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Na2Sr3Al2F14

Alexandria ALEX

Alex-ID: agm009142829 · Space group: I2_13 (#199)

Basic Information

Formula
Na2Sr3Al2F14
Alex-ID
agm009142829
Elements
4
Sites
42
Space group
I2_13 (#199)
Crystal system
cubic
Volume
621.15
ų
Cell a
9.3098
Å
Cell b
9.3098
Å
Cell c
9.3098
Å
α angle
109.47
°
β angle
109.47
°
γ angle
109.47
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na2Sr3Al2F14
Na
4.00 · 9.5%
Sr
6.00 · 14.3%
Al
4.00 · 9.5%
F
28.00 · 66.7%

Energy & Stability

Energy above hull
0.0049
eV/atom
Formation energy
-3.9076
eV/atom
Corrected total energy
-234.2898
eV
Raw total energy
-234.2898
eV

Electronic Structure

Indirect band gap
6.9301
eV
Direct band gap
6.9315
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0028
μB

Additional Information

Prototype ID

A2B2C3D14_2_spg199

Decomposition

NaSrAlF6 SrF2

Computed at

2025-01-20 18:27:14

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: agm009142829).

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 agm009142829
data_agm009142829
_cell_length_a     9.30976
_cell_length_b     9.30976
_cell_length_c     9.30976
_cell_angle_alpha  109.47122
_cell_angle_beta   109.47122
_cell_angle_gamma  109.47122
_cell_volume       621.14541
_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
  Na1 Na 0.17970 0.50000 0.00000 1.00000
  Na2 Na 0.50000 0.00000 0.17970 1.00000
  Na3 Na 0.00000 0.17970 0.50000 1.00000
  Na4 Na 0.32030 0.32030 0.32030 1.00000
  Sr1 Sr 0.78751 0.25000 0.03751 1.00000
  Sr2 Sr 0.25000 0.03751 0.78751 1.00000
  Sr3 Sr 0.03751 0.78751 0.25000 1.00000
  Sr4 Sr 0.46249 0.71249 0.75000 1.00000
  Sr5 Sr 0.75000 0.46249 0.71249 1.00000
  Sr6 Sr 0.71249 0.75000 0.46249 1.00000
  Al1 Al 0.49602 0.50000 0.00000 1.00000
  Al2 Al 0.00000 0.49602 0.50000 1.00000
  Al3 Al 0.50000 0.00000 0.49602 1.00000
  Al4 Al 0.00398 0.00398 0.00398 1.00000
  F1 F 0.56020 0.56020 0.56020 1.00000
  F2 F 0.43328 0.66775 0.99421 1.00000
  F3 F 0.06093 0.23447 0.06672 1.00000
  F4 F 0.99276 0.54656 0.32571 1.00000
  F5 F 0.26553 0.32646 0.83225 1.00000
  F6 F 0.55380 0.50724 0.83295 1.00000
  F7 F 0.06672 0.06093 0.23447 1.00000
  F8 F 0.83225 0.26553 0.32646 1.00000
  F9 F 0.94620 0.77915 0.95344 1.00000
  F10 F 0.32571 0.99276 0.54656 1.00000
  F11 F 0.00000 0.93980 0.50000 1.00000
  F12 F 0.93980 0.50000 0.00000 1.00000
  F13 F 0.66705 0.17429 0.72085 1.00000
  F14 F 0.66775 0.99421 0.43328 1.00000
  F15 F 0.99421 0.43328 0.66775 1.00000
  F16 F 0.54656 0.32571 0.99276 1.00000
  F17 F 0.17429 0.72085 0.66705 1.00000
  F18 F 0.95344 0.94620 0.77915 1.00000
  F19 F 0.43907 0.50579 0.17354 1.00000
  F20 F 0.32646 0.83225 0.26553 1.00000
  F21 F 0.72085 0.66705 0.17429 1.00000
  F22 F 0.50000 0.00000 0.93980 1.00000
  F23 F 0.50579 0.17354 0.43907 1.00000
  F24 F 0.17354 0.43907 0.50579 1.00000
  F25 F 0.50724 0.83295 0.55380 1.00000
  F26 F 0.83295 0.55380 0.50724 1.00000
  F27 F 0.23447 0.06672 0.06093 1.00000
  F28 F 0.77915 0.95344 0.94620 1.00000
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