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K5Ba4As4O16F

Alexandria ALEX

Alex-ID: agm011026136 · Space group: I-4 (#82)

Basic Information

Formula
K5Ba4As4O16F
Alex-ID
agm011026136
Elements
5
Sites
30
Space group
I-4 (#82)
Crystal system
tetragonal
Volume
550.67
ų
Cell a
10.0100
Å
Cell b
10.0100
Å
Cell c
10.0100
Å
α angle
95.24
°
β angle
95.24
°
γ angle
144.84
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K5Ba4As4O16F
K
5.00 · 16.7%
Ba
4.00 · 13.3%
As
4.00 · 13.3%
O
16.00 · 53.3%
F
1.00 · 3.3%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-2.5096
eV/atom
Corrected total energy
-187.8388
eV
Raw total energy
-176.6022
eV

Electronic Structure

Indirect band gap
3.7550
eV
Direct band gap
3.7550
eV
DOS at Fermi level
0.0000
Total magnetisation
-0.0080
μB

Additional Information

Prototype ID

AB4C4D5E16_0_spg82

Decomposition

K5Ba4As4O16F

Computed at

2024-08-25 00:00:20.716943

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: agm011026136).

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 agm011026136
data_agm011026136
_cell_length_a     10.01002
_cell_length_b     10.01002
_cell_length_c     10.01002
_cell_angle_alpha  95.23542
_cell_angle_beta   95.23542
_cell_angle_gamma  144.83566
_cell_volume       550.67047
_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 0.36257 0.34984 0.20851 1.00000
  K2 K 0.65016 0.85867 0.01273 1.00000
  K3 K 0.84594 0.63743 0.98727 1.00000
  K4 K 0.25000 0.75000 0.50000 1.00000
  K5 K 0.14133 0.15406 0.79149 1.00000
  Ba1 Ba 0.94640 0.37789 0.79365 1.00000
  Ba2 Ba 0.84725 0.05360 0.43149 1.00000
  Ba3 Ba 0.62211 0.41576 0.56851 1.00000
  Ba4 Ba 0.58424 0.15275 0.20635 1.00000
  As1 As 0.13917 0.49172 0.14612 1.00000
  As2 As 0.34560 0.99304 0.85388 1.00000
  As3 As 0.50828 0.65440 0.64745 1.00000
  As4 As 0.00696 0.86083 0.35255 1.00000
  O1 O 0.61424 0.63054 0.77410 1.00000
  O2 O 0.27514 0.03019 0.32199 1.00000
  O3 O 0.43199 0.91606 0.92938 1.00000
  O4 O 0.04685 0.72486 0.75505 1.00000
  O5 O 0.08394 0.01333 0.51593 1.00000
  O6 O 0.82583 0.57520 0.35070 1.00000
  O7 O 0.96981 0.29181 0.24495 1.00000
  O8 O 0.49740 0.56801 0.48407 1.00000
  O9 O 0.15986 0.38576 0.01630 1.00000
  O10 O 0.70819 0.95315 0.67801 1.00000
  O11 O 0.36946 0.14356 0.98370 1.00000
  O12 O 0.52487 0.17417 0.74937 1.00000
  O13 O 0.22450 0.47513 0.64930 1.00000
  O14 O 0.98667 0.50260 0.07062 1.00000
  O15 O 0.42480 0.77550 0.25063 1.00000
  O16 O 0.85644 0.84014 0.22590 1.00000
  F1 F 0.75000 0.25000 0.50000 1.00000
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