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Mg8HgAu2

Alexandria ALEX

Alex-ID: agm003535902 · Space group: C2/m (#12)

Basic Information

Formula
Mg8HgAu2
Alex-ID
agm003535902
Elements
3
Sites
11
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
240.96
ų
Cell a
5.0807
Å
Cell b
7.4054
Å
Cell c
7.4054
Å
α angle
114.28
°
β angle
99.87
°
γ angle
99.87
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg8HgAu2
Mg
8.00 · 72.7%
Hg
1.00 · 9.1%
Au
2.00 · 18.2%

Energy & Stability

Energy above hull
0.0665
eV/atom
Formation energy
-0.2865
eV/atom
Corrected total energy
-22.8238
eV
Raw total energy
-22.8238
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.1244
eV
DOS at Fermi level
4.3239
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C8_281_spg12

Decomposition

Mg2Hg Mg3Au

Computed at

2022-04-25 17:53:56.488986

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: agm003535902).

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 agm003535902
data_agm003535902
_cell_length_a     5.08066
_cell_length_b     7.40536
_cell_length_c     7.40536
_cell_angle_alpha  114.28171
_cell_angle_beta   99.87087
_cell_angle_gamma  99.87087
_cell_volume       240.96197
_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
  Mg1 Mg 0.90895 0.92292 0.67731 1.00000
  Mg2 Mg 0.90895 0.67731 0.92292 1.00000
  Mg3 Mg 0.30668 0.61365 0.61365 1.00000
  Mg4 Mg 0.50000 0.76467 0.23533 1.00000
  Mg5 Mg 0.50000 0.23533 0.76467 1.00000
  Mg6 Mg 0.69332 0.38635 0.38635 1.00000
  Mg7 Mg 0.09105 0.32269 0.07708 1.00000
  Mg8 Mg 0.09105 0.07708 0.32269 1.00000
  Hg1 Hg 0.50000 0.00000 0.00000 1.00000
  Au1 Au 0.00000 0.30952 0.69048 1.00000
  Au2 Au 0.00000 0.69048 0.30952 1.00000
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