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Li2BeF4

Alexandria ALEX

Alex-ID: agm003248756 · Space group: R-3 (#148)

Basic Information

Formula
Li2BeF4
Alex-ID
agm003248756
Elements
3
Sites
42
Space group
R-3 (#148)
Crystal system
trigonal
Volume
476.14
ų
Cell a
8.3660
Å
Cell b
8.3660
Å
Cell c
8.3660
Å
α angle
107.83
°
β angle
107.83
°
γ angle
107.83
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Li2BeF4
Be
6.00 · 14.3%
F
24.00 · 57.1%
Li
12.00 · 28.6%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-3.3821
eV/atom
Corrected total energy
-221.4627
eV
Raw total energy
-221.4627
eV

Electronic Structure

Indirect band gap
7.6252
eV
Direct band gap
7.6410
eV
DOS at Fermi level
0.0000
Total magnetisation
0.3920
μB

Additional Information

Prototype ID

AB2C4_144_spg148

Decomposition

Li2BeF4

Computed at

2021-12-20 04:14:55.799109

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: agm003248756).

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 agm003248756
data_agm003248756
_cell_length_a     8.36599
_cell_length_b     8.36599
_cell_length_c     8.36599
_cell_angle_alpha  107.83190
_cell_angle_beta   107.83190
_cell_angle_gamma  107.83190
_cell_volume       476.13862
_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
  Be1 Be 0.23518 0.05357 0.45924 1.00000
  Be2 Be 0.45924 0.23518 0.05357 1.00000
  Be3 Be 0.05357 0.45924 0.23518 1.00000
  Be4 Be 0.76482 0.94643 0.54076 1.00000
  Be5 Be 0.54076 0.76482 0.94643 1.00000
  Be6 Be 0.94643 0.54076 0.76482 1.00000
  F1 F 0.36232 0.03585 0.35680 1.00000
  F2 F 0.35680 0.36232 0.03585 1.00000
  F3 F 0.03585 0.35680 0.36232 1.00000
  F4 F 0.63768 0.96415 0.64320 1.00000
  F5 F 0.64320 0.63768 0.96415 1.00000
  F6 F 0.96415 0.64320 0.63768 1.00000
  F7 F 0.24358 0.93280 0.57108 1.00000
  F8 F 0.57108 0.24358 0.93280 1.00000
  F9 F 0.93280 0.57108 0.24358 1.00000
  F10 F 0.75642 0.06720 0.42892 1.00000
  F11 F 0.42892 0.75642 0.06720 1.00000
  F12 F 0.06720 0.42892 0.75642 1.00000
  F13 F 0.03052 0.97493 0.30765 1.00000
  F14 F 0.30765 0.03052 0.97493 1.00000
  F15 F 0.97493 0.30765 0.03052 1.00000
  F16 F 0.96948 0.02507 0.69235 1.00000
  F17 F 0.69235 0.96948 0.02507 1.00000
  F18 F 0.02507 0.69235 0.96948 1.00000
  F19 F 0.31095 0.26435 0.59964 1.00000
  F20 F 0.59964 0.31095 0.26435 1.00000
  F21 F 0.26435 0.59964 0.31095 1.00000
  F22 F 0.68905 0.73565 0.40036 1.00000
  F23 F 0.40036 0.68905 0.73565 1.00000
  F24 F 0.73565 0.40036 0.68905 1.00000
  Li1 Li 0.56071 0.38772 0.79550 1.00000
  Li2 Li 0.79550 0.56071 0.38772 1.00000
  Li3 Li 0.38772 0.79550 0.56071 1.00000
  Li4 Li 0.43929 0.61228 0.20450 1.00000
  Li5 Li 0.20450 0.43929 0.61228 1.00000
  Li6 Li 0.61228 0.20450 0.43929 1.00000
  Li7 Li 0.89983 0.72317 0.12126 1.00000
  Li8 Li 0.12126 0.89983 0.72317 1.00000
  Li9 Li 0.72317 0.12126 0.89983 1.00000
  Li10 Li 0.10017 0.27683 0.87874 1.00000
  Li11 Li 0.87874 0.10017 0.27683 1.00000
  Li12 Li 0.27683 0.87874 0.10017 1.00000
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