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Pr2GaSi2

Alexandria ALEX

Alex-ID: agm002240232 · Space group: Immm (#71)

Basic Information

Formula
Pr2GaSi2
Alex-ID
agm002240232
Elements
3
Sites
5
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
113.98
ų
Cell a
4.2310
Å
Cell b
5.8426
Å
Cell c
5.8426
Å
α angle
60.35
°
β angle
68.77
°
γ angle
68.77
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr2GaSi2
Pr
2.00 · 40.0%
Si
2.00 · 40.0%
Ga
1.00 · 20.0%

Energy & Stability

Energy above hull
0.0869
eV/atom
Formation energy
-0.6308
eV/atom
Corrected total energy
-26.5973
eV
Raw total energy
-26.5973
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.0340
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2_2_spg71

Decomposition

PrGaSi PrSi

Computed at

2018-06-26 11:17:20

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: agm002240232).

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 agm002240232
data_agm002240232
_cell_length_a     4.23101
_cell_length_b     5.84259
_cell_length_c     5.84259
_cell_angle_alpha  60.34917
_cell_angle_beta   68.77305
_cell_angle_gamma  68.77305
_cell_volume       113.97874
_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 0.78784 0.71254 0.71254 1.00000
  Pr2 Pr 0.21216 0.28746 0.28746 1.00000
  Si1 Si 0.50000 0.70380 0.29620 1.00000
  Si2 Si 0.50000 0.29620 0.70380 1.00000
  Ga1 Ga 0.00000 0.00000 0.00000 1.00000
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