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K3AuCl2

Alexandria ALEX

Alex-ID: agm005691133 · Space group: I4/mmm (#139)

Basic Information

Formula
K3AuCl2
Alex-ID
agm005691133
Elements
3
Sites
6
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
209.17
ų
Cell a
4.6191
Å
Cell b
4.6191
Å
Cell c
10.3336
Å
α angle
102.91
°
β angle
102.92
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K3AuCl2
K
3.00 · 50.0%
Au
1.00 · 16.7%
Cl
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0442
eV/atom
Formation energy
-1.5692
eV/atom
Corrected total energy
-18.5065
eV
Raw total energy
-18.5065
eV

Electronic Structure

Indirect band gap
3.1600
eV
Direct band gap
3.2645
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_103_spg139

Decomposition

KAu KCl

Computed at

2023-08-17 05:53:43.639983

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: agm005691133).

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 agm005691133
data_agm005691133
_cell_length_a     4.61906
_cell_length_b     4.61914
_cell_length_c     10.33357
_cell_angle_alpha  102.91401
_cell_angle_beta   102.91747
_cell_angle_gamma  89.99924
_cell_volume       209.17307
_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 0.93407 0.93602 0.87394 1.00000
  K2 K 0.26252 0.26368 0.53033 1.00000
  K3 K 0.60613 0.60730 0.21758 1.00000
  Au1 Au 0.43408 0.43610 0.87397 1.00000
  Cl1 Cl 0.10168 0.10292 0.20879 1.00000
  Cl2 Cl 0.76687 0.76810 0.53914 1.00000
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