Navigation

HEAS Data Platform · Materials Science Database

Eu(FeGe)2

Alexandria ALEX

Alex-ID: agm077978734 · Space group: I4/mmm (#139)

Alexandria Database API

Basic Information

Formula
Eu(FeGe)2
Alex-ID
agm077978734
Elements
3
Sites
5
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
85.35
ų
Cell a
6.0527
Å
Cell b
6.0527
Å
Cell c
6.0527
Å
α angle
141.48
°
β angle
141.48
°
γ angle
55.61
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Eu(FeGe)2
Eu
1.00 · 20.0%
Fe
2.00 · 40.0%
Ge
2.00 · 40.0%

Energy & Stability

Energy above hull
0.0138
eV/atom
Formation energy
-0.3458
eV/atom
Corrected total energy
-38.1637
eV
Raw total energy
-38.1637
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0057
eV
DOS at Fermi level
8.9128
Total magnetisation
-4.8199
μB

Additional Information

Prototype ID

AB2C2_5_spg139

Decomposition

Eu3Ge5 Fe5Ge EuGe

Computed at

2025-01-09 07:40:49

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: agm077978734).

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 agm077978734
data_agm077978734
_cell_length_a     6.05265
_cell_length_b     6.05265
_cell_length_c     6.05265
_cell_angle_alpha  141.48350
_cell_angle_beta   141.48350
_cell_angle_gamma  55.60759
_cell_volume       85.34758
_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
  Eu1 Eu 0.00000 0.00000 0.00000 1.00000
  Fe1 Fe 0.75000 0.25000 0.50000 1.00000
  Fe2 Fe 0.25000 0.75000 0.50000 1.00000
  Ge1 Ge 0.36933 0.36933 0.00000 1.00000
  Ge2 Ge 0.63067 0.63067 0.00000 1.00000
Get direct link