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Ac2Ni3Au

Alexandria ALEX

Alex-ID: agm012373469 · Space group: Pmm2 (#25)

Basic Information

Formula
Ac2Ni3Au
Alex-ID
agm012373469
Elements
3
Sites
6
Space group
Pmm2 (#25)
Crystal system
orthorhombic
Volume
135.41
ų
Cell a
4.1963
Å
Cell b
4.2599
Å
Cell c
7.5751
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac2Ni3Au
Ac
2.00 · 33.3%
Ni
3.00 · 50.0%
Au
1.00 · 16.7%

Energy & Stability

Energy above hull
0.0374
eV/atom
Formation energy
-0.4043
eV/atom
Corrected total energy
-31.2717
eV
Raw total energy
-31.2717
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0001
eV
DOS at Fermi level
5.8504
Total magnetisation
0.0020
μB

Additional Information

Prototype ID

AB2C3_129_spg115

Decomposition

AcNi3 Ac3(NiAu)2 AcNi5

Computed at

2025-04-13 16:58:33

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: agm012373469).

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 agm012373469
data_agm012373469
_cell_length_a     4.19627
_cell_length_b     4.25993
_cell_length_c     7.57510
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       135.41104
_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 0.50000 0.99379 1.00000
  Ac2 Ac 0.00000 0.00000 0.51793 1.00000
  Ni1 Ni 0.50000 0.00000 0.82732 1.00000
  Ni2 Ni 0.50000 0.00000 0.13546 1.00000
  Ni3 Ni 0.50000 0.50000 0.68818 1.00000
  Au1 Au 0.50000 0.50000 0.33732 1.00000
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