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PmHgAu

Alexandria ALEX

Alex-ID: agm014201052 · Space group: Cmcm (#63)

Alexandria Database API

Basic Information

Formula
PmHgAu
Alex-ID
agm014201052
Elements
3
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
148.24
ų
Cell a
8.9635
Å
Cell b
8.9635
Å
Cell c
4.5537
Å
α angle
90.00
°
β angle
90.00
°
γ angle
156.10
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmHgAu
Pm
2.00 · 33.3%
Hg
2.00 · 33.3%
Au
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0186
eV/atom
Formation energy
-0.6149
eV/atom
Corrected total energy
-20.4671
eV
Raw total energy
-20.4671
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0040
eV
DOS at Fermi level
3.0791
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC_600_spg11

Decomposition

PmHgAu

Computed at

2025-04-13 23:46:29

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: agm014201052).

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 agm014201052
data_agm014201052
_cell_length_a     8.96351
_cell_length_b     8.96351
_cell_length_c     4.55366
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  156.09705
_cell_volume       148.24295
_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
  Pm1 Pm 0.89588 0.10412 0.75000 1.00000
  Pm2 Pm 0.10412 0.89588 0.25000 1.00000
  Hg1 Hg 0.28962 0.71038 0.25000 1.00000
  Hg2 Hg 0.71038 0.28962 0.75000 1.00000
  Au1 Au 0.54656 0.45344 0.75000 1.00000
  Au2 Au 0.45344 0.54656 0.25000 1.00000
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