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Ta5Si

Alexandria ALEX

Alex-ID: agm005463499 · Space group: Cmmm (#65)

Basic Information

Formula
Ta5Si
Alex-ID
agm005463499
Elements
2
Sites
6
Space group
Cmmm (#65)
Crystal system
orthorhombic
Volume
104.62
ų
Cell a
6.8602
Å
Cell b
6.8602
Å
Cell c
4.5119
Å
α angle
90.00
°
β angle
90.00
°
γ angle
150.48
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta5Si
Ta
5.00 · 83.3%
Si
1.00 · 16.7%

Energy & Stability

Energy above hull
0.1534
eV/atom
Formation energy
-0.1406
eV/atom
Corrected total energy
-65.5301
eV
Raw total energy
-65.5301
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.9819
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB5_1_spg38

Decomposition

Ta3Si Ta

Computed at

2023-03-21 23:24:48.735444

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: agm005463499).

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 agm005463499
data_agm005463499
_cell_length_a     6.86025
_cell_length_b     6.86025
_cell_length_c     4.51188
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  150.48275
_cell_volume       104.61817
_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
  Ta1 Ta 0.33700 0.66300 0.50000 1.00000
  Ta2 Ta 0.15943 0.84057 0.00000 1.00000
  Ta3 Ta 0.00000 0.00000 0.50000 1.00000
  Ta4 Ta 0.84057 0.15943 0.00000 1.00000
  Ta5 Ta 0.66300 0.33700 0.50000 1.00000
  Si1 Si 0.50000 0.50000 0.00000 1.00000
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