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Fe3Cu4

Alexandria ALEX

Alex-ID: agm005486290 · Space group: P6/mmm (#191)

Basic Information

Formula
Fe3Cu4
Alex-ID
agm005486290
Elements
2
Sites
7
Space group
P6/mmm (#191)
Crystal system
hexagonal
Volume
86.91
ų
Cell a
4.6550
Å
Cell b
4.6550
Å
Cell c
4.6312
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Fe3Cu4
Fe
3.00 · 42.9%
Cu
4.00 · 57.1%

Energy & Stability

Energy above hull
0.2803
eV/atom
Formation energy
0.2803
eV/atom
Corrected total energy
-40.0659
eV
Raw total energy
-40.0659
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0009
eV
DOS at Fermi level
6.5223
Total magnetisation
7.7693
μB

Additional Information

Prototype ID

A3B4_20_spg191

Decomposition

Cu Fe

Computed at

2023-03-17 23:02:40.849240

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: agm005486290).

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 agm005486290
data_agm005486290
_cell_length_a     4.65496
_cell_length_b     4.65496
_cell_length_c     4.63122
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       86.90767
_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
  Fe1 Fe 0.00000 0.50000 0.00000 1.00000
  Fe2 Fe 0.50000 0.50000 0.00000 1.00000
  Fe3 Fe 0.50000 0.00000 0.00000 1.00000
  Cu1 Cu 0.00000 0.00000 0.25432 1.00000
  Cu2 Cu 0.00000 0.00000 0.74568 1.00000
  Cu3 Cu 0.66667 0.33333 0.50000 1.00000
  Cu4 Cu 0.33333 0.66667 0.50000 1.00000
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