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NaPmGaH6

Alexandria ALEX

Alex-ID: agm007119941 · Space group: C2 (#5)

Basic Information

Formula
NaPmGaH6
Alex-ID
agm007119941
Elements
4
Sites
9
Space group
C2 (#5)
Crystal system
monoclinic
Volume
110.79
ų
Cell a
5.7762
Å
Cell b
5.7762
Å
Cell c
4.8079
Å
α angle
88.60
°
β angle
88.60
°
γ angle
136.20
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NaPmGaH6
Na
1.00 · 11.1%
Pm
1.00 · 11.1%
Ga
1.00 · 11.1%
H
6.00 · 66.7%

Energy & Stability

Energy above hull
0.3381
eV/atom
Formation energy
-0.0723
eV/atom
Corrected total energy
-29.1884
eV
Raw total energy
-29.1884
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
1.7361
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD6_644_spg1

Decomposition

PmH3 NaGaH4 NaGaH2

Computed at

2024-01-28 03:22:43.854192

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: agm007119941).

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 agm007119941
data_agm007119941
_cell_length_a     5.77615
_cell_length_b     5.77615
_cell_length_c     4.80789
_cell_angle_alpha  88.60250
_cell_angle_beta   88.60250
_cell_angle_gamma  136.19998
_cell_volume       110.78922
_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
  Na1 Na 0.34511 0.65489 0.50000 1.00000
  Pm1 Pm 0.07352 0.92648 0.00000 1.00000
  Ga1 Ga 0.62952 0.37048 0.50000 1.00000
  H1 H 0.50548 0.47284 0.23243 1.00000
  H2 H 0.00900 0.54449 0.83967 1.00000
  H3 H 0.46399 0.04753 0.69973 1.00000
  H4 H 0.52716 0.49452 0.76757 1.00000
  H5 H 0.45551 0.99100 0.16033 1.00000
  H6 H 0.95247 0.53601 0.30027 1.00000
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