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CaMg3Hg4

Alexandria ALEX

Alex-ID: agm012745239 · Space group: R-3m (#166)

Basic Information

Formula
CaMg3Hg4
Alex-ID
agm012745239
Elements
3
Sites
8
Space group
R-3m (#166)
Crystal system
trigonal
Volume
183.50
ų
Cell a
8.9453
Å
Cell b
8.9453
Å
Cell c
8.9453
Å
α angle
32.48
°
β angle
32.48
°
γ angle
32.48
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaMg3Hg4
Ca
1.00 · 12.5%
Mg
3.00 · 37.5%
Hg
4.00 · 50.0%

Energy & Stability

Energy above hull
0.0084
eV/atom
Formation energy
-0.2842
eV/atom
Corrected total energy
-10.5035
eV
Raw total energy
-10.5035
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.2254
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4_88_spg166

Decomposition

CaMgHg2 MgHg

Computed at

2025-03-12 01:03:02

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: agm012745239).

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 agm012745239
data_agm012745239
_cell_length_a     8.94530
_cell_length_b     8.94530
_cell_length_c     8.94530
_cell_angle_alpha  32.47630
_cell_angle_beta   32.47630
_cell_angle_gamma  32.47630
_cell_volume       183.49981
_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
  Ca1 Ca 0.00000 0.00000 0.00000 1.00000
  Mg1 Mg 0.75338 0.75338 0.75338 1.00000
  Mg2 Mg 0.24662 0.24662 0.24662 1.00000
  Mg3 Mg 0.50000 0.50000 0.50000 1.00000
  Hg1 Hg 0.12860 0.12860 0.12860 1.00000
  Hg2 Hg 0.61741 0.61741 0.61741 1.00000
  Hg3 Hg 0.87140 0.87140 0.87140 1.00000
  Hg4 Hg 0.38259 0.38259 0.38259 1.00000
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