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LiYMgGe2

Alexandria ALEX

Alex-ID: agm045249883 · Space group: I-4m2 (#119)

Basic Information

Formula
LiYMgGe2
Alex-ID
agm045249883
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
100.50
ų
Cell a
6.5624
Å
Cell b
6.5624
Å
Cell c
6.5624
Å
α angle
143.26
°
β angle
143.26
°
γ angle
52.93
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LiYMgGe2
Li
1.00 · 20.0%
Y
1.00 · 20.0%
Mg
1.00 · 20.0%
Ge
2.00 · 40.0%

Energy & Stability

Energy above hull
0.0536
eV/atom
Formation energy
-0.5111
eV/atom
Corrected total energy
-21.7616
eV
Raw total energy
-21.7616
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0423
eV
DOS at Fermi level
2.9673
Total magnetisation
-0.0002
μB

Additional Information

Prototype ID

ABCD2_152_spg1

Decomposition

Li2Y2Ge3 Mg2Ge

Computed at

2025-04-13 23:12:19

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: agm045249883).

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 agm045249883
data_agm045249883
_cell_length_a     6.56235
_cell_length_b     6.56235
_cell_length_c     6.56235
_cell_angle_alpha  143.26143
_cell_angle_beta   143.26143
_cell_angle_gamma  52.93315
_cell_volume       100.49948
_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 0.50000 0.50000 0.00000 1.00000
  Y1 Y 0.25000 0.75000 0.50000 1.00000
  Mg1 Mg 0.00000 0.00000 0.00000 1.00000
  Ge1 Ge 0.85550 0.35550 0.50000 1.00000
  Ge2 Ge 0.64450 0.14450 0.50000 1.00000
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