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AlH3

Alexandria ALEX

Alex-ID: agm071183809 · Space group: P-1 (#2)

Basic Information

Formula
AlH3
Alex-ID
agm071183809
Elements
2
Sites
32
Space group
P-1 (#2)
Crystal system
triclinic
Volume
249.94
ų
Cell a
4.2162
Å
Cell b
5.7119
Å
Cell c
10.9486
Å
α angle
92.79
°
β angle
93.81
°
γ angle
107.72
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AlH3
Al
8.00 · 25.0%
H
24.00 · 75.0%

Energy & Stability

Energy above hull
0.0944
eV/atom
Formation energy
-0.0249
eV/atom
Corrected total energy
-108.5145
eV
Raw total energy
-108.5145
eV

Electronic Structure

Indirect band gap
0.7954
eV
Direct band gap
1.6237
eV
DOS at Fermi level
-0.0206
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3_5153_spg2

Decomposition

AlH3

Computed at

2024-08-07 19:14:14.174017

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: agm071183809).

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 agm071183809
data_agm071183809
_cell_length_a     4.21620
_cell_length_b     5.71193
_cell_length_c     10.94859
_cell_angle_alpha  92.78941
_cell_angle_beta   93.81446
_cell_angle_gamma  107.72102
_cell_volume       249.94363
_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 0.16025 0.20067 0.02819 1.00000
  Al2 Al 0.18973 0.09944 0.47962 1.00000
  Al3 Al 0.49417 0.66004 0.50723 1.00000
  Al4 Al 0.42641 0.67411 0.98926 1.00000
  Al5 Al 0.93523 0.71302 0.27038 1.00000
  Al6 Al 0.69863 0.13833 0.76074 1.00000
  Al7 Al 0.96472 0.61176 0.72179 1.00000
  Al8 Al 0.63076 0.15242 0.24277 1.00000
  H1 H 0.95137 0.21183 0.89423 1.00000
  H2 H 0.52507 0.18637 0.38982 1.00000
  H3 H 0.75896 0.52741 0.56959 1.00000
  H4 H 0.70569 0.69782 0.14147 1.00000
  H5 H 0.11367 0.50425 0.06934 1.00000
  H6 H 0.51158 0.38557 0.97431 1.00000
  H7 H 0.18197 0.78817 0.42946 1.00000
  H8 H 0.78885 0.95470 0.51690 1.00000
  H9 H 0.41943 0.11463 0.60850 1.00000
  H10 H 0.76585 0.82844 0.93758 1.00000
  H11 H 0.15869 0.38764 0.47560 1.00000
  H12 H 0.27409 0.93710 0.02758 1.00000
  H13 H 0.94297 0.02431 0.32054 1.00000
  H14 H 0.17379 0.60080 0.85574 1.00000
  H15 H 0.01138 0.30824 0.68066 1.00000
  H16 H 0.36617 0.28518 0.18038 1.00000
  H17 H 0.33619 0.85774 0.23310 1.00000
  H18 H 0.96624 0.42484 0.27444 1.00000
  H19 H 0.85074 0.87529 0.72245 1.00000
  H20 H 0.61347 0.42692 0.77568 1.00000
  H21 H 0.31794 0.70902 0.63700 1.00000
  H22 H 0.59984 0.62621 0.36017 1.00000
  H23 H 0.35909 0.98423 0.81244 1.00000
  H24 H 0.80708 0.10352 0.11301 1.00000
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