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Y5Cu4

Alexandria ALEX

Alex-ID: agm005502796 · Space group: I4/mmm (#139)

Basic Information

Formula
Y5Cu4
Alex-ID
agm005502796
Elements
2
Sites
9
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
198.51
ų
Cell a
6.8180
Å
Cell b
6.8180
Å
Cell c
6.8180
Å
α angle
97.43
°
β angle
97.43
°
γ angle
137.84
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Y5Cu4
Y
5.00 · 55.6%
Cu
4.00 · 44.4%

Energy & Stability

Energy above hull
0.4139
eV/atom
Formation energy
0.2092
eV/atom
Corrected total energy
-47.0724
eV
Raw total energy
-47.0724
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
13.0798
Total magnetisation
0.0048
μB

Additional Information

Prototype ID

A4B5_52_spg139

Decomposition

YCu Y

Computed at

2023-03-19 13:00:28.031664

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: agm005502796).

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 agm005502796
data_agm005502796
_cell_length_a     6.81804
_cell_length_b     6.81804
_cell_length_c     6.81804
_cell_angle_alpha  97.43405
_cell_angle_beta   97.43405
_cell_angle_gamma  137.83630
_cell_volume       198.50750
_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
  Y1 Y 0.00000 0.00000 0.00000 1.00000
  Y2 Y 0.67865 0.32135 0.00000 1.00000
  Y3 Y 0.32135 0.67865 0.00000 1.00000
  Y4 Y 0.32135 0.32135 0.64270 1.00000
  Y5 Y 0.67865 0.67865 0.35730 1.00000
  Cu1 Cu 0.64451 0.00000 0.64451 1.00000
  Cu2 Cu 0.35549 0.00000 0.35549 1.00000
  Cu3 Cu 0.00000 0.35549 0.35549 1.00000
  Cu4 Cu 0.00000 0.64451 0.64451 1.00000
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