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La2CoNi3Ge4

Alexandria ALEX

Alex-ID: agm034354890 · Space group: P4mm (#99)

Alexandria Database API

Basic Information

Formula
La2CoNi3Ge4
Alex-ID
agm034354890
Elements
4
Sites
10
Space group
P4mm (#99)
Crystal system
tetragonal
Volume
173.02
ų
Cell a
4.2187
Å
Cell b
4.2187
Å
Cell c
9.7214
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La2CoNi3Ge4
La
2.00 · 20.0%
Co
1.00 · 10.0%
Ni
3.00 · 30.0%
Ge
4.00 · 40.0%

Energy & Stability

Energy above hull
0.0136
eV/atom
Formation energy
-0.6586
eV/atom
Corrected total energy
-59.3860
eV
Raw total energy
-59.3860
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.9394
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D4_122_spg99

Decomposition

La(NiGe)2 La(CoGe)2

Computed at

2024-10-26 15:08:26.098189

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: agm034354890).

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 agm034354890
data_agm034354890
_cell_length_a     4.21874
_cell_length_b     4.21874
_cell_length_c     9.72138
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       173.01864
_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 0.50000 0.50000 0.25136 1.00000
  La2 La 0.00000 0.00000 0.74969 1.00000
  Co1 Co 0.50000 0.50000 0.62554 1.00000
  Ni1 Ni 0.00000 0.00000 0.37356 1.00000
  Ni2 Ni 0.50000 0.00000 0.00004 1.00000
  Ni3 Ni 0.00000 0.50000 0.00004 1.00000
  Ge1 Ge 0.50000 0.50000 0.87273 1.00000
  Ge2 Ge 0.00000 0.00000 0.12354 1.00000
  Ge3 Ge 0.50000 0.00000 0.50175 1.00000
  Ge4 Ge 0.00000 0.50000 0.50175 1.00000
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