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Pr2AlFe2Ni5

Alexandria ALEX

Alex-ID: agm005140563 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
Pr2AlFe2Ni5
Alex-ID
agm005140563
Elements
4
Sites
20
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
312.27
ų
Cell a
3.6696
Å
Cell b
9.2247
Å
Cell c
9.2247
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr2AlFe2Ni5
Pr
4.00 · 20.0%
Al
2.00 · 10.0%
Fe
4.00 · 20.0%
Ni
10.00 · 50.0%

Energy & Stability

Energy above hull
0.2619
eV/atom
Formation energy
-0.0691
eV/atom
Corrected total energy
-119.6978
eV
Raw total energy
-119.6978
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
20.2045
Total magnetisation
11.5604
μB

Additional Information

Prototype ID

AB2C2D5_48_spg127

Decomposition

PrAlNi2 PrAlNi4 Pr3Ni4 Fe

Computed at

2022-07-14 12:39:05.838637

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: agm005140563).

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 agm005140563
data_agm005140563
_cell_length_a     3.66957
_cell_length_b     9.22475
_cell_length_c     9.22475
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       312.26595
_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 0.68334 0.18334 1.00000
  Pr2 Pr 0.00000 0.31666 0.81666 1.00000
  Pr3 Pr 0.00000 0.18334 0.31666 1.00000
  Pr4 Pr 0.00000 0.81666 0.68334 1.00000
  Al1 Al 0.00000 0.00000 0.00000 1.00000
  Al2 Al 0.00000 0.50000 0.50000 1.00000
  Fe1 Fe 0.00000 0.11572 0.61572 1.00000
  Fe2 Fe 0.00000 0.88428 0.38428 1.00000
  Fe3 Fe 0.00000 0.61572 0.88428 1.00000
  Fe4 Fe 0.00000 0.38428 0.11572 1.00000
  Ni1 Ni 0.50000 0.20738 0.05557 1.00000
  Ni2 Ni 0.50000 0.79262 0.94443 1.00000
  Ni3 Ni 0.50000 0.05557 0.79262 1.00000
  Ni4 Ni 0.50000 0.70738 0.44443 1.00000
  Ni5 Ni 0.50000 0.94443 0.20738 1.00000
  Ni6 Ni 0.50000 0.29262 0.55557 1.00000
  Ni7 Ni 0.50000 0.55557 0.70738 1.00000
  Ni8 Ni 0.50000 0.44443 0.29262 1.00000
  Ni9 Ni 0.50000 0.50000 0.00000 1.00000
  Ni10 Ni 0.50000 0.00000 0.50000 1.00000
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