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TcOs2

Alexandria ALEX

Alex-ID: agm005462217 · Space group: I4/mcm (#140)

Basic Information

Formula
TcOs2
Alex-ID
agm005462217
Elements
2
Sites
6
Space group
I4/mcm (#140)
Crystal system
tetragonal
Volume
91.23
ų
Cell a
4.9854
Å
Cell b
4.9854
Å
Cell c
4.9854
Å
α angle
103.09
°
β angle
103.09
°
γ angle
123.16
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
TcOs2
Tc
2.00 · 33.3%
Os
4.00 · 66.7%

Energy & Stability

Energy above hull
0.4800
eV/atom
Formation energy
0.4012
eV/atom
Corrected total energy
-63.2439
eV
Raw total energy
-63.2439
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.2107
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_36_spg12

Decomposition

TcOs3 TcOs

Computed at

2023-03-22 00:42:53.767619

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: agm005462217).

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 agm005462217
data_agm005462217
_cell_length_a     4.98540
_cell_length_b     4.98540
_cell_length_c     4.98540
_cell_angle_alpha  103.09188
_cell_angle_beta   103.09188
_cell_angle_gamma  123.15962
_cell_volume       91.22811
_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
  Tc1 Tc 0.25000 0.25000 0.00000 1.00000
  Tc2 Tc 0.75000 0.75000 0.00000 1.00000
  Os1 Os 0.85956 0.35956 0.21912 1.00000
  Os2 Os 0.64044 0.85956 0.50000 1.00000
  Os3 Os 0.35956 0.14044 0.50000 1.00000
  Os4 Os 0.14044 0.64044 0.78088 1.00000
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