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Ca2(AcAl)3

Alexandria ALEX

Alex-ID: agm009508495 · Space group: Pmmm (#47)

Basic Information

Formula
Ca2(AcAl)3
Alex-ID
agm009508495
Elements
3
Sites
8
Space group
Pmmm (#47)
Crystal system
orthorhombic
Volume
258.20
ų
Cell a
4.9909
Å
Cell b
5.2800
Å
Cell c
9.7982
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca2(AcAl)3
Ca
2.00 · 25.0%
Ac
3.00 · 37.5%
Al
3.00 · 37.5%

Energy & Stability

Energy above hull
0.1212
eV/atom
Formation energy
-0.1058
eV/atom
Corrected total energy
-28.4125
eV
Raw total energy
-28.4125
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0013
eV
DOS at Fermi level
7.6262
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C3_18_spg47

Decomposition

AcAl2 Ca Ac

Computed at

2024-03-22 03:47:46.128338

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: agm009508495).

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 agm009508495
data_agm009508495
_cell_length_a     4.99088
_cell_length_b     5.27997
_cell_length_c     9.79816
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       258.19780
_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 0.00000 0.00000 0.69666 1.00000
  Ca2 Ca 0.00000 0.00000 0.30334 1.00000
  Ac1 Ac 0.50000 0.50000 0.73132 1.00000
  Ac2 Ac 0.50000 0.50000 0.26868 1.00000
  Ac3 Ac 0.50000 0.00000 0.00000 1.00000
  Al1 Al 0.50000 0.00000 0.50000 1.00000
  Al2 Al 0.00000 0.50000 0.00000 1.00000
  Al3 Al 0.00000 0.50000 0.50000 1.00000
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