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Ac2(Al2Pd3)3

Alexandria ALEX

Alex-ID: agm005657923 · Space group: P6/mmm (#191)

Alexandria Database API

Basic Information

Formula
Ac2(Al2Pd3)3
Alex-ID
agm005657923
Elements
3
Sites
17
Space group
P6/mmm (#191)
Crystal system
hexagonal
Volume
336.76
ų
Cell a
5.7386
Å
Cell b
5.7386
Å
Cell c
11.8080
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac2(Al2Pd3)3
Ac
2.00 · 11.8%
Al
6.00 · 35.3%
Pd
9.00 · 52.9%

Energy & Stability

Energy above hull
0.1127
eV/atom
Formation energy
-0.7752
eV/atom
Corrected total energy
-90.6047
eV
Raw total energy
-90.6047
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
8.5079
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B6C9_22_spg191

Decomposition

AcAlPd2 Ac2AlPd6 AlPd

Computed at

2023-06-18 15:33:36.717141

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: agm005657923).

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 agm005657923
data_agm005657923
_cell_length_a     5.73860
_cell_length_b     5.73860
_cell_length_c     11.80800
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       336.75879
_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
  Ac1 Ac 0.00000 0.00000 0.69930 1.00000
  Ac2 Ac 0.00000 0.00000 0.30070 1.00000
  Al1 Al 0.33333 0.66667 0.00000 1.00000
  Al2 Al 0.66667 0.33333 0.00000 1.00000
  Al3 Al 0.33333 0.66667 0.66326 1.00000
  Al4 Al 0.66667 0.33333 0.66326 1.00000
  Al5 Al 0.66667 0.33333 0.33674 1.00000
  Al6 Al 0.33333 0.66667 0.33674 1.00000
  Pd1 Pd 0.50000 0.00000 0.83277 1.00000
  Pd2 Pd 0.00000 0.50000 0.83277 1.00000
  Pd3 Pd 0.50000 0.50000 0.83277 1.00000
  Pd4 Pd 0.50000 0.00000 0.16723 1.00000
  Pd5 Pd 0.00000 0.50000 0.16723 1.00000
  Pd6 Pd 0.50000 0.50000 0.16723 1.00000
  Pd7 Pd 0.50000 0.00000 0.50000 1.00000
  Pd8 Pd 0.00000 0.50000 0.50000 1.00000
  Pd9 Pd 0.50000 0.50000 0.50000 1.00000
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