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Ba7(H6Br)2

Alexandria ALEX

Alex-ID: agm005659680 · Space group: P-6 (#174)

Alexandria Database API

Basic Information

Formula
Ba7(H6Br)2
Alex-ID
agm005659680
Elements
3
Sites
21
Space group
P-6 (#174)
Crystal system
hexagonal
Volume
428.93
ų
Cell a
4.3040
Å
Cell b
10.7273
Å
Cell c
10.7273
Å
α angle
120.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba7(H6Br)2
Ba
7.00 · 33.3%
H
12.00 · 57.1%
Br
2.00 · 9.5%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.8458
eV/atom
Corrected total energy
-73.4426
eV
Raw total energy
-73.4426
eV

Electronic Structure

Indirect band gap
3.3537
eV
Direct band gap
3.3699
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B7C12_1_spg174

Decomposition

Ba7(H6Br)2

Computed at

2023-06-21 07:17:36.294664

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: agm005659680).

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 agm005659680
data_agm005659680
_cell_length_a     4.30400
_cell_length_b     10.72731
_cell_length_c     10.72731
_cell_angle_alpha  120.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       428.92887
_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 0.00000 0.33333 0.66667 1.00000
  Ba2 Ba 0.00000 0.02720 0.76858 1.00000
  Ba3 Ba 0.00000 0.74138 0.97280 1.00000
  Ba4 Ba 0.00000 0.23142 0.25862 1.00000
  Ba5 Ba 0.50000 0.61763 0.55572 1.00000
  Ba6 Ba 0.50000 0.93809 0.38237 1.00000
  Ba7 Ba 0.50000 0.44428 0.06191 1.00000
  H1 H 0.50000 0.89370 0.61463 1.00000
  H2 H 0.50000 0.72093 0.10630 1.00000
  H3 H 0.50000 0.38537 0.27907 1.00000
  H4 H 0.50000 0.22388 0.77087 1.00000
  H5 H 0.50000 0.54698 0.77612 1.00000
  H6 H 0.50000 0.22913 0.45302 1.00000
  H7 H 0.00000 0.05783 0.54291 1.00000
  H8 H 0.00000 0.48508 0.94217 1.00000
  H9 H 0.00000 0.45709 0.51492 1.00000
  H10 H 0.00000 0.75861 0.72933 1.00000
  H11 H 0.00000 0.97073 0.24139 1.00000
  H12 H 0.00000 0.27067 0.02927 1.00000
  Br1 Br 0.50000 0.00000 0.00000 1.00000
  Br2 Br 0.00000 0.66667 0.33333 1.00000
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