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TaOs2

Alexandria ALEX

Alex-ID: agm005458331 · Space group: Cmcm (#63)

Basic Information

Formula
TaOs2
Alex-ID
agm005458331
Elements
2
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
93.49
ų
Cell a
7.5940
Å
Cell b
7.5940
Å
Cell c
4.5227
Å
α angle
90.00
°
β angle
90.00
°
γ angle
159.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
TaOs2
Ta
2.00 · 33.3%
Os
4.00 · 66.7%

Energy & Stability

Energy above hull
0.2681
eV/atom
Formation energy
0.0524
eV/atom
Corrected total energy
-68.3100
eV
Raw total energy
-68.3100
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.0222
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_60_spg63

Decomposition

TaOs7 Ta3Os4

Computed at

2023-03-22 00:21:12.068787

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: agm005458331).

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 agm005458331
data_agm005458331
_cell_length_a     7.59399
_cell_length_b     7.59399
_cell_length_c     4.52270
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  158.99596
_cell_volume       93.48600
_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 0.71223 0.28777 0.25000 1.00000
  Ta2 Ta 0.28777 0.71223 0.75000 1.00000
  Os1 Os 0.39123 0.60877 0.25000 1.00000
  Os2 Os 0.60877 0.39123 0.75000 1.00000
  Os3 Os 0.95295 0.04705 0.75000 1.00000
  Os4 Os 0.04705 0.95295 0.25000 1.00000
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