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PuAlFeSi2

Alexandria ALEX

Alex-ID: agm048415933 · Space group: I-4m2 (#119)

Basic Information

Formula
PuAlFeSi2
Alex-ID
agm048415933
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
80.61
ų
Cell a
3.9332
Å
Cell b
3.9332
Å
Cell c
5.9060
Å
α angle
70.56
°
β angle
109.44
°
γ angle
90.02
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PuAlFeSi2
Pu
1.00 · 20.0%
Al
1.00 · 20.0%
Fe
1.00 · 20.0%
Si
2.00 · 40.0%

Energy & Stability

Energy above hull
0.0335
eV/atom
Formation energy
-0.4373
eV/atom
Corrected total energy
-39.5727
eV
Raw total energy
-39.5727
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0005
eV
DOS at Fermi level
8.5912
Total magnetisation
3.8985
μB

Additional Information

Prototype ID

ABCD2_145_spg1

Decomposition

Al2(FeSi)3 Pu2AlSi2 PuFeSi2

Computed at

2025-04-16 19:25:23

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: agm048415933).

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 agm048415933
data_agm048415933
_cell_length_a     3.93322
_cell_length_b     3.93322
_cell_length_c     5.90604
_cell_angle_alpha  70.55531
_cell_angle_beta   109.44469
_cell_angle_gamma  90.02244
_cell_volume       80.61358
_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
  Pu1 Pu 0.99982 0.99982 0.50000 1.00000
  Al1 Al 0.24960 0.24960 0.00000 1.00000
  Fe1 Fe 0.75023 0.75023 0.00000 1.00000
  Si1 Si 0.61278 0.38709 0.72617 1.00000
  Si2 Si 0.38709 0.61278 0.27383 1.00000
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