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Li2Cu2F7

Alexandria ALEX

Alex-ID: agm005228942 · Space group: P-1 (#2)

Basic Information

Formula
Li2Cu2F7
Alex-ID
agm005228942
Elements
3
Sites
22
Space group
P-1 (#2)
Crystal system
triclinic
Volume
273.96
ų
Cell a
5.2688
Å
Cell b
6.6359
Å
Cell c
8.5475
Å
α angle
108.97
°
β angle
104.22
°
γ angle
85.06
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Li2Cu2F7
Li
4.00 · 18.2%
Cu
4.00 · 18.2%
F
14.00 · 63.6%

Energy & Stability

Energy above hull
0.0307
eV/atom
Formation energy
-2.2632
eV/atom
Corrected total energy
-93.9740
eV
Raw total energy
-93.9740
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0068
eV
DOS at Fermi level
7.5702
Total magnetisation
6.0010
μB

Additional Information

Prototype ID

A2B2C7_22_spg2

Decomposition

Li3CuF6 LiCu3F8

Computed at

2023-05-08 23:36:44.734012

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: agm005228942).

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 agm005228942
data_agm005228942
_cell_length_a     5.26877
_cell_length_b     6.63593
_cell_length_c     8.54751
_cell_angle_alpha  108.96759
_cell_angle_beta   104.21567
_cell_angle_gamma  85.06201
_cell_volume       273.96060
_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
  Li1 Li 0.66499 0.24158 0.91295 1.00000
  Li2 Li 0.12636 0.01635 0.74616 1.00000
  Li3 Li 0.87364 0.98365 0.25384 1.00000
  Li4 Li 0.33501 0.75842 0.08705 1.00000
  Cu1 Cu 0.71602 0.70998 0.81451 1.00000
  Cu2 Cu 0.19384 0.47839 0.66629 1.00000
  Cu3 Cu 0.80616 0.52161 0.33371 1.00000
  Cu4 Cu 0.28398 0.29002 0.18549 1.00000
  F1 F 0.34908 0.18889 0.95937 1.00000
  F2 F 0.07717 0.61164 0.89052 1.00000
  F3 F 0.56410 0.42828 0.77482 1.00000
  F4 F 0.08815 0.20288 0.62028 1.00000
  F5 F 0.34005 0.75705 0.70566 1.00000
  F6 F 0.82222 0.97978 0.81793 1.00000
  F7 F 0.82068 0.58290 0.58791 1.00000
  F8 F 0.17932 0.41710 0.41209 1.00000
  F9 F 0.17778 0.02022 0.18207 1.00000
  F10 F 0.65995 0.24295 0.29434 1.00000
  F11 F 0.91185 0.79712 0.37972 1.00000
  F12 F 0.43590 0.57172 0.22518 1.00000
  F13 F 0.92283 0.38836 0.10948 1.00000
  F14 F 0.65092 0.81111 0.04063 1.00000
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