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TaSi5

Alexandria ALEX

Alex-ID: agm005483025 · Space group: P6/mmm (#191)

Basic Information

Formula
TaSi5
Alex-ID
agm005483025
Elements
2
Sites
6
Space group
P6/mmm (#191)
Crystal system
hexagonal
Volume
90.57
ų
Cell a
4.8144
Å
Cell b
4.8144
Å
Cell c
4.5121
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
TaSi5
Ta
1.00 · 16.7%
Si
5.00 · 83.3%

Energy & Stability

Energy above hull
0.7695
eV/atom
Formation energy
0.5302
eV/atom
Corrected total energy
-35.7863
eV
Raw total energy
-35.7863
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.1839
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB5_7_spg191

Decomposition

TaSi2 Si

Computed at

2023-03-21 22:43:03.003792

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: agm005483025).

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 agm005483025
data_agm005483025
_cell_length_a     4.81444
_cell_length_b     4.81444
_cell_length_c     4.51214
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       90.57412
_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 0.00000 0.00000 0.00000 1.00000
  Si1 Si 0.33333 0.66667 0.00000 1.00000
  Si2 Si 0.66667 0.33333 0.00000 1.00000
  Si3 Si 0.50000 0.00000 0.50000 1.00000
  Si4 Si 0.00000 0.50000 0.50000 1.00000
  Si5 Si 0.50000 0.50000 0.50000 1.00000
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