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HEAS Data Platform · Materials Science Database

LaPm2YEr5

Alexandria ALEX

Alex-ID: agm005153232 · Space group: I4/mcm (#140)

Basic Information

Formula
LaPm2YEr5
Alex-ID
agm005153232
Elements
4
Sites
18
Space group
I4/mcm (#140)
Crystal system
tetragonal
Volume
588.97
ų
Cell a
8.7518
Å
Cell b
8.7518
Å
Cell c
9.8704
Å
α angle
116.32
°
β angle
116.32
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaPm2YEr5
La
2.00 · 11.1%
Pm
4.00 · 22.2%
Y
2.00 · 11.1%
Er
10.00 · 55.6%

Energy & Stability

Energy above hull
0.2666
eV/atom
Formation energy
0.2585
eV/atom
Corrected total energy
-82.7588
eV
Raw total energy
-82.7588
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
20.8730
Total magnetisation
0.0002
μB

Additional Information

Prototype ID

ABC2D5_205_spg140

Decomposition

LaEr2 LaY2 PmEr2

Computed at

2023-01-19 21:06:09.104045

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: agm005153232).

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 agm005153232
data_agm005153232
_cell_length_a     8.75183
_cell_length_b     8.75183
_cell_length_c     9.87036
_cell_angle_alpha  116.31709
_cell_angle_beta   116.31709
_cell_angle_gamma  90.00000
_cell_volume       588.96525
_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
  La1 La 0.25000 0.25000 0.50000 1.00000
  La2 La 0.75000 0.75000 0.50000 1.00000
  Pm1 Pm 0.11609 0.38391 0.00000 1.00000
  Pm2 Pm 0.61609 0.11609 1.00000 1.00000
  Pm3 Pm 0.38391 0.88391 0.00000 1.00000
  Pm4 Pm 0.88391 0.61609 0.00000 1.00000
  Y1 Y 0.25000 0.75000 0.50000 1.00000
  Y2 Y 0.75000 0.25000 0.50000 1.00000
  Er1 Er 0.92596 0.42596 0.27097 1.00000
  Er2 Er 0.65499 0.15499 0.72903 1.00000
  Er3 Er 0.07404 0.57404 0.72903 1.00000
  Er4 Er 0.15499 0.07404 0.72903 1.00000
  Er5 Er 0.57404 0.65499 0.72903 1.00000
  Er6 Er 0.84501 0.92596 0.27097 1.00000
  Er7 Er 0.42596 0.34501 0.27097 1.00000
  Er8 Er 0.34501 0.84501 0.27097 1.00000
  Er9 Er 0.50000 0.50000 0.00000 1.00000
  Er10 Er 0.00000 0.00000 0.00000 1.00000
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