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Pr2Sm2HoEr2

Alexandria ALEX

Alex-ID: agm016659331 · Space group: I4/mmm (#139)

Basic Information

Formula
Pr2Sm2HoEr2
Alex-ID
agm016659331
Elements
4
Sites
7
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
231.83
ų
Cell a
17.9950
Å
Cell b
17.9950
Å
Cell c
17.9950
Å
α angle
168.49
°
β angle
168.49
°
γ angle
16.30
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr2Sm2HoEr2
Pr
2.00 · 28.6%
Sm
2.00 · 28.6%
Ho
1.00 · 14.3%
Er
2.00 · 28.6%

Energy & Stability

Energy above hull
0.0305
eV/atom
Formation energy
0.0262
eV/atom
Corrected total energy
-32.5359
eV
Raw total energy
-32.5359
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
10.2662
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB2C2D2_117_spg119

Decomposition

PrHoEr Pr(SmEr3)2 PrSm4 Pr

Computed at

2025-05-27 06:30:11

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: agm016659331).

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 agm016659331
data_agm016659331
_cell_length_a     17.99500
_cell_length_b     17.99500
_cell_length_c     17.99500
_cell_angle_alpha  168.49423
_cell_angle_beta   168.49423
_cell_angle_gamma  16.29920
_cell_volume       231.83202
_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
  Pr1 Pr 0.85994 0.85994 0.00000 1.00000
  Pr2 Pr 0.14006 0.14006 0.00000 1.00000
  Sm1 Sm 0.71358 0.71358 0.00000 1.00000
  Sm2 Sm 0.28642 0.28642 0.00000 1.00000
  Ho1 Ho 0.00000 0.00000 0.00000 1.00000
  Er1 Er 0.56795 0.56795 0.00000 1.00000
  Er2 Er 0.43205 0.43205 0.00000 1.00000
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