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Mg3AlGa3

Alexandria ALEX

Alex-ID: agm003545129 · Space group: C2/m (#12)

Basic Information

Formula
Mg3AlGa3
Alex-ID
agm003545129
Elements
3
Sites
14
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
291.42
ų
Cell a
7.5066
Å
Cell b
7.5066
Å
Cell c
6.6343
Å
α angle
104.17
°
β angle
104.17
°
γ angle
117.74
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg3AlGa3
Mg
6.00 · 42.9%
Al
2.00 · 14.3%
Ga
6.00 · 42.9%

Energy & Stability

Energy above hull
0.1017
eV/atom
Formation energy
-0.0308
eV/atom
Corrected total energy
-35.6652
eV
Raw total energy
-35.6652
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0451
eV
DOS at Fermi level
4.1880
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C3_301_spg12

Decomposition

MgAl19 Mg2Ga5 MgGa

Computed at

2022-04-24 21:42:49.494376

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: agm003545129).

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 agm003545129
data_agm003545129
_cell_length_a     7.50664
_cell_length_b     7.50664
_cell_length_c     6.63429
_cell_angle_alpha  104.17383
_cell_angle_beta   104.17383
_cell_angle_gamma  117.73617
_cell_volume       291.42093
_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 0.55823 0.55823 0.31940 1.00000
  Mg2 Mg 0.12793 0.87207 0.50000 1.00000
  Mg3 Mg 0.87207 0.12793 0.50000 1.00000
  Mg4 Mg 0.29750 0.70250 0.00000 1.00000
  Mg5 Mg 0.70250 0.29750 0.00000 1.00000
  Mg6 Mg 0.44177 0.44177 0.68060 1.00000
  Al1 Al 0.86562 0.86562 0.77915 1.00000
  Al2 Al 0.13438 0.13438 0.22085 1.00000
  Ga1 Ga 0.76608 0.76608 0.10056 1.00000
  Ga2 Ga 0.86873 0.51082 0.65170 1.00000
  Ga3 Ga 0.51082 0.86873 0.65170 1.00000
  Ga4 Ga 0.13127 0.48918 0.34830 1.00000
  Ga5 Ga 0.48918 0.13127 0.34830 1.00000
  Ga6 Ga 0.23392 0.23392 0.89944 1.00000
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