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ErAl11Cu

Alexandria ALEX

Alex-ID: agm005698770 · Space group: C2/m (#12)

Basic Information

Formula
ErAl11Cu
Alex-ID
agm005698770
Elements
3
Sites
13
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
223.23
ų
Cell a
5.2180
Å
Cell b
7.1475
Å
Cell c
6.8237
Å
α angle
83.10
°
β angle
67.52
°
γ angle
71.68
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ErAl11Cu
Er
1.00 · 7.7%
Al
11.00 · 84.6%
Cu
1.00 · 7.7%

Energy & Stability

Energy above hull
0.0779
eV/atom
Formation energy
-0.0918
eV/atom
Corrected total energy
-51.1168
eV
Raw total energy
-51.1168
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.0348
Total magnetisation
-0.0003
μB

Additional Information

Prototype ID

ABC11_0_spg12

Decomposition

ErAl7Cu3 ErAl3 Al

Computed at

2023-06-29 13:55:21.914196

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: agm005698770).

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 agm005698770
data_agm005698770
_cell_length_a     5.21802
_cell_length_b     7.14746
_cell_length_c     6.82365
_cell_angle_alpha  83.09568
_cell_angle_beta   67.52079
_cell_angle_gamma  71.67515
_cell_volume       223.23057
_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
  Er1 Er 0.00000 0.00000 0.00000 1.00000
  Al1 Al 0.28917 0.22382 0.21436 1.00000
  Al2 Al 0.71083 0.77618 0.78564 1.00000
  Al3 Al 0.49647 0.77618 0.21436 1.00000
  Al4 Al 0.50353 0.22382 0.78564 1.00000
  Al5 Al 0.34586 0.64650 0.64768 1.00000
  Al6 Al 0.65414 0.35350 0.35232 1.00000
  Al7 Al 0.00646 0.35350 0.64768 1.00000
  Al8 Al 0.99354 0.64650 0.35232 1.00000
  Al9 Al 0.00000 0.50000 0.00000 1.00000
  Al10 Al 0.50000 0.00000 0.50000 1.00000
  Al11 Al 0.00000 0.00000 0.50000 1.00000
  Cu1 Cu 0.50000 0.50000 0.00000 1.00000
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