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La3GeTe2

Alexandria ALEX

Alex-ID: agm005641420 · Space group: Fddd (#70)

Basic Information

Formula
La3GeTe2
Alex-ID
agm005641420
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
796.40
ų
Cell a
7.8787
Å
Cell b
7.8787
Å
Cell c
14.3405
Å
α angle
100.59
°
β angle
100.59
°
γ angle
109.35
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La3GeTe2
La
12.00 · 50.0%
Ge
4.00 · 16.7%
Te
8.00 · 33.3%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.4293
eV/atom
Corrected total energy
-137.0352
eV
Raw total energy
-137.0352
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0094
eV
DOS at Fermi level
7.4149
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_36_spg70

Decomposition

La3GeTe2

Computed at

2023-08-18 08:17:23.061524

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: agm005641420).

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 agm005641420
data_agm005641420
_cell_length_a     7.87870
_cell_length_b     7.87870
_cell_length_c     14.34054
_cell_angle_alpha  100.58526
_cell_angle_beta   100.58526
_cell_angle_gamma  109.34627
_cell_volume       796.39791
_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 0.16284 0.68257 0.82561 1.00000
  La2 La 0.66277 0.14304 0.82561 1.00000
  La3 La 0.08716 0.06743 0.67439 1.00000
  La4 La 0.58723 0.60696 0.67439 1.00000
  La5 La 0.02118 0.52118 0.50000 1.00000
  La6 La 0.47882 0.97882 0.50000 1.00000
  La7 La 0.39304 0.41277 0.32561 1.00000
  La8 La 0.93257 0.91284 0.32561 1.00000
  La9 La 0.85696 0.33723 0.17439 1.00000
  La10 La 0.31743 0.83716 0.17439 1.00000
  La11 La 0.22882 0.22882 0.00000 1.00000
  La12 La 0.77118 0.77118 0.00000 1.00000
  Ge1 Ge 0.91636 0.91636 0.83271 1.00000
  Ge2 Ge 0.33364 0.83364 0.66729 1.00000
  Ge3 Ge 0.16636 0.66636 0.33271 1.00000
  Ge4 Ge 0.08364 0.08364 0.16729 1.00000
  Te1 Te 0.99770 0.49770 0.99540 1.00000
  Te2 Te 0.41907 0.41907 0.83813 1.00000
  Te3 Te 0.83094 0.33094 0.66187 1.00000
  Te4 Te 0.25230 0.25230 0.50460 1.00000
  Te5 Te 0.74770 0.74770 0.49540 1.00000
  Te6 Te 0.66906 0.16906 0.33813 1.00000
  Te7 Te 0.58093 0.58093 0.16187 1.00000
  Te8 Te 0.50230 0.00230 0.00460 1.00000
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