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HEAS Data Platform · Materials Science Database

Rb2Ta6As3AuO24

Alexandria ALEX

Alex-ID: agm010955472 · Space group: C2 (#5)

Basic Information

Formula
Rb2Ta6As3AuO24
Alex-ID
agm010955472
Elements
5
Sites
36
Space group
C2 (#5)
Crystal system
monoclinic
Volume
581.07
ų
Cell a
8.6804
Å
Cell b
8.6804
Å
Cell c
8.6616
Å
α angle
75.20
°
β angle
104.80
°
γ angle
77.32
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Rb2Ta6As3AuO24
Rb
2.00 · 5.6%
Ta
6.00 · 16.7%
As
3.00 · 8.3%
Au
1.00 · 2.8%
O
24.00 · 66.7%

Energy & Stability

Energy above hull
0.0242
eV/atom
Formation energy
-2.6697
eV/atom
Corrected total energy
-305.3843
eV
Raw total energy
-288.5294
eV

Electronic Structure

Indirect band gap
2.4977
eV
Direct band gap
2.5058
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D6E24_2_spg5

Decomposition

RbTa4AsO13 AsAuO4 RbTa(AsO4)2 Au

Computed at

2025-03-01 11:57:55

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: agm010955472).

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 agm010955472
data_agm010955472
_cell_length_a     8.68043
_cell_length_b     8.68043
_cell_length_c     8.66160
_cell_angle_alpha  75.20003
_cell_angle_beta   104.79997
_cell_angle_gamma  77.32142
_cell_volume       581.07135
_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
  Rb1 Rb 0.39929 0.92708 0.19648 1.00000
  Rb2 Rb 0.92708 0.39929 0.80352 1.00000
  Ta1 Ta 0.03598 0.84970 0.85148 1.00000
  Ta2 Ta 0.14752 0.66165 0.53189 1.00000
  Ta3 Ta 0.66165 0.14752 0.46811 1.00000
  Ta4 Ta 0.34961 0.97146 0.65068 1.00000
  Ta5 Ta 0.84970 0.03598 0.14852 1.00000
  Ta6 Ta 0.97146 0.34961 0.34932 1.00000
  As1 As 0.26927 0.51480 0.23580 1.00000
  As2 As 0.51480 0.26927 0.76420 1.00000
  As3 As 0.72662 0.72662 0.00000 1.00000
  Au1 Au 0.40959 0.40959 0.00000 1.00000
  O1 O 0.03671 0.49726 0.47933 1.00000
  O2 O 0.99448 0.84169 0.34455 1.00000
  O3 O 0.11469 0.42461 0.20006 1.00000
  O4 O 0.16600 0.16600 0.50000 1.00000
  O5 O 0.07724 0.69178 0.71525 1.00000
  O6 O 0.30595 0.58453 0.40409 1.00000
  O7 O 0.23262 0.68724 0.06494 1.00000
  O8 O 0.45426 0.36749 0.25587 1.00000
  O9 O 0.19817 0.94398 0.79585 1.00000
  O10 O 0.42461 0.11469 0.79994 1.00000
  O11 O 0.36749 0.45426 0.74413 1.00000
  O12 O 0.29446 0.80959 0.55780 1.00000
  O13 O 0.49726 0.03671 0.52067 1.00000
  O14 O 0.69178 0.07724 0.28475 1.00000
  O15 O 0.68724 0.23262 0.93506 1.00000
  O16 O 0.58453 0.30595 0.59591 1.00000
  O17 O 0.80959 0.29446 0.44220 1.00000
  O18 O 0.54087 0.77037 0.84349 1.00000
  O19 O 0.77037 0.54087 0.15651 1.00000
  O20 O 0.70542 0.88285 0.08842 1.00000
  O21 O 0.94398 0.19817 0.20415 1.00000
  O22 O 0.88285 0.70542 0.91158 1.00000
  O23 O 0.84169 0.99448 0.65545 1.00000
  O24 O 0.97422 0.97422 0.00000 1.00000
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