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Ac2YAu3

Alexandria ALEX

Alex-ID: agm033112290 · Space group: Fddd (#70)

Basic Information

Formula
Ac2YAu3
Alex-ID
agm033112290
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
746.36
ų
Cell a
14.8763
Å
Cell b
14.1857
Å
Cell c
7.6731
Å
α angle
79.73
°
β angle
69.77
°
γ angle
30.50
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac2YAu3
Ac
8.00 · 33.3%
Y
4.00 · 16.7%
Au
12.00 · 50.0%

Energy & Stability

Energy above hull
0.1009
eV/atom
Formation energy
-0.7399
eV/atom
Corrected total energy
-115.8063
eV
Raw total energy
-115.8063
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0105
eV
DOS at Fermi level
21.1321
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_2914_spg15

Decomposition

YAu AcAu

Computed at

2025-04-14 15:23:55

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: agm033112290).

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 agm033112290
data_agm033112290
_cell_length_a     14.87629
_cell_length_b     14.18568
_cell_length_c     7.67307
_cell_angle_alpha  79.73179
_cell_angle_beta   69.76868
_cell_angle_gamma  30.49953
_cell_volume       746.35826
_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 0.49770 0.49770 0.00230 1.00000
  Ac2 Ac 0.91690 0.91690 0.08310 1.00000
  Ac3 Ac 0.33310 0.33310 0.16690 1.00000
  Ac4 Ac 0.75230 0.75230 0.24770 1.00000
  Ac5 Ac 0.24770 0.24770 0.75230 1.00000
  Ac6 Ac 0.16690 0.16690 0.33310 1.00000
  Ac7 Ac 0.08310 0.08310 0.91690 1.00000
  Ac8 Ac 0.00230 0.00230 0.49770 1.00000
  Y1 Y 0.41770 0.41770 0.58230 1.00000
  Y2 Y 0.83230 0.83230 0.66770 1.00000
  Y3 Y 0.66770 0.66770 0.83230 1.00000
  Y4 Y 0.58230 0.58230 0.41770 1.00000
  Au1 Au 0.15914 0.66629 0.36288 1.00000
  Au2 Au 0.66629 0.15914 0.81169 1.00000
  Au3 Au 0.09086 0.58371 0.88712 1.00000
  Au4 Au 0.58371 0.09086 0.43831 1.00000
  Au5 Au 0.97903 0.52097 0.52097 1.00000
  Au6 Au 0.52097 0.97903 0.97903 1.00000
  Au7 Au 0.43831 0.88712 0.58371 1.00000
  Au8 Au 0.88712 0.43831 0.09086 1.00000
  Au9 Au 0.81169 0.36288 0.66629 1.00000
  Au10 Au 0.36288 0.81169 0.15914 1.00000
  Au11 Au 0.27097 0.72903 0.72903 1.00000
  Au12 Au 0.72903 0.27097 0.27097 1.00000
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