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PmPrMg

Alexandria ALEX

Alex-ID: agm017883034 · Space group: Cmcm (#63)

Basic Information

Formula
PmPrMg
Alex-ID
agm017883034
Elements
3
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
190.32
ų
Cell a
3.8499
Å
Cell b
5.6385
Å
Cell c
8.9751
Å
α angle
90.00
°
β angle
102.35
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmPrMg
Pm
2.00 · 33.3%
Pr
2.00 · 33.3%
Mg
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0215
eV/atom
Formation energy
-0.0568
eV/atom
Corrected total energy
-22.5989
eV
Raw total energy
-22.5989
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0520
eV
DOS at Fermi level
6.7052
Total magnetisation
0.0002
μB

Additional Information

Prototype ID

ABC_30_spg11

Decomposition

PmPrMg2 Pm2Pr Pr

Computed at

2025-04-16 16:19:02

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: agm017883034).

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 agm017883034
data_agm017883034
_cell_length_a     3.84994
_cell_length_b     5.63852
_cell_length_c     8.97508
_cell_angle_alpha  90.00000
_cell_angle_beta   102.34858
_cell_angle_gamma  90.00000
_cell_volume       190.32317
_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 0.08696 0.75000 0.67292 1.00000
  Pm2 Pm 0.91304 0.25000 0.32708 1.00000
  Pr1 Pr 0.22840 0.25000 0.95612 1.00000
  Pr2 Pr 0.77160 0.75000 0.04388 1.00000
  Mg1 Mg 0.56872 0.25000 0.63654 1.00000
  Mg2 Mg 0.43128 0.75000 0.36346 1.00000
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