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Pr(Sm2Ho)2

Alexandria ALEX

Alex-ID: agm017869587 · Space group: I4/mmm (#139)

Basic Information

Formula
Pr(Sm2Ho)2
Alex-ID
agm017869587
Elements
3
Sites
7
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
233.40
ų
Cell a
18.0929
Å
Cell b
18.0929
Å
Cell c
18.0929
Å
α angle
168.55
°
β angle
168.55
°
γ angle
16.22
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr(Sm2Ho)2
Pr
1.00 · 14.3%
Sm
4.00 · 57.1%
Ho
2.00 · 28.6%

Energy & Stability

Energy above hull
0.0260
eV/atom
Formation energy
0.0219
eV/atom
Corrected total energy
-32.6821
eV
Raw total energy
-32.6821
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
9.6857
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C4_1994_spg12

Decomposition

PrSmHo4 Sm2Ho7 PrSm4

Computed at

2025-05-22 10:57:51

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: agm017869587).

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 agm017869587
data_agm017869587
_cell_length_a     18.09286
_cell_length_b     18.09286
_cell_length_c     18.09286
_cell_angle_alpha  168.54960
_cell_angle_beta   168.54960
_cell_angle_gamma  16.22049
_cell_volume       233.40297
_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 0.00000 0.00000 0.00000 1.00000
  Sm1 Sm 0.71421 0.71421 0.00000 1.00000
  Sm2 Sm 0.28579 0.28579 0.00000 1.00000
  Sm3 Sm 0.57379 0.57379 0.00000 1.00000
  Sm4 Sm 0.42621 0.42621 0.00000 1.00000
  Ho1 Ho 0.85601 0.85601 0.00000 1.00000
  Ho2 Ho 0.14399 0.14399 0.00000 1.00000
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