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LaTiAlGe2

Alexandria ALEX

Alex-ID: agm005015720 · Space group: I-4m2 (#119)

Basic Information

Formula
LaTiAlGe2
Alex-ID
agm005015720
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
102.32
ų
Cell a
4.1151
Å
Cell b
4.1151
Å
Cell c
6.7063
Å
α angle
107.87
°
β angle
107.87
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaTiAlGe2
La
1.00 · 20.0%
Ti
1.00 · 20.0%
Al
1.00 · 20.0%
Ge
2.00 · 40.0%

Energy & Stability

Energy above hull
0.0716
eV/atom
Formation energy
-0.6217
eV/atom
Corrected total energy
-28.9113
eV
Raw total energy
-28.9113
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0139
eV
DOS at Fermi level
3.3827
Total magnetisation
-0.0002
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

TiAl3 Ti5Ge4 LaAlGe LaTiGe3

Computed at

2022-07-03 21:27:44.810152

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: agm005015720).

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 agm005015720
data_agm005015720
_cell_length_a     4.11511
_cell_length_b     4.11511
_cell_length_c     6.70626
_cell_angle_alpha  107.86715
_cell_angle_beta   107.86715
_cell_angle_gamma  90.00000
_cell_volume       102.31748
_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 0.00000 0.00000 0.00000 1.00000
  Ti1 Ti 0.25000 0.75000 0.50000 1.00000
  Al1 Al 0.75000 0.25000 0.50000 1.00000
  Ge1 Ge 0.61394 0.61394 0.22788 1.00000
  Ge2 Ge 0.38606 0.38606 0.77212 1.00000
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