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Pm3AlPb2

Alexandria ALEX

Alex-ID: agm005753417 · Space group: Pnma (#62)

Basic Information

Formula
Pm3AlPb2
Alex-ID
agm005753417
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
714.05
ų
Cell a
4.5568
Å
Cell b
12.3108
Å
Cell c
12.7286
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm3AlPb2
Pm
12.00 · 50.0%
Al
4.00 · 16.7%
Pb
8.00 · 33.3%

Energy & Stability

Energy above hull
0.0856
eV/atom
Formation energy
-0.4752
eV/atom
Corrected total energy
-113.0600
eV
Raw total energy
-113.0600
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0183
eV
DOS at Fermi level
17.3287
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_315_spg62

Decomposition

PmAl2 Pm5Pb4

Computed at

2023-08-07 04:52:21.174564

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: agm005753417).

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 agm005753417
data_agm005753417
_cell_length_a     4.55679
_cell_length_b     12.31076
_cell_length_c     12.72864
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       714.04533
_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 0.25000 0.37942 0.05392 1.00000
  Pm2 Pm 0.75000 0.62058 0.94608 1.00000
  Pm3 Pm 0.75000 0.87942 0.44608 1.00000
  Pm4 Pm 0.25000 0.12058 0.55392 1.00000
  Pm5 Pm 0.25000 0.70672 0.22031 1.00000
  Pm6 Pm 0.75000 0.29328 0.77969 1.00000
  Pm7 Pm 0.75000 0.20672 0.27969 1.00000
  Pm8 Pm 0.25000 0.79328 0.72031 1.00000
  Pm9 Pm 0.25000 0.44258 0.37634 1.00000
  Pm10 Pm 0.75000 0.55742 0.62366 1.00000
  Pm11 Pm 0.75000 0.94258 0.12366 1.00000
  Pm12 Pm 0.25000 0.05742 0.87634 1.00000
  Al1 Al 0.25000 0.13094 0.12944 1.00000
  Al2 Al 0.75000 0.86906 0.87056 1.00000
  Al3 Al 0.75000 0.63094 0.37056 1.00000
  Al4 Al 0.25000 0.36906 0.62944 1.00000
  Pb1 Pb 0.25000 0.69237 0.49162 1.00000
  Pb2 Pb 0.75000 0.30763 0.50838 1.00000
  Pb3 Pb 0.75000 0.19237 0.00838 1.00000
  Pb4 Pb 0.25000 0.80763 0.99162 1.00000
  Pb5 Pb 0.25000 0.99887 0.31244 1.00000
  Pb6 Pb 0.75000 0.00113 0.68756 1.00000
  Pb7 Pb 0.75000 0.49887 0.18756 1.00000
  Pb8 Pb 0.25000 0.50113 0.81244 1.00000
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