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HEAS Data Platform · Materials Science Database

Tc7Ni

Alexandria ALEX

Alex-ID: agm005493602 · Space group: Fm-3m (#225)

Basic Information

Formula
Tc7Ni
Alex-ID
agm005493602
Elements
2
Sites
8
Space group
Fm-3m (#225)
Crystal system
cubic
Volume
113.73
ų
Cell a
5.4382
Å
Cell b
5.4382
Å
Cell c
5.4382
Å
α angle
60.00
°
β angle
60.00
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tc7Ni
Tc
7.00 · 87.5%
Ni
1.00 · 12.5%

Energy & Stability

Energy above hull
0.1257
eV/atom
Formation energy
0.0767
eV/atom
Corrected total energy
-77.7320
eV
Raw total energy
-77.7320
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
10.1322
Total magnetisation
0.0003
μB

Additional Information

Prototype ID

AB7_0_spg225

Decomposition

Tc3Ni Tc

Computed at

2023-03-19 02:42:18.503823

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: agm005493602).

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 agm005493602
data_agm005493602
_cell_length_a     5.43823
_cell_length_b     5.43823
_cell_length_c     5.43823
_cell_angle_alpha  60.00000
_cell_angle_beta   60.00000
_cell_angle_gamma  60.00000
_cell_volume       113.72548
_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 0.00000 0.00000 0.50000 1.00000
  Tc2 Tc 0.50000 0.00000 0.50000 1.00000
  Tc3 Tc 0.00000 0.50000 0.50000 1.00000
  Tc4 Tc 0.50000 0.50000 0.00000 1.00000
  Tc5 Tc 0.00000 0.50000 0.00000 1.00000
  Tc6 Tc 0.50000 0.00000 0.00000 1.00000
  Tc7 Tc 0.50000 0.50000 0.50000 1.00000
  Ni1 Ni 0.00000 0.00000 0.00000 1.00000
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