Navigation

HEAS Data Platform · Materials Science Database

KRb6As2Au

Alexandria ALEX

Alex-ID: agm071035671 · Space group: P4_332 (#212)

Basic Information

Formula
KRb6As2Au
Alex-ID
agm071035671
Elements
4
Sites
40
Space group
P4_332 (#212)
Crystal system
cubic
Volume
2,244.85
ų
Cell a
13.0937
Å
Cell b
13.0937
Å
Cell c
13.0937
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KRb6As2Au
K
4.00 · 10.0%
Rb
24.00 · 60.0%
As
8.00 · 20.0%
Au
4.00 · 10.0%

Energy & Stability

Energy above hull
0.2222
eV/atom
Formation energy
-0.0955
eV/atom
Corrected total energy
-81.7557
eV
Raw total energy
-81.7557
eV

Electronic Structure

Indirect band gap
0.3199
eV
Direct band gap
0.3680
eV
DOS at Fermi level
3.2479
Total magnetisation
0.0001
μB

Additional Information

Prototype ID

ABC2D6_2691_spg212

Decomposition

Rb5As2Au K5As2Au Rb

Computed at

2024-08-07 00:31:50.680314

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: agm071035671).

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 agm071035671
data_agm071035671
_cell_length_a     13.09371
_cell_length_b     13.09371
_cell_length_c     13.09371
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       2244.85443
_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
  K1 K 0.12500 0.12500 0.12500 1.00000
  K2 K 0.37500 0.87500 0.62500 1.00000
  K3 K 0.87500 0.62500 0.37500 1.00000
  K4 K 0.62500 0.37500 0.87500 1.00000
  Rb1 Rb 0.98943 0.22635 0.86260 1.00000
  Rb2 Rb 0.51057 0.77365 0.36260 1.00000
  Rb3 Rb 0.01057 0.72635 0.63740 1.00000
  Rb4 Rb 0.48943 0.27365 0.13740 1.00000
  Rb5 Rb 0.86260 0.98943 0.22635 1.00000
  Rb6 Rb 0.36260 0.51057 0.77365 1.00000
  Rb7 Rb 0.63740 0.01057 0.72635 1.00000
  Rb8 Rb 0.13740 0.48943 0.27365 1.00000
  Rb9 Rb 0.22635 0.86260 0.98943 1.00000
  Rb10 Rb 0.77365 0.36260 0.51057 1.00000
  Rb11 Rb 0.72635 0.63740 0.01057 1.00000
  Rb12 Rb 0.27365 0.13740 0.48943 1.00000
  Rb13 Rb 0.47635 0.73943 0.88740 1.00000
  Rb14 Rb 0.02365 0.26057 0.38740 1.00000
  Rb15 Rb 0.97635 0.76057 0.11260 1.00000
  Rb16 Rb 0.52365 0.23943 0.61260 1.00000
  Rb17 Rb 0.23943 0.61260 0.52365 1.00000
  Rb18 Rb 0.76057 0.11260 0.97635 1.00000
  Rb19 Rb 0.26057 0.38740 0.02365 1.00000
  Rb20 Rb 0.73943 0.88740 0.47635 1.00000
  Rb21 Rb 0.11260 0.97635 0.76057 1.00000
  Rb22 Rb 0.61260 0.52365 0.23943 1.00000
  Rb23 Rb 0.88740 0.47635 0.73943 1.00000
  Rb24 Rb 0.38740 0.02365 0.26057 1.00000
  As1 As 0.98490 0.98490 0.98490 1.00000
  As2 As 0.51510 0.01510 0.48490 1.00000
  As3 As 0.01510 0.48490 0.51510 1.00000
  As4 As 0.48490 0.51510 0.01510 1.00000
  As5 As 0.23490 0.73490 0.76510 1.00000
  As6 As 0.26510 0.26510 0.26510 1.00000
  As7 As 0.73490 0.76510 0.23490 1.00000
  As8 As 0.76510 0.23490 0.73490 1.00000
  Au1 Au 0.62500 0.62500 0.62500 1.00000
  Au2 Au 0.87500 0.37500 0.12500 1.00000
  Au3 Au 0.37500 0.12500 0.87500 1.00000
  Au4 Au 0.12500 0.87500 0.37500 1.00000
Get direct link