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Pm3Bi2Se

Alexandria ALEX

Alex-ID: agm005646895 · Space group: Fddd (#70)

Basic Information

Formula
Pm3Bi2Se
Alex-ID
agm005646895
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
752.11
ų
Cell a
7.7268
Å
Cell b
7.7268
Å
Cell c
14.0894
Å
α angle
100.52
°
β angle
100.52
°
γ angle
109.52
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm3Bi2Se
Pm
12.00 · 50.0%
Bi
8.00 · 33.3%
Se
4.00 · 16.7%

Energy & Stability

Energy above hull
0.0136
eV/atom
Formation energy
-1.2223
eV/atom
Corrected total energy
-131.3526
eV
Raw total energy
-131.3526
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0183
eV
DOS at Fermi level
6.8217
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_36_spg70

Decomposition

PmBi PmSe

Computed at

2023-08-24 21:37:32.496285

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: agm005646895).

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 agm005646895
data_agm005646895
_cell_length_a     7.72685
_cell_length_b     7.72685
_cell_length_c     14.08945
_cell_angle_alpha  100.52041
_cell_angle_beta   100.52040
_cell_angle_gamma  109.51972
_cell_volume       752.10997
_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 0.16545 0.67536 0.82830 1.00000
  Pm2 Pm 0.66285 0.15293 0.82830 1.00000
  Pm3 Pm 0.08455 0.07464 0.67170 1.00000
  Pm4 Pm 0.58715 0.59707 0.67170 1.00000
  Pm5 Pm 0.01487 0.51487 0.50000 1.00000
  Pm6 Pm 0.48513 0.98513 0.50000 1.00000
  Pm7 Pm 0.40293 0.41285 0.32830 1.00000
  Pm8 Pm 0.92536 0.91545 0.32830 1.00000
  Pm9 Pm 0.84707 0.33715 0.17170 1.00000
  Pm10 Pm 0.32464 0.83455 0.17170 1.00000
  Pm11 Pm 0.23513 0.23513 0.00000 1.00000
  Pm12 Pm 0.76487 0.76487 1.00000 1.00000
  Bi1 Bi 0.99839 0.49839 0.99678 1.00000
  Bi2 Bi 0.41871 0.41871 0.83741 1.00000
  Bi3 Bi 0.83129 0.33129 0.66259 1.00000
  Bi4 Bi 0.25161 0.25161 0.50322 1.00000
  Bi5 Bi 0.74839 0.74839 0.49678 1.00000
  Bi6 Bi 0.66871 0.16871 0.33741 1.00000
  Bi7 Bi 0.58129 0.58129 0.16259 1.00000
  Bi8 Bi 0.50161 0.00161 0.00322 1.00000
  Se1 Se 0.91657 0.91657 0.83314 1.00000
  Se2 Se 0.33343 0.83343 0.66686 1.00000
  Se3 Se 0.16657 0.66657 0.33314 1.00000
  Se4 Se 0.08343 0.08343 0.16686 1.00000
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