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K2SnF5

Alexandria ALEX

Alex-ID: agm078212469 · Space group: P2_1 (#4)

Basic Information

Formula
K2SnF5
Alex-ID
agm078212469
Elements
3
Sites
32
Space group
P2_1 (#4)
Crystal system
monoclinic
Volume
629.48
ų
Cell a
6.5199
Å
Cell b
6.3025
Å
Cell c
15.3190
Å
α angle
90.00
°
β angle
90.31
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2SnF5
K
8.00 · 25.0%
Sn
4.00 · 12.5%
F
20.00 · 62.5%

Energy & Stability

Energy above hull
0.0052
eV/atom
Formation energy
-2.9658
eV/atom
Corrected total energy
-148.1457
eV
Raw total energy
-148.1457
eV

Electronic Structure

Indirect band gap
2.3751
eV
Direct band gap
2.5219
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C5_3093_spg4

Decomposition

K2SnF6 KSnF3 KF

Computed at

2025-03-13 20:12:42

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: agm078212469).

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 agm078212469
data_agm078212469
_cell_length_a     6.51995
_cell_length_b     6.30246
_cell_length_c     15.31903
_cell_angle_alpha  90.00000
_cell_angle_beta   90.31473
_cell_angle_gamma  90.00000
_cell_volume       629.47514
_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 0.26104 0.77227 0.85348 1.00000
  K2 K 0.25780 0.21305 0.32328 1.00000
  K3 K 0.74220 0.71305 0.67672 1.00000
  K4 K 0.73896 0.27227 0.14652 1.00000
  K5 K 0.23847 0.68142 0.49889 1.00000
  K6 K 0.22961 0.24009 0.00779 1.00000
  K7 K 0.77039 0.74009 0.99221 1.00000
  K8 K 0.76153 0.18142 0.50111 1.00000
  Sn1 Sn 0.74007 0.70315 0.36453 1.00000
  Sn2 Sn 0.77014 0.27845 0.84528 1.00000
  Sn3 Sn 0.22986 0.77845 0.15472 1.00000
  Sn4 Sn 0.25993 0.20315 0.63547 1.00000
  F1 F 0.49671 0.40180 0.61379 1.00000
  F2 F 0.03322 0.52864 0.09746 1.00000
  F3 F 0.96678 0.02864 0.90254 1.00000
  F4 F 0.50329 0.90180 0.38621 1.00000
  F5 F 0.98089 0.50420 0.36282 1.00000
  F6 F 0.62256 0.61092 0.83115 1.00000
  F7 F 0.37744 0.11092 0.16885 1.00000
  F8 F 0.01911 0.00420 0.63718 1.00000
  F9 F 0.98986 0.97251 0.11078 1.00000
  F10 F 0.44815 0.96212 0.60089 1.00000
  F11 F 0.55185 0.46212 0.39911 1.00000
  F12 F 0.01014 0.47251 0.88922 1.00000
  F13 F 0.91791 0.95863 0.34424 1.00000
  F14 F 0.32041 0.14682 0.75964 1.00000
  F15 F 0.67959 0.64682 0.24036 1.00000
  F16 F 0.08209 0.45863 0.65576 1.00000
  F17 F 0.36339 0.79275 0.02922 1.00000
  F18 F 0.18887 0.23640 0.50670 1.00000
  F19 F 0.81113 0.73640 0.49330 1.00000
  F20 F 0.63661 0.29275 0.97078 1.00000
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