Navigation

HEAS Data Platform · Materials Science Database

Pm2Mg3H10

Alexandria ALEX

Alex-ID: agm006288685 · Space group: C2/m (#12)

Basic Information

Formula
Pm2Mg3H10
Alex-ID
agm006288685
Elements
3
Sites
30
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
307.19
ų
Cell a
8.9537
Å
Cell b
8.9537
Å
Cell c
6.8184
Å
α angle
69.71
°
β angle
69.71
°
γ angle
37.14
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm2Mg3H10
Pm
4.00 · 13.3%
Mg
6.00 · 20.0%
H
20.00 · 66.7%

Energy & Stability

Energy above hull
0.1495
eV/atom
Formation energy
-0.3202
eV/atom
Corrected total energy
-102.9695
eV
Raw total energy
-102.9695
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0010
eV
DOS at Fermi level
5.9596
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C10_26_spg12

Decomposition

PmH3 MgH2 Mg

Computed at

2024-10-21 16:56:17.103889

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: agm006288685).

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 agm006288685
data_agm006288685
_cell_length_a     8.95373
_cell_length_b     8.95373
_cell_length_c     6.81836
_cell_angle_alpha  69.71101
_cell_angle_beta   69.71101
_cell_angle_gamma  37.14456
_cell_volume       307.19038
_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 0.26707 0.26707 0.81539 1.00000
  Pm2 Pm 0.73293 0.73293 0.18461 1.00000
  Pm3 Pm 0.38582 0.38582 0.22888 1.00000
  Pm4 Pm 0.61418 0.61418 0.77112 1.00000
  Mg1 Mg 0.07012 0.07012 0.06751 1.00000
  Mg2 Mg 0.92988 0.92988 0.93249 1.00000
  Mg3 Mg 0.16564 0.16564 0.47142 1.00000
  Mg4 Mg 0.83436 0.83436 0.52858 1.00000
  Mg5 Mg 0.74365 0.25635 0.50000 1.00000
  Mg6 Mg 0.25635 0.74365 0.50000 1.00000
  H1 H 0.80701 0.43621 0.46794 1.00000
  H2 H 0.43621 0.80701 0.46794 1.00000
  H3 H 0.19299 0.56379 0.53206 1.00000
  H4 H 0.56379 0.19299 0.53206 1.00000
  H5 H 0.90884 0.40490 0.02853 1.00000
  H6 H 0.40490 0.90884 0.02853 1.00000
  H7 H 0.09116 0.59510 0.97147 1.00000
  H8 H 0.59510 0.09116 0.97147 1.00000
  H9 H 0.06481 0.06481 0.34908 1.00000
  H10 H 0.93519 0.93519 0.65092 1.00000
  H11 H 0.14393 0.14393 0.76696 1.00000
  H12 H 0.85607 0.85607 0.23304 1.00000
  H13 H 0.24551 0.24551 0.18875 1.00000
  H14 H 0.75449 0.75449 0.81125 1.00000
  H15 H 0.51155 0.51155 0.29289 1.00000
  H16 H 0.48845 0.48845 0.70711 1.00000
  H17 H 0.75441 0.24559 0.00000 1.00000
  H18 H 0.24559 0.75441 0.00000 1.00000
  H19 H 0.00000 0.50000 0.50000 1.00000
  H20 H 0.50000 0.00000 0.50000 1.00000
Get direct link