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NaAc2AuO4

Alexandria ALEX

Alex-ID: agm004850367 · Space group: Fmm2 (#42)

Alexandria Database API

Basic Information

Formula
NaAc2AuO4
Alex-ID
agm004850367
Elements
4
Sites
8
Space group
Fmm2 (#42)
Crystal system
orthorhombic
Volume
145.60
ų
Cell a
5.4766
Å
Cell b
5.4766
Å
Cell c
6.1896
Å
α angle
115.77
°
β angle
115.77
°
γ angle
90.99
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NaAc2AuO4
Na
1.00 · 12.5%
Ac
2.00 · 25.0%
Au
1.00 · 12.5%
O
4.00 · 50.0%

Energy & Stability

Energy above hull
0.2210
eV/atom
Formation energy
-2.5285
eV/atom
Corrected total energy
-52.8744
eV
Raw total energy
-50.0652
eV

Electronic Structure

Indirect band gap
2.1184
eV
Direct band gap
2.4653
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4_339_spg23

Decomposition

Na3AuO3 Ac2O3 Au

Computed at

2023-01-28 02:41:19.025044

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: agm004850367).

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 agm004850367
data_agm004850367
_cell_length_a     5.47655
_cell_length_b     5.47655
_cell_length_c     6.18964
_cell_angle_alpha  115.77109
_cell_angle_beta   115.77109
_cell_angle_gamma  90.98693
_cell_volume       145.60081
_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
  Na1 Na 0.91921 0.91921 1.00000 1.00000
  Ac1 Ac 0.16472 0.66472 0.50000 1.00000
  Ac2 Ac 0.66472 0.16472 0.50000 1.00000
  Au1 Au 0.29580 0.29580 0.00000 1.00000
  O1 O 0.99975 0.52262 1.00000 1.00000
  O2 O 0.52262 0.99975 1.00000 1.00000
  O3 O 0.20412 0.20412 0.47773 1.00000
  O4 O 0.72639 0.72639 0.52227 1.00000
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