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AcPuBeSi2

Alexandria ALEX

Alex-ID: agm005019368 · Space group: I-4m2 (#119)

Basic Information

Formula
AcPuBeSi2
Alex-ID
agm005019368
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
110.89
ų
Cell a
4.4351
Å
Cell b
4.4351
Å
Cell c
6.4511
Å
α angle
110.11
°
β angle
110.11
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AcPuBeSi2
Ac
1.00 · 20.0%
Pu
1.00 · 20.0%
Be
1.00 · 20.0%
Si
2.00 · 40.0%

Energy & Stability

Energy above hull
0.2952
eV/atom
Formation energy
-0.1740
eV/atom
Corrected total energy
-33.8828
eV
Raw total energy
-33.8828
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0210
eV
DOS at Fermi level
9.9839
Total magnetisation
5.5235
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

Pu3(BeSi2)2 Ac3(BeSi2)2 Pu5Si3 PuBe13

Computed at

2022-07-03 23:05:16.999791

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: agm005019368).

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 agm005019368
data_agm005019368
_cell_length_a     4.43515
_cell_length_b     4.43515
_cell_length_c     6.45108
_cell_angle_alpha  110.10564
_cell_angle_beta   110.10564
_cell_angle_gamma  90.00000
_cell_volume       110.89220
_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
  Ac1 Ac 0.00000 0.00000 0.00000 1.00000
  Pu1 Pu 0.75000 0.25000 0.50000 1.00000
  Be1 Be 0.25000 0.75000 0.50000 1.00000
  Si1 Si 0.60795 0.60795 0.21589 1.00000
  Si2 Si 0.39205 0.39205 0.78411 1.00000
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