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K2TeF6

Alexandria ALEX

Alex-ID: agm079113202 · Space group: Pna2_1 (#33)

Basic Information

Formula
K2TeF6
Alex-ID
agm079113202
Elements
3
Sites
36
Space group
Pna2_1 (#33)
Crystal system
orthorhombic
Volume
794.16
ų
Cell a
6.6470
Å
Cell b
8.8360
Å
Cell c
13.5214
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2TeF6
K
8.00 · 22.2%
Te
4.00 · 11.1%
F
24.00 · 66.7%

Energy & Stability

Energy above hull
0.0054
eV/atom
Formation energy
-2.8015
eV/atom
Corrected total energy
-156.3307
eV
Raw total energy
-156.3307
eV

Electronic Structure

Indirect band gap
4.4394
eV
Direct band gap
4.4854
eV
DOS at Fermi level
0.0000
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB2C6_6579_spg33

Decomposition

K3TeF7 KTeF5

Computed at

2025-03-25 05:47:25

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: agm079113202).

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 agm079113202
data_agm079113202
_cell_length_a     6.64704
_cell_length_b     8.83603
_cell_length_c     13.52142
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       794.15988
_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 0.25324 0.57358 0.58376 1.00000
  K2 K 0.75324 0.42642 0.41624 1.00000
  K3 K 0.75324 0.07358 0.91624 1.00000
  K4 K 0.25324 0.92642 0.08376 1.00000
  K5 K 0.24149 0.09537 0.58510 1.00000
  K6 K 0.74149 0.90463 0.41490 1.00000
  K7 K 0.74149 0.59537 0.91490 1.00000
  K8 K 0.24149 0.40463 0.08510 1.00000
  Te1 Te 0.74958 0.26123 0.67306 1.00000
  Te2 Te 0.24958 0.73877 0.32694 1.00000
  Te3 Te 0.24958 0.76123 0.82694 1.00000
  Te4 Te 0.74958 0.23877 0.17306 1.00000
  F1 F 0.00543 0.66538 0.42477 1.00000
  F2 F 0.76643 0.09974 0.56896 1.00000
  F3 F 0.76643 0.40026 0.06896 1.00000
  F4 F 0.00543 0.83462 0.92477 1.00000
  F5 F 0.26643 0.59974 0.93104 1.00000
  F6 F 0.50543 0.16538 0.07523 1.00000
  F7 F 0.50543 0.33462 0.57523 1.00000
  F8 F 0.26643 0.90026 0.43104 1.00000
  F9 F 0.54833 0.11673 0.72624 1.00000
  F10 F 0.45915 0.86990 0.26577 1.00000
  F11 F 0.45915 0.63010 0.76577 1.00000
  F12 F 0.54833 0.38327 0.22624 1.00000
  F13 F 0.95915 0.36990 0.23423 1.00000
  F14 F 0.04833 0.61673 0.77376 1.00000
  F15 F 0.04833 0.88327 0.27376 1.00000
  F16 F 0.95915 0.13010 0.73423 1.00000
  F17 F 0.49438 0.84645 0.92251 1.00000
  F18 F 0.99438 0.15355 0.07749 1.00000
  F19 F 0.99438 0.34645 0.57749 1.00000
  F20 F 0.49438 0.65355 0.42251 1.00000
  F21 F 0.23197 0.83737 0.67638 1.00000
  F22 F 0.73197 0.16263 0.32362 1.00000
  F23 F 0.73197 0.33737 0.82362 1.00000
  F24 F 0.23197 0.66263 0.17638 1.00000
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