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PmSm2Sb3

Alexandria ALEX

Alex-ID: agm043078617 · Space group: Fddd (#70)

Basic Information

Formula
PmSm2Sb3
Alex-ID
agm043078617
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
760.99
ų
Cell a
14.8407
Å
Cell b
14.1544
Å
Cell c
7.7506
Å
α angle
79.45
°
β angle
69.66
°
γ angle
30.89
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmSm2Sb3
Pm
4.00 · 16.7%
Sm
8.00 · 33.3%
Sb
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0027
eV/atom
Formation energy
-1.1820
eV/atom
Corrected total energy
-134.6263
eV
Raw total energy
-134.6263
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0035
eV
DOS at Fermi level
2.2551
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_36_spg70

Decomposition

Pm3SmSb4 PmSm3Sb4

Computed at

2024-12-09 14:38:50

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: agm043078617).

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 agm043078617
data_agm043078617
_cell_length_a     14.84072
_cell_length_b     14.15441
_cell_length_c     7.75059
_cell_angle_alpha  79.45017
_cell_angle_beta   69.65768
_cell_angle_gamma  30.89215
_cell_volume       760.99205
_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 0.91670 0.91670 0.08330 1.00000
  Pm2 Pm 0.33330 0.33330 0.16670 1.00000
  Pm3 Pm 0.16670 0.16670 0.33330 1.00000
  Pm4 Pm 0.08330 0.08330 0.91670 1.00000
  Sm1 Sm 0.00015 0.00015 0.49985 1.00000
  Sm2 Sm 0.41654 0.41654 0.58346 1.00000
  Sm3 Sm 0.83346 0.83346 0.66654 1.00000
  Sm4 Sm 0.24985 0.24985 0.75015 1.00000
  Sm5 Sm 0.75015 0.75015 0.24985 1.00000
  Sm6 Sm 0.66654 0.66654 0.83346 1.00000
  Sm7 Sm 0.58346 0.58346 0.41654 1.00000
  Sm8 Sm 0.49985 0.49985 0.00015 1.00000
  Sb1 Sb 0.66693 0.16678 0.83214 1.00000
  Sb2 Sb 0.16678 0.66693 0.33415 1.00000
  Sb3 Sb 0.58307 0.08322 0.41786 1.00000
  Sb4 Sb 0.08322 0.58307 0.91585 1.00000
  Sb5 Sb 0.50113 0.99887 0.99887 1.00000
  Sb6 Sb 0.99887 0.50113 0.50113 1.00000
  Sb7 Sb 0.91585 0.41786 0.08322 1.00000
  Sb8 Sb 0.41786 0.91585 0.58307 1.00000
  Sb9 Sb 0.33415 0.83214 0.16678 1.00000
  Sb10 Sb 0.83214 0.33415 0.66693 1.00000
  Sb11 Sb 0.74887 0.25113 0.25113 1.00000
  Sb12 Sb 0.25113 0.74887 0.74887 1.00000
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