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LaMg2Ga

Alexandria ALEX

Alex-ID: agm005773169 · Space group: Cmcm (#63)

Basic Information

Formula
LaMg2Ga
Alex-ID
agm005773169
Elements
3
Sites
8
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
198.22
ų
Cell a
4.6903
Å
Cell b
6.0601
Å
Cell c
7.5616
Å
α angle
90.00
°
β angle
90.00
°
γ angle
112.74
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaMg2Ga
La
2.00 · 25.0%
Mg
4.00 · 50.0%
Ga
2.00 · 25.0%

Energy & Stability

Energy above hull
0.0408
eV/atom
Formation energy
-0.3303
eV/atom
Corrected total energy
-24.9340
eV
Raw total energy
-24.9340
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0753
eV
DOS at Fermi level
2.0450
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_9172_spg8

Decomposition

La(MgGa)2 La2Mg17 LaMgGa

Computed at

2023-07-12 06:05:18.458691

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: agm005773169).

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 agm005773169
data_agm005773169
_cell_length_a     4.69027
_cell_length_b     6.06006
_cell_length_c     7.56159
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  112.74275
_cell_volume       198.21509
_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
  La1 La 0.92204 0.84373 0.25000 1.00000
  La2 La 0.07796 0.15627 0.75000 1.00000
  Mg1 Mg 0.36306 0.72571 0.55542 1.00000
  Mg2 Mg 0.63694 0.27429 0.44458 1.00000
  Mg3 Mg 0.36306 0.72571 0.94458 1.00000
  Mg4 Mg 0.63694 0.27429 0.05542 1.00000
  Ga1 Ga 0.79035 0.57968 0.75000 1.00000
  Ga2 Ga 0.20965 0.42032 0.25000 1.00000
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