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Mg5Hg2PdPt2

Alexandria ALEX

Alex-ID: agm005132409 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
Mg5Hg2PdPt2
Alex-ID
agm005132409
Elements
4
Sites
20
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
392.25
ų
Cell a
3.0170
Å
Cell b
11.4024
Å
Cell c
11.4024
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg5Hg2PdPt2
Mg
10.00 · 50.0%
Hg
4.00 · 20.0%
Pd
2.00 · 10.0%
Pt
4.00 · 20.0%

Energy & Stability

Energy above hull
0.0802
eV/atom
Formation energy
-0.5003
eV/atom
Corrected total energy
-62.1335
eV
Raw total energy
-62.1335
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0048
eV
DOS at Fermi level
5.4576
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2D5_49_spg127

Decomposition

Mg8Hg4PdPt3 Mg4PdPt3 Mg2HgPd

Computed at

2022-07-14 23:31:19.025457

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: agm005132409).

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 agm005132409
data_agm005132409
_cell_length_a     3.01697
_cell_length_b     11.40235
_cell_length_c     11.40235
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       392.24715
_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
  Mg1 Mg 0.50000 0.19434 0.04499 1.00000
  Mg2 Mg 0.50000 0.80566 0.95501 1.00000
  Mg3 Mg 0.50000 0.04499 0.80566 1.00000
  Mg4 Mg 0.50000 0.69434 0.45501 1.00000
  Mg5 Mg 0.50000 0.95501 0.19434 1.00000
  Mg6 Mg 0.50000 0.30566 0.54499 1.00000
  Mg7 Mg 0.50000 0.54499 0.69434 1.00000
  Mg8 Mg 0.50000 0.45501 0.30566 1.00000
  Mg9 Mg 0.50000 0.50000 0.00000 1.00000
  Mg10 Mg 0.50000 0.00000 0.50000 1.00000
  Hg1 Hg 0.00000 0.67915 0.17915 1.00000
  Hg2 Hg 0.00000 0.32085 0.82085 1.00000
  Hg3 Hg 0.00000 0.17915 0.32085 1.00000
  Hg4 Hg 0.00000 0.82085 0.67915 1.00000
  Pd1 Pd 0.00000 0.00000 0.00000 1.00000
  Pd2 Pd 0.00000 0.50000 0.50000 1.00000
  Pt1 Pt 0.00000 0.13611 0.63611 1.00000
  Pt2 Pt 0.00000 0.86389 0.36389 1.00000
  Pt3 Pt 0.00000 0.63611 0.86389 1.00000
  Pt4 Pt 0.00000 0.36389 0.13611 1.00000
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