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Co2Ni2Bi

Alexandria ALEX

Alex-ID: agm002969928 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
Co2Ni2Bi
Alex-ID
agm002969928
Elements
3
Sites
10
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
142.16
ų
Cell a
6.8226
Å
Cell b
6.8226
Å
Cell c
3.0541
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Co2Ni2Bi
Ni
4.00 · 40.0%
Co
4.00 · 40.0%
Bi
2.00 · 20.0%

Energy & Stability

Energy above hull
0.4230
eV/atom
Formation energy
0.4027
eV/atom
Corrected total energy
-55.3651
eV
Raw total energy
-55.3651
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
22.2679
Total magnetisation
8.2166
μB

Additional Information

Prototype ID

AB2C2_3_spg127

Decomposition

CoNi3 Co3Ni NiBi2

Computed at

2017-11-02 05:19:36

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: agm002969928).

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 agm002969928
data_agm002969928
_cell_length_a     6.82260
_cell_length_b     6.82260
_cell_length_c     3.05413
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       142.16289
_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 0.16002 0.66002 0.50000 1.00000
  Ni2 Ni 0.66002 0.83998 0.50000 1.00000
  Ni3 Ni 0.83998 0.33998 0.50000 1.00000
  Ni4 Ni 0.33998 0.16002 0.50000 1.00000
  Co1 Co 0.37690 0.87690 0.00000 1.00000
  Co2 Co 0.87690 0.62310 0.00000 1.00000
  Co3 Co 0.62310 0.12310 0.00000 1.00000
  Co4 Co 0.12310 0.37690 0.00000 1.00000
  Bi1 Bi 0.00000 0.00000 0.00000 1.00000
  Bi2 Bi 0.50000 0.50000 0.00000 1.00000
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