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Ta5Au2

Alexandria ALEX

Alex-ID: agm009762974 · Space group: P-1 (#2)

Basic Information

Formula
Ta5Au2
Alex-ID
agm009762974
Elements
2
Sites
7
Space group
P-1 (#2)
Crystal system
triclinic
Volume
125.83
ų
Cell a
2.8178
Å
Cell b
7.3370
Å
Cell c
7.7117
Å
α angle
56.25
°
β angle
71.67
°
γ angle
79.63
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta5Au2
Ta
5.00 · 71.4%
Au
2.00 · 28.6%

Energy & Stability

Energy above hull
0.0951
eV/atom
Formation energy
-0.0099
eV/atom
Corrected total energy
-65.8873
eV
Raw total energy
-65.8873
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.5553
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B5_8_spg2

Decomposition

Ta8Au Ta3Au2

Computed at

2024-04-06 15:03:17

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: agm009762974).

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 agm009762974
data_agm009762974
_cell_length_a     2.81778
_cell_length_b     7.33698
_cell_length_c     7.71171
_cell_angle_alpha  56.24935
_cell_angle_beta   71.67007
_cell_angle_gamma  79.63255
_cell_volume       125.83286
_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
  Ta1 Ta 0.50000 0.00000 0.00000 1.00000
  Ta2 Ta 0.62455 0.72741 0.42061 1.00000
  Ta3 Ta 0.37545 0.27259 0.57939 1.00000
  Ta4 Ta 0.92635 0.14330 0.28231 1.00000
  Ta5 Ta 0.07365 0.85670 0.71769 1.00000
  Au1 Au 0.76360 0.43215 0.84809 1.00000
  Au2 Au 0.23640 0.56785 0.15191 1.00000
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