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CoHg8

Alexandria ALEX

Alex-ID: agm005503126 · Space group: I4/mmm (#139)

Basic Information

Formula
CoHg8
Alex-ID
agm005503126
Elements
2
Sites
9
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
222.89
ų
Cell a
8.8061
Å
Cell b
8.8061
Å
Cell c
8.8061
Å
α angle
91.62
°
β angle
91.62
°
γ angle
160.66
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CoHg8
Co
1.00 · 11.1%
Hg
8.00 · 88.9%

Energy & Stability

Energy above hull
0.2902
eV/atom
Formation energy
0.2902
eV/atom
Corrected total energy
-7.3991
eV
Raw total energy
-7.3991
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0134
eV
DOS at Fermi level
4.8466
Total magnetisation
1.8779
μB

Additional Information

Prototype ID

AB8_30_spg139

Decomposition

Hg Co

Computed at

2023-03-19 13:08:49.566577

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: agm005503126).

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 agm005503126
data_agm005503126
_cell_length_a     8.80610
_cell_length_b     8.80610
_cell_length_c     8.80610
_cell_angle_alpha  91.61602
_cell_angle_beta   91.61602
_cell_angle_gamma  160.66479
_cell_volume       222.88993
_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
  Co1 Co 0.00000 0.00000 0.00000 1.00000
  Hg1 Hg 0.33302 0.00000 0.33302 1.00000
  Hg2 Hg 0.66698 0.00000 0.66698 1.00000
  Hg3 Hg 0.00000 0.66698 0.66698 1.00000
  Hg4 Hg 0.36027 0.63973 0.00000 1.00000
  Hg5 Hg 0.63973 0.63973 0.27946 1.00000
  Hg6 Hg 0.00000 0.33302 0.33302 1.00000
  Hg7 Hg 0.36027 0.36027 0.72054 1.00000
  Hg8 Hg 0.63973 0.36027 0.00000 1.00000
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