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LaPm4Sm3Bi8

Alexandria ALEX

Alex-ID: agm044700844 · Space group: R-3m (#166)

Basic Information

Formula
LaPm4Sm3Bi8
Alex-ID
agm044700844
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
546.59
ų
Cell a
9.1779
Å
Cell b
9.1779
Å
Cell c
9.1779
Å
α angle
59.99
°
β angle
59.99
°
γ angle
59.99
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaPm4Sm3Bi8
La
1.00 · 6.3%
Pm
4.00 · 25.0%
Sm
3.00 · 18.8%
Bi
8.00 · 50.0%

Energy & Stability

Energy above hull
0.0075
eV/atom
Formation energy
-0.9468
eV/atom
Corrected total energy
-84.2967
eV
Raw total energy
-84.2967
eV

Electronic Structure

Indirect band gap
0.0008
eV
Direct band gap
0.0008
eV
DOS at Fermi level
2.3484
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4D8_63_spg12

Decomposition

Pm3SmBi4 PmSm3Bi4 LaBi

Computed at

2025-02-05 12:31:15

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: agm044700844).

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 agm044700844
data_agm044700844
_cell_length_a     9.17795
_cell_length_b     9.17795
_cell_length_c     9.17795
_cell_angle_alpha  59.99387
_cell_angle_beta   59.99387
_cell_angle_gamma  59.99387
_cell_volume       546.58937
_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
  La1 La 0.00000 0.00000 0.00000 1.00000
  Pm1 Pm 0.50000 0.50000 0.50000 1.00000
  Pm2 Pm 0.00000 0.00000 0.50000 1.00000
  Pm3 Pm 0.50000 0.00000 0.00000 1.00000
  Pm4 Pm 0.00000 0.50000 0.00000 1.00000
  Sm1 Sm 0.00000 0.50000 0.50000 1.00000
  Sm2 Sm 0.50000 0.00000 0.50000 1.00000
  Sm3 Sm 0.50000 0.50000 0.00000 1.00000
  Bi1 Bi 0.74800 0.25294 0.74800 1.00000
  Bi2 Bi 0.25294 0.74800 0.74800 1.00000
  Bi3 Bi 0.74957 0.74957 0.74957 1.00000
  Bi4 Bi 0.74800 0.74800 0.25294 1.00000
  Bi5 Bi 0.25200 0.25200 0.74706 1.00000
  Bi6 Bi 0.25043 0.25043 0.25043 1.00000
  Bi7 Bi 0.74706 0.25200 0.25200 1.00000
  Bi8 Bi 0.25200 0.74706 0.25200 1.00000
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