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CeGa2(FeGe)4

Alexandria ALEX

Alex-ID: agm020176332 · Space group: I-42m (#121)

Basic Information

Formula
CeGa2(FeGe)4
Alex-ID
agm020176332
Elements
4
Sites
11
Space group
I-42m (#121)
Crystal system
tetragonal
Volume
173.65
ų
Cell a
6.2046
Å
Cell b
6.2046
Å
Cell c
6.2046
Å
α angle
118.00
°
β angle
118.00
°
γ angle
93.49
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CeGa2(FeGe)4
Ce
1.00 · 9.1%
Ga
2.00 · 18.2%
Fe
4.00 · 36.4%
Ge
4.00 · 36.4%

Energy & Stability

Energy above hull
0.0213
eV/atom
Formation energy
-0.3000
eV/atom
Corrected total energy
-67.6127
eV
Raw total energy
-67.6127
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
9.2833
Total magnetisation
2.0244
μB

Additional Information

Prototype ID

AB2C4D4_20_spg121

Decomposition

GaFe6Ge CeFeGe3 Ga3Fe FeGe

Computed at

2024-10-03 19:35:11.467709

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: agm020176332).

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 agm020176332
data_agm020176332
_cell_length_a     6.20464
_cell_length_b     6.20464
_cell_length_c     6.20464
_cell_angle_alpha  118.00401
_cell_angle_beta   118.00401
_cell_angle_gamma  93.49339
_cell_volume       173.64894
_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
  Ce1 Ce 0.00000 0.00000 0.00000 1.00000
  Ga1 Ga 0.50000 0.00000 0.50000 1.00000
  Ga2 Ga 0.00000 0.50000 0.50000 1.00000
  Fe1 Fe 0.43222 0.43222 0.68995 1.00000
  Fe2 Fe 0.74227 0.74227 0.31005 1.00000
  Fe3 Fe 0.25773 0.56778 0.00000 1.00000
  Fe4 Fe 0.56778 0.25773 0.00000 1.00000
  Ge1 Ge 0.88925 0.50873 0.00000 1.00000
  Ge2 Ge 0.50873 0.88925 0.00000 1.00000
  Ge3 Ge 0.49127 0.49127 0.38051 1.00000
  Ge4 Ge 0.11075 0.11075 0.61949 1.00000
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