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U3(FeSi3)4

Alexandria ALEX

Alex-ID: agm008276563 · Space group: Cmce (#64)

Basic Information

Formula
U3(FeSi3)4
Alex-ID
agm008276563
Elements
3
Sites
38
Space group
Cmce (#64)
Crystal system
orthorhombic
Volume
560.64
ų
Cell a
9.6998
Å
Cell b
9.6998
Å
Cell c
7.9648
Å
α angle
90.00
°
β angle
90.00
°
γ angle
131.57
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
U3(FeSi3)4
U
6.00 · 15.8%
Fe
8.00 · 21.1%
Si
24.00 · 63.2%

Energy & Stability

Energy above hull
0.0860
eV/atom
Formation energy
-0.3625
eV/atom
Corrected total energy
-279.3570
eV
Raw total energy
-279.3570
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0059
eV
DOS at Fermi level
35.1688
Total magnetisation
10.7789
μB

Additional Information

Prototype ID

A3B4C12_35_spg64

Decomposition

U2Fe3Si5 FeSi2 USi3

Computed at

2024-07-13 16:16:49.239905

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: agm008276563).

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 agm008276563
data_agm008276563
_cell_length_a     9.69985
_cell_length_b     9.69985
_cell_length_c     7.96476
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  131.57057
_cell_volume       560.64122
_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
  U1 U 0.50000 0.50000 0.50000 1.00000
  U2 U 0.00000 0.00000 0.00000 1.00000
  U3 U 0.50417 0.00417 0.75000 1.00000
  U4 U 0.99583 0.49583 0.25000 1.00000
  U5 U 0.49583 0.99583 0.25000 1.00000
  U6 U 0.00417 0.50417 0.75000 1.00000
  Fe1 Fe 0.65584 0.34416 0.50000 1.00000
  Fe2 Fe 0.15584 0.84416 0.00000 1.00000
  Fe3 Fe 0.34416 0.65584 0.50000 1.00000
  Fe4 Fe 0.84416 0.15584 0.00000 1.00000
  Fe5 Fe 0.12713 0.12713 0.62591 1.00000
  Fe6 Fe 0.87287 0.87287 0.37409 1.00000
  Fe7 Fe 0.37287 0.37287 0.12591 1.00000
  Fe8 Fe 0.62713 0.62713 0.87409 1.00000
  Si1 Si 0.78329 0.21671 0.50000 1.00000
  Si2 Si 0.28329 0.71671 0.00000 1.00000
  Si3 Si 0.21671 0.78329 0.50000 1.00000
  Si4 Si 0.71671 0.28329 0.00000 1.00000
  Si5 Si 0.33338 0.33338 0.83234 1.00000
  Si6 Si 0.66662 0.66662 0.16766 1.00000
  Si7 Si 0.16662 0.16662 0.33234 1.00000
  Si8 Si 0.83338 0.83338 0.66766 1.00000
  Si9 Si 0.12993 0.89307 0.72918 1.00000
  Si10 Si 0.10693 0.87007 0.27082 1.00000
  Si11 Si 0.60693 0.37007 0.22918 1.00000
  Si12 Si 0.62993 0.39307 0.77082 1.00000
  Si13 Si 0.87007 0.10693 0.27082 1.00000
  Si14 Si 0.89307 0.12993 0.72918 1.00000
  Si15 Si 0.39307 0.62993 0.77082 1.00000
  Si16 Si 0.37007 0.60693 0.22918 1.00000
  Si17 Si 0.34743 0.11046 0.50839 1.00000
  Si18 Si 0.88954 0.65257 0.49161 1.00000
  Si19 Si 0.38954 0.15257 0.00839 1.00000
  Si20 Si 0.84743 0.61046 0.99161 1.00000
  Si21 Si 0.65257 0.88954 0.49161 1.00000
  Si22 Si 0.11046 0.34743 0.50839 1.00000
  Si23 Si 0.61046 0.84743 0.99161 1.00000
  Si24 Si 0.15257 0.38954 0.00839 1.00000
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