected total energy
-24.8168
eV
Raw total energy
-24.8168
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0126
eV
DOS at Fermi level
15.6457
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C6_2751_spg15

Decomposition

K Rb KPb

Computed at

2023-07-08 09:33:14.786121

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: agm005652956).

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 agm005652956
data_agm005652956
_cell_length_a     10.93327
_cell_length_b     10.93327
_cell_length_c     11.48026
_cell_angle_alpha  87.13187
_cell_angle_beta   87.13187
_cell_angle_gamma  113.41331
_cell_volume       1254.07417
_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 0.70052 0.75096 0.20870 1.00000
  K2 K 0.24904 0.29948 0.29130 1.00000
  K3 K 0.29948 0.24904 0.79130 1.00000
  K4 K 0.75096 0.70052 0.70870 1.00000
  K5 K 0.01791 0.60633 0.29833 1.00000
  K6 K 0.39367 0.98209 0.20167 1.00000
  K7 K 0.98209 0.39367 0.70167 1.00000
  K8 K 0.60633 0.01791 0.79833 1.00000
  K9 K 0.14890 0.93792 0.54957 1.00000
  K10 K 0.06208 0.85110 0.95043 1.00000
  K11 K 0.85110 0.06208 0.45043 1.00000
  K12 K 0.93792 0.14890 0.04957 1.00000
  Rb1 Rb 0.32531 0.60980 0.97585 1.00000
  Rb2 Rb 0.39020 0.67469 0.52415 1.00000
  Rb3 Rb 0.67469 0.39020 0.02415 1.00000
  Rb4 Rb 0.60980 0.32531 0.47585 1.00000
  Pb1 Pb 0.05200 0.94800 0.25000 1.00000
  Pb2 Pb 0.94800 0.05200 0.75000 1.00000
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