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Pr2Dy(SiNi4)3

Alexandria ALEX

Alex-ID: agm004496348 · Space group: R-3m (#166)

Basic Information

Formula
Pr2Dy(SiNi4)3
Alex-ID
agm004496348
Elements
4
Sites
18
Space group
R-3m (#166)
Crystal system
trigonal
Volume
306.94
ų
Cell a
7.6696
Å
Cell b
7.6696
Å
Cell c
7.6696
Å
α angle
58.35
°
β angle
58.35
°
γ angle
58.35
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr2Dy(SiNi4)3
Pr
2.00 · 11.1%
Dy
1.00 · 5.6%
Si
3.00 · 16.7%
Ni
12.00 · 66.7%

Energy & Stability

Energy above hull
0.5996
eV/atom
Formation energy
0.0418
eV/atom
Corrected total energy
-99.0948
eV
Raw total energy
-99.0948
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
13.1364
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D12_105_spg166

Decomposition

DySiNi4 PrSiNi4

Computed at

2022-06-21 01:17:49.071661

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: agm004496348).

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 agm004496348
data_agm004496348
_cell_length_a     7.66962
_cell_length_b     7.66962
_cell_length_c     7.66962
_cell_angle_alpha  58.34779
_cell_angle_beta   58.34779
_cell_angle_gamma  58.34779
_cell_volume       306.94380
_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 0.59898 0.59898 0.59898 1.00000
  Pr2 Pr 0.40102 0.40102 0.40102 1.00000
  Dy1 Dy 0.00000 0.00000 0.00000 1.00000
  Si1 Si 0.50000 0.00000 0.00000 1.00000
  Si2 Si 0.00000 0.50000 0.00000 1.00000
  Si3 Si 0.00000 0.00000 0.50000 1.00000
  Ni1 Ni 0.35122 0.35122 0.88632 1.00000
  Ni2 Ni 0.83884 0.83884 0.47412 1.00000
  Ni3 Ni 0.47412 0.83884 0.83884 1.00000
  Ni4 Ni 0.88632 0.35122 0.35122 1.00000
  Ni5 Ni 0.83884 0.47412 0.83884 1.00000
  Ni6 Ni 0.35122 0.88632 0.35122 1.00000
  Ni7 Ni 0.64878 0.64878 0.11368 1.00000
  Ni8 Ni 0.16116 0.16116 0.52588 1.00000
  Ni9 Ni 0.52588 0.16116 0.16116 1.00000
  Ni10 Ni 0.11368 0.64878 0.64878 1.00000
  Ni11 Ni 0.16116 0.52588 0.16116 1.00000
  Ni12 Ni 0.64878 0.11368 0.64878 1.00000
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