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Li2MgFe2

Alexandria ALEX

Alex-ID: agm002928366 · Space group: I4/mmm (#139)

Basic Information

Formula
Li2MgFe2
Alex-ID
agm002928366
Elements
3
Sites
5
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
85.63
ų
Cell a
3.3064
Å
Cell b
3.3064
Å
Cell c
8.1743
Å
α angle
78.33
°
β angle
78.33
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Li2MgFe2
Mg
1.00 · 20.0%
Fe
2.00 · 40.0%
Li
2.00 · 40.0%

Energy & Stability

Energy above hull
0.4203
eV/atom
Formation energy
0.3930
eV/atom
Corrected total energy
-20.3826
eV
Raw total energy
-20.3826
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0065
eV
DOS at Fermi level
4.0494
Total magnetisation
4.8423
μB

Additional Information

Prototype ID

AB2C2_106_spg139

Decomposition

Li3Mg2 Li3Mg Fe

Computed at

2016-12-08 10:45:22

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: agm002928366).

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 agm002928366
data_agm002928366
_cell_length_a     3.30636
_cell_length_b     3.30636
_cell_length_c     8.17426
_cell_angle_alpha  78.33189
_cell_angle_beta   78.33189
_cell_angle_gamma  90.00000
_cell_volume       85.62805
_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
  Mg1 Mg 0.00000 0.00000 0.00000 1.00000
  Fe1 Fe 0.75000 0.25000 0.50000 1.00000
  Fe2 Fe 0.25000 0.75000 0.50000 1.00000
  Li1 Li 0.38613 0.38613 0.22775 1.00000
  Li2 Li 0.61387 0.61387 0.77225 1.00000
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