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Mg2H12Pd7

Alexandria ALEX

Alex-ID: agm005673259 · Space group: P-3 (#147)

Basic Information

Formula
Mg2H12Pd7
Alex-ID
agm005673259
Elements
3
Sites
21
Space group
P-3 (#147)
Crystal system
trigonal
Volume
195.01
ų
Cell a
4.4260
Å
Cell b
7.1328
Å
Cell c
7.1328
Å
α angle
120.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg2H12Pd7
Mg
2.00 · 9.5%
H
12.00 · 57.1%
Pd
7.00 · 33.3%

Energy & Stability

Energy above hull
0.1270
eV/atom
Formation energy
-0.1492
eV/atom
Corrected total energy
-81.5497
eV
Raw total energy
-81.5497
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.3758
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B7C12_19_spg147

Decomposition

MgH2Pd3 H4Pd Mg(HPd)2

Computed at

2023-06-21 07:25:29.409696

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: agm005673259).

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 agm005673259
data_agm005673259
_cell_length_a     4.42602
_cell_length_b     7.13279
_cell_length_c     7.13279
_cell_angle_alpha  119.99996
_cell_angle_beta   90.00006
_cell_angle_gamma  89.99997
_cell_volume       195.01276
_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 0.26353 0.33333 0.66667 1.00000
  Mg2 Mg 0.73647 0.66667 0.33333 1.00000
  H1 H 0.08825 0.65350 0.10304 1.00000
  H2 H 0.08825 0.44954 0.34650 1.00000
  H3 H 0.08825 0.89695 0.55046 1.00000
  H4 H 0.91175 0.34650 0.89696 1.00000
  H5 H 0.91175 0.55046 0.65350 1.00000
  H6 H 0.91175 0.10305 0.44954 1.00000
  H7 H 0.31927 0.10429 0.25090 1.00000
  H8 H 0.31927 0.14661 0.89571 1.00000
  H9 H 0.31927 0.74910 0.85339 1.00000
  H10 H 0.68073 0.89571 0.74910 1.00000
  H11 H 0.68073 0.85339 0.10429 1.00000
  H12 H 0.68073 0.25090 0.14661 1.00000
  Pd1 Pd 0.50000 0.00000 0.00000 1.00000
  Pd2 Pd 0.24830 0.91051 0.32901 1.00000
  Pd3 Pd 0.24830 0.41850 0.08949 1.00000
  Pd4 Pd 0.24830 0.67098 0.58150 1.00000
  Pd5 Pd 0.75170 0.08949 0.67099 1.00000
  Pd6 Pd 0.75170 0.58150 0.91051 1.00000
  Pd7 Pd 0.75170 0.32902 0.41850 1.00000
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