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Hg3C

Alexandria ALEX

Alex-ID: agm005489253 · Space group: Cmcm (#63)

Basic Information

Formula
Hg3C
Alex-ID
agm005489253
Elements
2
Sites
8
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
214.09
ų
Cell a
10.1439
Å
Cell b
10.1439
Å
Cell c
2.7118
Å
α angle
90.00
°
β angle
90.00
°
γ angle
129.90
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Hg3C
Hg
6.00 · 75.0%
C
2.00 · 25.0%

Energy & Stability

Energy above hull
0.4469
eV/atom
Formation energy
0.4469
eV/atom
Corrected total energy
-17.0380
eV
Raw total energy
-17.0380
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0951
eV
DOS at Fermi level
1.7977
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3_1053_spg63

Decomposition

C Hg

Computed at

2023-03-18 16:42:33.013413

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: agm005489253).

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 agm005489253
data_agm005489253
_cell_length_a     10.14386
_cell_length_b     10.14386
_cell_length_c     2.71184
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  129.89570
_cell_volume       214.08537
_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
  Hg1 Hg 0.08185 0.91815 0.75000 1.00000
  Hg2 Hg 0.91815 0.08185 0.25000 1.00000
  Hg3 Hg 0.14810 0.47767 0.75000 1.00000
  Hg4 Hg 0.85190 0.52233 0.25000 1.00000
  Hg5 Hg 0.52233 0.85190 0.75000 1.00000
  Hg6 Hg 0.47767 0.14810 0.25000 1.00000
  C1 C 0.50056 0.49944 0.25000 1.00000
  C2 C 0.49944 0.50056 0.75000 1.00000
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