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LaAgGe2

Alexandria ALEX

Alex-ID: agm005693093 · Space group: Pnma (#62)

Basic Information

Formula
LaAgGe2
Alex-ID
agm005693093
Elements
3
Sites
32
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
718.61
ų
Cell a
4.4330
Å
Cell b
11.3079
Å
Cell c
14.3354
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaAgGe2
La
8.00 · 25.0%
Ag
8.00 · 25.0%
Ge
16.00 · 50.0%

Energy & Stability

Energy above hull
0.0113
eV/atom
Formation energy
-0.5443
eV/atom
Corrected total energy
-153.5238
eV
Raw total energy
-153.5238
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0322
eV
DOS at Fermi level
8.3636
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_549_spg62

Decomposition

La(AgGe)2 La4Ge7 Ge

Computed at

2023-07-12 04:40:05.254686

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: agm005693093).

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 agm005693093
data_agm005693093
_cell_length_a     4.43302
_cell_length_b     11.30794
_cell_length_c     14.33535
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       718.60673
_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 0.75000 0.46839 0.70191 1.00000
  La2 La 0.25000 0.96839 0.79809 1.00000
  La3 La 0.25000 0.53161 0.29809 1.00000
  La4 La 0.75000 0.03161 0.20191 1.00000
  La5 La 0.75000 0.24952 0.95196 1.00000
  La6 La 0.25000 0.74952 0.54804 1.00000
  La7 La 0.25000 0.75048 0.04804 1.00000
  La8 La 0.75000 0.25048 0.45196 1.00000
  Ag1 Ag 0.75000 0.54685 0.94298 1.00000
  Ag2 Ag 0.25000 0.04685 0.55702 1.00000
  Ag3 Ag 0.25000 0.45315 0.05702 1.00000
  Ag4 Ag 0.75000 0.95315 0.44298 1.00000
  Ag5 Ag 0.75000 0.32590 0.20597 1.00000
  Ag6 Ag 0.25000 0.82590 0.29403 1.00000
  Ag7 Ag 0.25000 0.67410 0.79403 1.00000
  Ag8 Ag 0.75000 0.17410 0.70597 1.00000
  Ge1 Ge 0.75000 0.97480 0.95940 1.00000
  Ge2 Ge 0.25000 0.47480 0.54060 1.00000
  Ge3 Ge 0.25000 0.02520 0.04060 1.00000
  Ge4 Ge 0.75000 0.52520 0.45940 1.00000
  Ge5 Ge 0.75000 0.77188 0.88919 1.00000
  Ge6 Ge 0.25000 0.27188 0.61081 1.00000
  Ge7 Ge 0.25000 0.22812 0.11081 1.00000
  Ge8 Ge 0.75000 0.72812 0.38919 1.00000
  Ge9 Ge 0.75000 0.75670 0.70626 1.00000
  Ge10 Ge 0.25000 0.25670 0.79374 1.00000
  Ge11 Ge 0.25000 0.24330 0.29374 1.00000
  Ge12 Ge 0.75000 0.74330 0.20626 1.00000
  Ge13 Ge 0.75000 0.95715 0.63314 1.00000
  Ge14 Ge 0.25000 0.45715 0.86686 1.00000
  Ge15 Ge 0.25000 0.04285 0.36686 1.00000
  Ge16 Ge 0.75000 0.54285 0.13314 1.00000
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