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Ba5Hg2H

Alexandria ALEX

Alex-ID: agm006014491 · Space group: Pnma (#62)

Basic Information

Formula
Ba5Hg2H
Alex-ID
agm006014491
Elements
3
Sites
32
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
1,456.22
ų
Cell a
4.5568
Å
Cell b
15.3598
Å
Cell c
20.8055
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba5Hg2H
Ba
20.00 · 62.5%
Hg
8.00 · 25.0%
H
4.00 · 12.5%

Energy & Stability

Energy above hull
0.0892
eV/atom
Formation energy
-0.2892
eV/atom
Corrected total energy
-63.5555
eV
Raw total energy
-63.5555
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
34.2992
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C5_881_spg62

Decomposition

Ba2Hg Ba BaH2

Computed at

2023-07-10 18:06:53.729939

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: agm006014491).

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 agm006014491
data_agm006014491
_cell_length_a     4.55681
_cell_length_b     15.35983
_cell_length_c     20.80555
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1456.21698
_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
  Ba1 Ba 0.25000 0.74593 0.87495 1.00000
  Ba2 Ba 0.75000 0.25407 0.12505 1.00000
  Ba3 Ba 0.75000 0.75407 0.37495 1.00000
  Ba4 Ba 0.25000 0.24593 0.62505 1.00000
  Ba5 Ba 0.25000 0.53188 0.32011 1.00000
  Ba6 Ba 0.75000 0.46812 0.67989 1.00000
  Ba7 Ba 0.75000 0.96812 0.82011 1.00000
  Ba8 Ba 0.25000 0.03188 0.17989 1.00000
  Ba9 Ba 0.25000 0.63507 0.53757 1.00000
  Ba10 Ba 0.75000 0.36493 0.46243 1.00000
  Ba11 Ba 0.75000 0.86493 0.03757 1.00000
  Ba12 Ba 0.25000 0.13507 0.96243 1.00000
  Ba13 Ba 0.75000 0.74867 0.70185 1.00000
  Ba14 Ba 0.25000 0.25133 0.29815 1.00000
  Ba15 Ba 0.25000 0.75133 0.20185 1.00000
  Ba16 Ba 0.75000 0.24867 0.79815 1.00000
  Ba17 Ba 0.25000 0.97164 0.59394 1.00000
  Ba18 Ba 0.75000 0.02836 0.40606 1.00000
  Ba19 Ba 0.75000 0.52836 0.09394 1.00000
  Ba20 Ba 0.25000 0.47164 0.90606 1.00000
  Hg1 Hg 0.25000 0.68029 0.03307 1.00000
  Hg2 Hg 0.75000 0.31971 0.96693 1.00000
  Hg3 Hg 0.75000 0.81971 0.53307 1.00000
  Hg4 Hg 0.25000 0.18029 0.46693 1.00000
  Hg5 Hg 0.25000 0.09120 0.74095 1.00000
  Hg6 Hg 0.75000 0.90880 0.25905 1.00000
  Hg7 Hg 0.75000 0.40880 0.24095 1.00000
  Hg8 Hg 0.25000 0.59120 0.75905 1.00000
  H1 H 0.75000 0.79778 0.82572 1.00000
  H2 H 0.25000 0.20222 0.17428 1.00000
  H3 H 0.25000 0.70222 0.32572 1.00000
  H4 H 0.75000 0.29778 0.67428 1.00000
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