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LaPr(SiNi2)2

Alexandria ALEX

Alex-ID: agm045896977 · Space group: R-3m (#166)

Alexandria Database API

Basic Information

Formula
LaPr(SiNi2)2
Alex-ID
agm045896977
Elements
4
Sites
8
Space group
R-3m (#166)
Crystal system
trigonal
Volume
139.47
ų
Cell a
10.2617
Å
Cell b
10.2617
Å
Cell c
10.2617
Å
α angle
22.56
°
β angle
22.56
°
γ angle
22.56
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaPr(SiNi2)2
La
1.00 · 12.5%
Pr
1.00 · 12.5%
Si
2.00 · 25.0%
Ni
4.00 · 50.0%

Energy & Stability

Energy above hull
0.0117
eV/atom
Formation energy
-0.6515
eV/atom
Corrected total energy
-48.9051
eV
Raw total energy
-48.9051
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.0005
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4_78_spg166

Decomposition

PrSiNi4 Pr(SiNi)2 La3Ni4 LaSi3Ni5

Computed at

2025-03-24 09:07:49

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: agm045896977).

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 agm045896977
data_agm045896977
_cell_length_a     10.26170
_cell_length_b     10.26170
_cell_length_c     10.26170
_cell_angle_alpha  22.55607
_cell_angle_beta   22.55607
_cell_angle_gamma  22.55607
_cell_volume       139.47209
_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
  Pr1 Pr 0.50000 0.50000 0.50000 1.00000
  Si1 Si 0.24906 0.24906 0.24906 1.00000
  Si2 Si 0.75094 0.75094 0.75094 1.00000
  Ni1 Ni 0.59879 0.59879 0.59879 1.00000
  Ni2 Ni 0.09919 0.09919 0.09919 1.00000
  Ni3 Ni 0.90081 0.90081 0.90081 1.00000
  Ni4 Ni 0.40121 0.40121 0.40121 1.00000
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