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Na3(GeAu)4

Alexandria ALEX

Alex-ID: agm002165477 · Space group: I-43m (#217)

Basic Information

Formula
Na3(GeAu)4
Alex-ID
agm002165477
Elements
3
Sites
11
Space group
I-43m (#217)
Crystal system
cubic
Volume
261.51
ų
Cell a
6.9775
Å
Cell b
6.9775
Å
Cell c
6.9775
Å
α angle
109.47
°
β angle
109.47
°
γ angle
109.47
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na3(GeAu)4
Na
3.00 · 27.3%
Ge
4.00 · 36.4%
Au
4.00 · 36.4%

Energy & Stability

Energy above hull
0.0912
eV/atom
Formation energy
-0.1768
eV/atom
Corrected total energy
-37.4806
eV
Raw total energy
-37.4806
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.6509
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A3B4C4_2_spg217

Decomposition

NaGeAu NaAu2 Ge

Computed at

2018-06-13 22:11:45

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: agm002165477).

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 agm002165477
data_agm002165477
_cell_length_a     6.97754
_cell_length_b     6.97754
_cell_length_c     6.97754
_cell_angle_alpha  109.47122
_cell_angle_beta   109.47122
_cell_angle_gamma  109.47122
_cell_volume       261.50801
_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 0.00000 0.50000 0.50000 1.00000
  Na2 Na 0.50000 0.00000 0.50000 1.00000
  Na3 Na 0.50000 0.50000 0.00000 1.00000
  Ge1 Ge 1.00000 1.00000 0.27944 1.00000
  Ge2 Ge 0.72056 0.72056 0.72056 1.00000
  Ge3 Ge 0.00000 0.27944 1.00000 1.00000
  Ge4 Ge 0.27944 0.00000 0.00000 1.00000
  Au1 Au 0.00000 0.63527 1.00000 1.00000
  Au2 Au 0.36473 0.36473 0.36473 1.00000
  Au3 Au 0.63527 0.00000 0.00000 1.00000
  Au4 Au 1.00000 1.00000 0.63527 1.00000
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