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Ca2HgAu2

Alexandria ALEX

Alex-ID: agm013603333 · Space group: Immm (#71)

Basic Information

Formula
Ca2HgAu2
Alex-ID
agm013603333
Elements
3
Sites
5
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
124.73
ų
Cell a
5.8101
Å
Cell b
5.8101
Å
Cell c
5.8101
Å
α angle
135.20
°
β angle
109.32
°
γ angle
87.68
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca2HgAu2
Ca
2.00 · 40.0%
Hg
1.00 · 20.0%
Au
2.00 · 40.0%

Energy & Stability

Energy above hull
0.0246
eV/atom
Formation energy
-0.6685
eV/atom
Corrected total energy
-14.2620
eV
Raw total energy
-14.2620
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0360
eV
DOS at Fermi level
2.4263
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2_102_spg71

Decomposition

Ca2HgAu2

Computed at

2025-04-16 12:49:13

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: agm013603333).

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 agm013603333
data_agm013603333
_cell_length_a     5.81011
_cell_length_b     5.81011
_cell_length_c     5.81011
_cell_angle_alpha  135.19713
_cell_angle_beta   109.32183
_cell_angle_gamma  87.68409
_cell_volume       124.73003
_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 0.21124 0.71124 0.50000 1.00000
  Ca2 Ca 0.78876 0.28876 0.50000 1.00000
  Hg1 Hg 0.50000 0.50000 0.00000 1.00000
  Au1 Au 0.79177 0.00000 0.79177 1.00000
  Au2 Au 0.20823 0.00000 0.20823 1.00000
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