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Pr3Sm3Ga4

Alexandria ALEX

Alex-ID: agm005687325 · Space group: Amm2 (#38)

Basic Information

Formula
Pr3Sm3Ga4
Alex-ID
agm005687325
Elements
3
Sites
10
Space group
Amm2 (#38)
Crystal system
orthorhombic
Volume
277.40
ų
Cell a
4.5057
Å
Cell b
7.8465
Å
Cell c
7.8465
Å
α angle
90.54
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr3Sm3Ga4
Pr
3.00 · 30.0%
Sm
3.00 · 30.0%
Ga
4.00 · 40.0%

Energy & Stability

Energy above hull
0.0214
eV/atom
Formation energy
-0.4676
eV/atom
Corrected total energy
-45.3158
eV
Raw total energy
-45.3158
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0098
eV
DOS at Fermi level
10.6290
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A3B3C4_6_spg38

Decomposition

PrSmGa2 SmGa Pr

Computed at

2023-06-29 08:26:52.896618

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: agm005687325).

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 agm005687325
data_agm005687325
_cell_length_a     4.50572
_cell_length_b     7.84653
_cell_length_c     7.84653
_cell_angle_alpha  90.53666
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       277.39600
_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
  Pr1 Pr 0.00000 0.49848 0.99819 1.00000
  Pr2 Pr 0.00000 0.00181 0.50152 1.00000
  Pr3 Pr 0.50000 0.17260 0.82740 1.00000
  Sm1 Sm 0.50000 0.82445 0.17555 1.00000
  Sm2 Sm 0.50000 0.32699 0.32479 1.00000
  Sm3 Sm 0.50000 0.67521 0.67301 1.00000
  Ga1 Ga 0.00000 0.61880 0.38120 1.00000
  Ga2 Ga 0.00000 0.38697 0.61303 1.00000
  Ga3 Ga 0.00000 0.87936 0.88468 1.00000
  Ga4 Ga 0.00000 0.11532 0.12064 1.00000
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