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Ta7Os

Alexandria ALEX

Alex-ID: agm005493086 · Space group: Fm-3m (#225)

Alexandria Database API

Basic Information

Formula
Ta7Os
Alex-ID
agm005493086
Elements
2
Sites
8
Space group
Fm-3m (#225)
Crystal system
cubic
Volume
144.78
ų
Cell a
5.8940
Å
Cell b
5.8940
Å
Cell c
5.8940
Å
α angle
60.00
°
β angle
60.00
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta7Os
Ta
7.00 · 87.5%
Os
1.00 · 12.5%

Energy & Stability

Energy above hull
0.3682
eV/atom
Formation energy
0.2030
eV/atom
Corrected total energy
-92.5744
eV
Raw total energy
-92.5744
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
11.8700
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB7_0_spg225

Decomposition

Ta7Os

Computed at

2023-03-19 04:33:09.777242

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: agm005493086).

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 agm005493086
data_agm005493086
_cell_length_a     5.89396
_cell_length_b     5.89396
_cell_length_c     5.89396
_cell_angle_alpha  60.00000
_cell_angle_beta   60.00000
_cell_angle_gamma  60.00000
_cell_volume       144.77918
_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 0.50000 1.00000
  Ta2 Ta 0.50000 0.00000 0.50000 1.00000
  Ta3 Ta 0.00000 0.50000 0.50000 1.00000
  Ta4 Ta 0.50000 0.50000 0.00000 1.00000
  Ta5 Ta 0.00000 0.50000 0.00000 1.00000
  Ta6 Ta 0.50000 0.00000 0.00000 1.00000
  Ta7 Ta 0.50000 0.50000 0.50000 1.00000
  Os1 Os 0.00000 0.00000 0.00000 1.00000
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