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Pm2Pr2Ho

Alexandria ALEX

Alex-ID: agm014580700 · Space group: P-3m1 (#164)

Basic Information

Formula
Pm2Pr2Ho
Alex-ID
agm014580700
Elements
3
Sites
5
Space group
P-3m1 (#164)
Crystal system
trigonal
Volume
171.92
ų
Cell a
3.6633
Å
Cell b
3.6633
Å
Cell c
14.7925
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm2Pr2Ho
Pm
2.00 · 40.0%
Pr
2.00 · 40.0%
Ho
1.00 · 20.0%

Energy & Stability

Energy above hull
0.0181
eV/atom
Formation energy
0.0151
eV/atom
Corrected total energy
-23.5721
eV
Raw total energy
-23.5721
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.8122
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2_458_spg164

Decomposition

Pm2Ho7 Pm2Pr Pr

Computed at

2025-04-15 02:27:31

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: agm014580700).

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 agm014580700
data_agm014580700
_cell_length_a     3.66331
_cell_length_b     3.66331
_cell_length_c     14.79246
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       171.91712
_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
  Pm1 Pm 0.66667 0.33333 0.69392 1.00000
  Pm2 Pm 0.33333 0.66667 0.30608 1.00000
  Pr1 Pr 0.33333 0.66667 0.89719 1.00000
  Pr2 Pr 0.66667 0.33333 0.10281 1.00000
  Ho1 Ho 0.00000 0.00000 0.50000 1.00000
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