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Tc2NiC2

Alexandria ALEX

Alex-ID: agm002964211 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
Tc2NiC2
Alex-ID
agm002964211
Elements
3
Sites
10
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
98.65
ų
Cell a
5.9485
Å
Cell b
5.9485
Å
Cell c
2.7878
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tc2NiC2
Ni
2.00 · 20.0%
C
4.00 · 40.0%
Tc
4.00 · 40.0%

Energy & Stability

Energy above hull
0.6008
eV/atom
Formation energy
0.5486
eV/atom
Corrected total energy
-84.4414
eV
Raw total energy
-84.4414
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0013
eV
DOS at Fermi level
9.4608
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2_3_spg127

Decomposition

Tc3Ni Ni C

Computed at

2016-12-04 18:06:11

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: agm002964211).

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 agm002964211
data_agm002964211
_cell_length_a     5.94849
_cell_length_b     5.94849
_cell_length_c     2.78781
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       98.64539
_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
  Ni1 Ni 0.00000 0.00000 0.00000 1.00000
  Ni2 Ni 0.50000 0.50000 0.00000 1.00000
  C1 C 0.34902 0.84902 0.00000 1.00000
  C2 C 0.84902 0.65098 0.00000 1.00000
  C3 C 0.65098 0.15098 0.00000 1.00000
  C4 C 0.15098 0.34902 0.00000 1.00000
  Tc1 Tc 0.15131 0.65131 0.50000 1.00000
  Tc2 Tc 0.65131 0.84869 0.50000 1.00000
  Tc3 Tc 0.84869 0.34869 0.50000 1.00000
  Tc4 Tc 0.34869 0.15131 0.50000 1.00000
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