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Al2O3

Alexandria ALEX

Alex-ID: agm005253418 · Space group: P1 (#1)

Basic Information

Formula
Al2O3
Alex-ID
agm005253418
Elements
2
Sites
40
Space group
P1 (#1)
Crystal system
triclinic
Volume
388.90
ų
Cell a
5.5688
Å
Cell b
6.0556
Å
Cell c
13.3785
Å
α angle
75.31
°
β angle
100.06
°
γ angle
116.71
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Al2O3
Al
16.00 · 40.0%
O
24.00 · 60.0%

Energy & Stability

Energy above hull
0.1710
eV/atom
Formation energy
-3.2581
eV/atom
Corrected total energy
-309.2485
eV
Raw total energy
-292.3936
eV

Electronic Structure

Indirect band gap
3.9580
eV
Direct band gap
4.0594
eV
DOS at Fermi level
0.0000
Total magnetisation
-0.1168
μB

Additional Information

Prototype ID

A2B3_4407_spg1

Decomposition

Al2O3

Computed at

2024-10-07 15:47:01

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: agm005253418).

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 agm005253418
data_agm005253418
_cell_length_a     5.56884
_cell_length_b     6.05563
_cell_length_c     13.37853
_cell_angle_alpha  75.31340
_cell_angle_beta   100.06231
_cell_angle_gamma  116.70702
_cell_volume       388.89666
_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 0.81493 0.07017 0.09526 1.00000
  Al2 Al 0.99193 0.77440 0.25927 1.00000
  Al3 Al 0.64902 0.48259 0.42414 1.00000
  Al4 Al 0.34382 0.16429 0.07086 1.00000
  Al5 Al 0.73109 0.24854 0.26003 1.00000
  Al6 Al 0.26169 0.31309 0.25502 1.00000
  Al7 Al 0.40739 0.94019 0.42613 1.00000
  Al8 Al 0.10486 0.74344 0.81965 1.00000
  Al9 Al 0.33461 0.16667 0.63636 1.00000
  Al10 Al 0.12670 0.40895 0.43957 1.00000
  Al11 Al 0.19831 0.60432 0.64397 1.00000
  Al12 Al 0.69997 0.70485 0.61627 1.00000
  Al13 Al 0.03485 0.20016 0.84744 1.00000
  Al14 Al 0.61617 0.63616 0.85755 1.00000
  Al15 Al 0.06136 0.61160 0.07258 1.00000
  Al16 Al 0.49985 0.03009 0.91331 1.00000
  O1 O 0.35821 0.04071 0.26626 1.00000
  O2 O 0.08732 0.51321 0.24932 1.00000
  O3 O 0.42724 0.89880 0.06197 1.00000
  O4 O 0.88161 0.03575 0.24411 1.00000
  O5 O 0.13515 0.34755 0.58113 1.00000
  O6 O 0.70701 0.32278 0.11083 1.00000
  O7 O 0.47917 0.86334 0.56751 1.00000
  O8 O 0.76108 0.21159 0.40738 1.00000
  O9 O 0.63234 0.51661 0.26694 1.00000
  O10 O 0.99919 0.86796 0.11021 1.00000
  O11 O 0.63869 0.41521 0.57264 1.00000
  O12 O 0.91586 0.62732 0.93855 1.00000
  O13 O 0.19450 0.35272 0.10441 1.00000
  O14 O 0.47145 0.67684 0.41381 1.00000
  O15 O 0.35823 0.24939 0.92378 1.00000
  O16 O 0.50084 0.55479 0.72972 1.00000
  O17 O 0.05896 0.85117 0.61799 1.00000
  O18 O 0.28880 0.21726 0.40940 1.00000
  O19 O 0.39254 0.70588 0.90619 1.00000
  O20 O 0.02321 0.68732 0.40842 1.00000
  O21 O 0.89206 0.93361 0.78901 1.00000
  O22 O 0.84153 0.14519 0.95027 1.00000
  O23 O 0.01725 0.47338 0.76319 1.00000
  O24 O 0.39208 0.05136 0.77106 1.00000
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