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Pm3CuHg2

Alexandria ALEX

Alex-ID: agm003418183 · Space group: P4/mmm (#123)

Basic Information

Formula
Pm3CuHg2
Alex-ID
agm003418183
Elements
3
Sites
6
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
156.22
ų
Cell a
3.6893
Å
Cell b
3.6893
Å
Cell c
11.4772
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm3CuHg2
Pm
3.00 · 50.0%
Cu
1.00 · 16.7%
Hg
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0225
eV/atom
Formation energy
-0.3313
eV/atom
Corrected total energy
-21.1216
eV
Raw total energy
-21.1216
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0008
eV
DOS at Fermi level
5.5484
Total magnetisation
0.1742
μB

Additional Information

Prototype ID

AB2C3_125_spg123

Decomposition

PmCu PmHg

Computed at

2022-02-13 00:20:41.860430

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: agm003418183).

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 agm003418183
data_agm003418183
_cell_length_a     3.68930
_cell_length_b     3.68930
_cell_length_c     11.47720
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       156.21566
_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 0.00000 0.00000 0.00000 1.00000
  Pm2 Pm 0.00000 0.00000 0.64756 1.00000
  Pm3 Pm 0.00000 0.00000 0.35244 1.00000
  Cu1 Cu 0.50000 0.50000 0.50000 1.00000
  Hg1 Hg 0.50000 0.50000 0.82500 1.00000
  Hg2 Hg 0.50000 0.50000 0.17500 1.00000
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