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PmH3

Alexandria ALEX

Alex-ID: agm073029293 · Space group: P6_3/mmc (#194)

Basic Information

Formula
PmH3
Alex-ID
agm073029293
Elements
2
Sites
16
Space group
P6_3/mmc (#194)
Crystal system
hexagonal
Volume
184.77
ų
Cell a
4.3131
Å
Cell b
4.3131
Å
Cell c
11.4687
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmH3
Pm
4.00 · 25.0%
H
12.00 · 75.0%

Energy & Stability

Energy above hull
0.5355
eV/atom
Formation energy
-0.1366
eV/atom
Corrected total energy
-60.0642
eV
Raw total energy
-60.0642
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.1326
Total magnetisation
1.5758
μB

Additional Information

Prototype ID

AB3_1085_spg194

Decomposition

PmH3

Computed at

2024-10-28 22:51:25

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: agm073029293).

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 agm073029293
data_agm073029293
_cell_length_a     4.31308
_cell_length_b     4.31308
_cell_length_c     11.46872
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       184.76569
_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 0.50000 1.00000
  Pm3 Pm 0.33333 0.66667 0.75000 1.00000
  Pm4 Pm 0.66667 0.33333 0.25000 1.00000
  H1 H 0.00831 0.50416 0.09384 1.00000
  H2 H 0.99169 0.49584 0.90616 1.00000
  H3 H 0.50416 0.00831 0.59384 1.00000
  H4 H 0.49584 0.99169 0.40616 1.00000
  H5 H 0.49584 0.50416 0.09384 1.00000
  H6 H 0.50416 0.49584 0.90616 1.00000
  H7 H 0.99169 0.49584 0.59384 1.00000
  H8 H 0.00831 0.50416 0.40616 1.00000
  H9 H 0.49584 0.99169 0.09384 1.00000
  H10 H 0.50416 0.00831 0.90616 1.00000
  H11 H 0.50416 0.49584 0.59384 1.00000
  H12 H 0.49584 0.50416 0.40616 1.00000
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