Navigation

HEAS Data Platform · Materials Science Database

Ta3Co5

Alexandria ALEX

Alex-ID: agm100993456 · Space group: P6_3/mmc (#194)

Basic Information

Formula
Ta3Co5
Alex-ID
agm100993456
Elements
2
Sites
16
Space group
P6_3/mmc (#194)
Crystal system
hexagonal
Volume
213.23
ų
Cell a
4.6747
Å
Cell b
4.6747
Å
Cell c
11.2671
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta3Co5
Ta
6.00 · 37.5%
Co
10.00 · 62.5%

Energy & Stability

Energy above hull
0.1366
eV/atom
Formation energy
-0.0977
eV/atom
Corrected total energy
-143.9161
eV
Raw total energy
-143.9161
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0017
eV
DOS at Fermi level
17.8843
Total magnetisation
0.0173
μB

Additional Information

Prototype ID

A3B5_83_spg194

Decomposition

TaCo3 Ta7Co6

Computed at

2025-04-06 12:46:08

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: agm100993456).

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 agm100993456
data_agm100993456
_cell_length_a     4.67466
_cell_length_b     4.67466
_cell_length_c     11.26709
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       213.22709
_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 0.66667 0.33333 0.36954 1.00000
  Ta2 Ta 0.33333 0.66667 0.86954 1.00000
  Ta3 Ta 0.33333 0.66667 0.63046 1.00000
  Ta4 Ta 0.66667 0.33333 0.13046 1.00000
  Ta5 Ta 0.00000 0.00000 0.00000 1.00000
  Ta6 Ta 0.00000 0.00000 0.50000 1.00000
  Co1 Co 0.66667 0.33333 0.92324 1.00000
  Co2 Co 0.33333 0.66667 0.42324 1.00000
  Co3 Co 0.33333 0.66667 0.07676 1.00000
  Co4 Co 0.66667 0.33333 0.57676 1.00000
  Co5 Co 0.83522 0.16478 0.75000 1.00000
  Co6 Co 0.32955 0.16478 0.75000 1.00000
  Co7 Co 0.83522 0.67045 0.75000 1.00000
  Co8 Co 0.16478 0.83522 0.25000 1.00000
  Co9 Co 0.67045 0.83522 0.25000 1.00000
  Co10 Co 0.16478 0.32955 0.25000 1.00000
Get direct link