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KRb3Cu2Cl9

Alexandria ALEX

Alex-ID: agm004678261 · Space group: P-3m1 (#164)

Basic Information

Formula
KRb3Cu2Cl9
Alex-ID
agm004678261
Elements
4
Sites
15
Space group
P-3m1 (#164)
Crystal system
trigonal
Volume
427.78
ų
Cell a
7.0606
Å
Cell b
7.0606
Å
Cell c
9.9083
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KRb3Cu2Cl9
K
1.00 · 6.7%
Rb
3.00 · 20.0%
Cu
2.00 · 13.3%
Cl
9.00 · 60.0%

Energy & Stability

Energy above hull
0.0630
eV/atom
Formation energy
-1.5594
eV/atom
Corrected total energy
-47.0003
eV
Raw total energy
-47.0003
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.5863
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB2C3D9_89_spg164

Decomposition

RbCl3 K2CuCl4 Rb2CuCl4 RbCuCl3

Computed at

2022-07-01 02:32:55.986038

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: agm004678261).

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 agm004678261
data_agm004678261
_cell_length_a     7.06063
_cell_length_b     7.06063
_cell_length_c     9.90833
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       427.77774
_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
  Rb1 Rb 0.33333 0.66667 0.72440 1.00000
  Rb2 Rb 0.00000 0.00000 0.00000 1.00000
  Rb3 Rb 0.66667 0.33333 0.27560 1.00000
  Cu1 Cu 0.33333 0.66667 0.14874 1.00000
  Cu2 Cu 0.66667 0.33333 0.85126 1.00000
  Cl1 Cl 0.82657 0.17343 0.72200 1.00000
  Cl2 Cl 0.82657 0.65313 0.72200 1.00000
  Cl3 Cl 0.34687 0.17343 0.72200 1.00000
  Cl4 Cl 0.65313 0.82657 0.27800 1.00000
  Cl5 Cl 0.17343 0.34687 0.27800 1.00000
  Cl6 Cl 0.17343 0.82657 0.27800 1.00000
  Cl7 Cl 0.50000 0.00000 0.00000 1.00000
  Cl8 Cl 0.00000 0.50000 0.00000 1.00000
  Cl9 Cl 0.50000 0.50000 0.00000 1.00000
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