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Al3H2Br5

Alexandria ALEX

Alex-ID: agm006358740 · Space group: P-1 (#2)

Basic Information

Formula
Al3H2Br5
Alex-ID
agm006358740
Elements
3
Sites
20
Space group
P-1 (#2)
Crystal system
triclinic
Volume
653.04
ų
Cell a
7.5154
Å
Cell b
7.1380
Å
Cell c
12.6019
Å
α angle
97.73
°
β angle
80.43
°
γ angle
82.84
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Al3H2Br5
Al
6.00 · 30.0%
H
4.00 · 20.0%
Br
10.00 · 50.0%

Energy & Stability

Energy above hull
0.0593
eV/atom
Formation energy
-0.6991
eV/atom
Corrected total energy
-66.1437
eV
Raw total energy
-66.1437
eV

Electronic Structure

Indirect band gap
3.3953
eV
Direct band gap
3.4033
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C5_678_spg2

Decomposition

AlH3 Al AlBr3

Computed at

2024-02-26 10:39:35

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: agm006358740).

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 agm006358740
data_agm006358740
_cell_length_a     7.51537
_cell_length_b     7.13803
_cell_length_c     12.60195
_cell_angle_alpha  97.72668
_cell_angle_beta   80.42593
_cell_angle_gamma  82.83957
_cell_volume       653.04268
_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
  Al1 Al 0.43740 0.31006 0.22822 1.00000
  Al2 Al 0.22418 0.82698 0.70561 1.00000
  Al3 Al 0.56260 0.68994 0.77178 1.00000
  Al4 Al 0.77582 0.17302 0.29439 1.00000
  Al5 Al 0.02999 0.02194 0.13396 1.00000
  Al6 Al 0.97001 0.97806 0.86604 1.00000
  H1 H 0.55142 0.67660 0.89619 1.00000
  H2 H 0.57315 0.11824 0.25320 1.00000
  H3 H 0.44858 0.32340 0.10381 1.00000
  H4 H 0.42685 0.88176 0.74680 1.00000
  Br1 Br 0.16576 0.37942 0.34932 1.00000
  Br2 Br 0.91683 0.77701 0.01048 1.00000
  Br3 Br 0.83424 0.62058 0.65068 1.00000
  Br4 Br 0.08317 0.22299 0.98952 1.00000
  Br5 Br 0.24882 0.90897 0.53673 1.00000
  Br6 Br 0.75118 0.09103 0.46327 1.00000
  Br7 Br 0.65518 0.51021 0.29843 1.00000
  Br8 Br 0.34482 0.48979 0.70157 1.00000
  Br9 Br 0.68611 0.12119 0.84901 1.00000
  Br10 Br 0.31389 0.87881 0.15099 1.00000
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