Navigation

HEAS Data Platform · Materials Science Database

Th2CoSi8Ni17

Alexandria ALEX

Alex-ID: agm020449136 · Space group: Fmmm (#69)

Basic Information

Formula
Th2CoSi8Ni17
Alex-ID
agm020449136
Elements
4
Sites
28
Space group
Fmmm (#69)
Crystal system
orthorhombic
Volume
351.17
ų
Cell a
7.9637
Å
Cell b
7.9451
Å
Cell c
7.8517
Å
α angle
60.54
°
β angle
60.31
°
γ angle
59.15
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Th2CoSi8Ni17
Th
2.00 · 7.1%
Co
1.00 · 3.6%
Si
8.00 · 28.6%
Ni
17.00 · 60.7%

Energy & Stability

Energy above hull
0.0032
eV/atom
Formation energy
-0.5994
eV/atom
Corrected total energy
-180.4605
eV
Raw total energy
-180.4605
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
19.6172
Total magnetisation
0.0050
μB

Additional Information

Prototype ID

AB2C8D17_0_spg69

Decomposition

CoSi4Ni7 Th(SiNi)2 SiNi2 ThSiNi4

Computed at

2024-12-06 06:38:09

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: agm020449136).

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 agm020449136
data_agm020449136
_cell_length_a     7.96373
_cell_length_b     7.94509
_cell_length_c     7.85175
_cell_angle_alpha  60.54440
_cell_angle_beta   60.30782
_cell_angle_gamma  59.14778
_cell_volume       351.17218
_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
  Th1 Th 0.75000 0.75000 0.75000 1.00000
  Th2 Th 0.25000 0.25000 0.25000 1.00000
  Co1 Co 0.00000 0.00000 0.00000 1.00000
  Si1 Si 0.94610 0.28522 0.05390 1.00000
  Si2 Si 0.28522 0.94610 0.71478 1.00000
  Si3 Si 0.44658 0.78578 0.21422 1.00000
  Si4 Si 0.78578 0.44658 0.55342 1.00000
  Si5 Si 0.05390 0.71478 0.94610 1.00000
  Si6 Si 0.71478 0.05390 0.28522 1.00000
  Si7 Si 0.55342 0.21422 0.78578 1.00000
  Si8 Si 0.21422 0.55342 0.44658 1.00000
  Ni1 Ni 0.82015 0.55318 0.17985 1.00000
  Ni2 Ni 0.55318 0.82015 0.44682 1.00000
  Ni3 Ni 0.31884 0.05242 0.94758 1.00000
  Ni4 Ni 0.05242 0.31884 0.68116 1.00000
  Ni5 Ni 0.17985 0.44682 0.82015 1.00000
  Ni6 Ni 0.44682 0.17985 0.55318 1.00000
  Ni7 Ni 0.68116 0.94758 0.05242 1.00000
  Ni8 Ni 0.94758 0.68116 0.31884 1.00000
  Ni9 Ni 0.70391 0.29609 0.93094 1.00000
  Ni10 Ni 0.29609 0.70391 0.06906 1.00000
  Ni11 Ni 0.20391 0.79609 0.56848 1.00000
  Ni12 Ni 0.79609 0.20391 0.43152 1.00000
  Ni13 Ni 0.43152 0.56848 0.79609 1.00000
  Ni14 Ni 0.56848 0.43152 0.20391 1.00000
  Ni15 Ni 0.06906 0.93094 0.29609 1.00000
  Ni16 Ni 0.93094 0.06906 0.70391 1.00000
  Ni17 Ni 0.50000 0.50000 0.50000 1.00000
Get direct link