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AcLa2Er3

Alexandria ALEX

Alex-ID: agm040706920 · Space group: P4/mmm (#123)

Basic Information

Formula
AcLa2Er3
Alex-ID
agm040706920
Elements
3
Sites
6
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
209.60
ų
Cell a
3.7838
Å
Cell b
3.7838
Å
Cell c
14.6403
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AcLa2Er3
Ac
1.00 · 16.7%
La
2.00 · 33.3%
Er
3.00 · 50.0%

Energy & Stability

Energy above hull
0.0467
eV/atom
Formation energy
0.0402
eV/atom
Corrected total energy
-27.4109
eV
Raw total energy
-27.4109
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0105
eV
DOS at Fermi level
9.0222
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_419_spg123

Decomposition

La7Er LaEr2 Ac

Computed at

2025-04-13 16:18:06

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: agm040706920).

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 agm040706920
data_agm040706920
_cell_length_a     3.78375
_cell_length_b     3.78375
_cell_length_c     14.64031
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       209.60193
_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
  Ac1 Ac 0.00000 0.00000 0.50000 1.00000
  La1 La 0.00000 0.00000 0.83648 1.00000
  La2 La 0.00000 0.00000 0.16352 1.00000
  Er1 Er 0.50000 0.50000 0.00000 1.00000
  Er2 Er 0.50000 0.50000 0.67357 1.00000
  Er3 Er 0.50000 0.50000 0.32643 1.00000
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