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KRbSiF6

Alexandria ALEX

Alex-ID: agm018931314 · Space group: Pna2_1 (#33)

Basic Information

Formula
KRbSiF6
Alex-ID
agm018931314
Elements
4
Sites
36
Space group
Pna2_1 (#33)
Crystal system
orthorhombic
Volume
637.20
ų
Cell a
6.1907
Å
Cell b
8.3759
Å
Cell c
12.2886
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KRbSiF6
K
4.00 · 11.1%
Rb
4.00 · 11.1%
Si
4.00 · 11.1%
F
24.00 · 66.7%

Energy & Stability

Energy above hull
0.0283
eV/atom
Formation energy
-3.4230
eV/atom
Corrected total energy
-187.2924
eV
Raw total energy
-187.2924
eV

Electronic Structure

Indirect band gap
6.5266
eV
Direct band gap
6.5316
eV
DOS at Fermi level
0.0000
Total magnetisation
0.7202
μB

Additional Information

Prototype ID

ABCD6_17_spg33

Decomposition

K2SiF6 Rb2SiF6

Computed at

2025-02-07 03:35:16

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: agm018931314).

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 agm018931314
data_agm018931314
_cell_length_a     6.19074
_cell_length_b     8.37587
_cell_length_c     12.28858
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       637.19742
_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 0.93903 0.50094 0.66238 1.00000
  K2 K 0.06097 0.00094 0.33762 1.00000
  K3 K 0.43903 0.00094 0.83762 1.00000
  K4 K 0.56097 0.50094 0.16238 1.00000
  Rb1 Rb 0.53488 0.76013 0.45674 1.00000
  Rb2 Rb 0.03488 0.26013 0.04326 1.00000
  Rb3 Rb 0.96512 0.76013 0.95674 1.00000
  Rb4 Rb 0.46512 0.26013 0.54326 1.00000
  Si1 Si 0.94465 0.00060 0.63188 1.00000
  Si2 Si 0.55535 0.00060 0.13188 1.00000
  Si3 Si 0.05535 0.50060 0.36812 1.00000
  Si4 Si 0.44465 0.50060 0.86812 1.00000
  F1 F 0.15373 0.30902 0.37319 1.00000
  F2 F 0.71213 0.06627 0.69355 1.00000
  F3 F 0.32216 0.94487 0.06410 1.00000
  F4 F 0.95618 0.69241 0.36413 1.00000
  F5 F 0.84627 0.80902 0.62681 1.00000
  F6 F 0.04382 0.19241 0.63587 1.00000
  F7 F 0.55711 0.45974 0.74351 1.00000
  F8 F 0.82216 0.44487 0.43590 1.00000
  F9 F 0.18077 0.53776 0.49234 1.00000
  F10 F 0.21213 0.56627 0.80645 1.00000
  F11 F 0.94289 0.45974 0.24351 1.00000
  F12 F 0.44289 0.95974 0.25649 1.00000
  F13 F 0.67784 0.44487 0.93590 1.00000
  F14 F 0.17784 0.94487 0.56410 1.00000
  F15 F 0.68077 0.03776 0.00766 1.00000
  F16 F 0.45618 0.19241 0.13587 1.00000
  F17 F 0.31923 0.53776 0.99234 1.00000
  F18 F 0.28787 0.56627 0.30645 1.00000
  F19 F 0.54382 0.69241 0.86413 1.00000
  F20 F 0.78787 0.06627 0.19355 1.00000
  F21 F 0.81923 0.03776 0.50766 1.00000
  F22 F 0.34627 0.30902 0.87319 1.00000
  F23 F 0.05711 0.95974 0.75649 1.00000
  F24 F 0.65373 0.80902 0.12681 1.00000
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