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Nd2Y2Er2Al

Alexandria ALEX

Alex-ID: agm017997122 · Space group: I4/mmm (#139)

Basic Information

Formula
Nd2Y2Er2Al
Alex-ID
agm017997122
Elements
4
Sites
7
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
211.59
ų
Cell a
16.9550
Å
Cell b
16.9550
Å
Cell c
16.9550
Å
α angle
167.97
°
β angle
167.97
°
γ angle
17.04
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nd2Y2Er2Al
Nd
2.00 · 28.6%
Y
2.00 · 28.6%
Er
2.00 · 28.6%
Al
1.00 · 14.3%

Energy & Stability

Energy above hull
0.0306
eV/atom
Formation energy
-0.1068
eV/atom
Corrected total energy
-36.0896
eV
Raw total energy
-36.0896
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0001
eV
DOS at Fermi level
8.5316
Total magnetisation
-0.0030
μB

Additional Information

Prototype ID

AB2C2D2_117_spg119

Decomposition

NdEr2 Y2Al Nd

Computed at

2025-06-08 23:24:48

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: agm017997122).

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 agm017997122
data_agm017997122
_cell_length_a     16.95497
_cell_length_b     16.95497
_cell_length_c     16.95497
_cell_angle_alpha  167.97367
_cell_angle_beta   167.97367
_cell_angle_gamma  17.03932
_cell_volume       211.59135
_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
  Nd1 Nd 0.86368 0.86368 0.00000 1.00000
  Nd2 Nd 0.13632 0.13632 0.00000 1.00000
  Y1 Y 0.55693 0.55693 0.00000 1.00000
  Y2 Y 0.44307 0.44307 0.00000 1.00000
  Er1 Er 0.71344 0.71344 0.00000 1.00000
  Er2 Er 0.28656 0.28656 0.00000 1.00000
  Al1 Al 0.00000 0.00000 0.00000 1.00000
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