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CaPmPr

Alexandria ALEX

Alex-ID: agm017359842 · Space group: P4/nmm (#129)

Basic Information

Formula
CaPmPr
Alex-ID
agm017359842
Elements
3
Sites
6
Space group
P4/nmm (#129)
Crystal system
tetragonal
Volume
224.22
ų
Cell a
3.7373
Å
Cell b
3.7373
Å
Cell c
16.0532
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaPmPr
Ca
2.00 · 33.3%
Pm
2.00 · 33.3%
Pr
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0353
eV/atom
Formation energy
0.0338
eV/atom
Corrected total energy
-22.8704
eV
Raw total energy
-22.8704
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0253
eV
DOS at Fermi level
9.3088
Total magnetisation
-0.0005
μB

Additional Information

Prototype ID

ABC_168_spg139

Decomposition

Pm2Pr Ca Pr

Computed at

2025-04-16 13:10:57

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: agm017359842).

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 agm017359842
data_agm017359842
_cell_length_a     3.73729
_cell_length_b     3.73729
_cell_length_c     16.05321
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       224.22093
_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
  Ca1 Ca 0.50000 0.00000 0.59102 1.00000
  Ca2 Ca 0.00000 0.50000 0.40898 1.00000
  Pm1 Pm 0.50000 0.00000 0.23788 1.00000
  Pm2 Pm 0.00000 0.50000 0.76212 1.00000
  Pr1 Pr 0.00000 0.50000 0.08387 1.00000
  Pr2 Pr 0.50000 0.00000 0.91613 1.00000
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