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CaAl

Alexandria ALEX

Alex-ID: agm017473403 · Space group: C2/m (#12)

Basic Information

Formula
CaAl
Alex-ID
agm017473403
Elements
2
Sites
24
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
619.19
ų
Cell a
6.4801
Å
Cell b
6.4801
Å
Cell c
16.5784
Å
α angle
81.46
°
β angle
98.54
°
γ angle
115.38
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaAl
Ca
12.00 · 50.0%
Al
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0249
eV/atom
Formation energy
-0.2352
eV/atom
Corrected total energy
-74.6154
eV
Raw total energy
-74.6154
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0538
eV
DOS at Fermi level
12.5707
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB_10530_spg2

Decomposition

Ca8Al3 CaAl2

Computed at

2025-04-13 12:47:21

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: agm017473403).

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 agm017473403
data_agm017473403
_cell_length_a     6.48010
_cell_length_b     6.48010
_cell_length_c     16.57837
_cell_angle_alpha  81.46313
_cell_angle_beta   98.53687
_cell_angle_gamma  115.37874
_cell_volume       619.19362
_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
  Ca1 Ca 0.87073 0.12927 0.92033 1.00000
  Ca2 Ca 0.37211 0.62789 0.58588 1.00000
  Ca3 Ca 0.84521 0.15479 0.60040 1.00000
  Ca4 Ca 0.33446 0.66554 0.93199 1.00000
  Ca5 Ca 0.87707 0.12293 0.25498 1.00000
  Ca6 Ca 0.34994 0.65006 0.26783 1.00000
  Ca7 Ca 0.65006 0.34994 0.73217 1.00000
  Ca8 Ca 0.12293 0.87707 0.74502 1.00000
  Ca9 Ca 0.66554 0.33446 0.06801 1.00000
  Ca10 Ca 0.15479 0.84521 0.39960 1.00000
  Ca11 Ca 0.62789 0.37211 0.41412 1.00000
  Ca12 Ca 0.12927 0.87073 0.07967 1.00000
  Al1 Al 0.10682 0.30097 0.43510 1.00000
  Al2 Al 0.61378 0.79612 0.10331 1.00000
  Al3 Al 0.38622 0.20388 0.89669 1.00000
  Al4 Al 0.89318 0.69903 0.56490 1.00000
  Al5 Al 0.19282 0.39778 0.76768 1.00000
  Al6 Al 0.60222 0.80718 0.76768 1.00000
  Al7 Al 0.20388 0.38622 0.10331 1.00000
  Al8 Al 0.69903 0.89318 0.43510 1.00000
  Al9 Al 0.30097 0.10682 0.56490 1.00000
  Al10 Al 0.79612 0.61378 0.89669 1.00000
  Al11 Al 0.39778 0.19282 0.23232 1.00000
  Al12 Al 0.80718 0.60222 0.23232 1.00000
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