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KRb2

Alexandria ALEX

Alex-ID: agm077880975 · Space group: Pmm2 (#25)

Basic Information

Formula
KRb2
Alex-ID
agm077880975
Elements
2
Sites
12
Space group
Pmm2 (#25)
Crystal system
orthorhombic
Volume
1,010.18
ų
Cell a
5.3522
Å
Cell b
10.9436
Å
Cell c
17.2467
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KRb2
K
4.00 · 33.3%
Rb
8.00 · 66.7%

Energy & Stability

Energy above hull
0.0058
eV/atom
Formation energy
0.0058
eV/atom
Corrected total energy
-12.0803
eV
Raw total energy
-12.0803
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0054
eV
DOS at Fermi level
8.3976
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_9241_spg25

Decomposition

Rb K

Computed at

2025-03-05 05:43:31

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: agm077880975).

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 agm077880975
data_agm077880975
_cell_length_a     5.35223
_cell_length_b     10.94360
_cell_length_c     17.24665
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1010.18262
_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 0.50000 0.36405 0.16025 1.00000
  K2 K 0.50000 0.36405 0.83975 1.00000
  K3 K 0.50000 0.34193 0.50000 1.00000
  K4 K 0.00000 0.58947 0.00000 1.00000
  Rb1 Rb 0.50000 0.84030 0.16167 1.00000
  Rb2 Rb 0.50000 0.84030 0.83833 1.00000
  Rb3 Rb 0.00000 0.59001 0.33727 1.00000
  Rb4 Rb 0.00000 0.59001 0.66273 1.00000
  Rb5 Rb 0.00000 0.11467 0.32388 1.00000
  Rb6 Rb 0.00000 0.11467 0.67612 1.00000
  Rb7 Rb 0.50000 0.86243 0.50000 1.00000
  Rb8 Rb 0.00000 0.11312 0.00000 1.00000
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