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K6GeH2

Alexandria ALEX

Alex-ID: agm071243478 · Space group: P4_332 (#212)

Basic Information

Formula
K6GeH2
Alex-ID
agm071243478
Elements
3
Sites
36
Space group
P4_332 (#212)
Crystal system
cubic
Volume
1,326.89
ų
Cell a
10.9887
Å
Cell b
10.9887
Å
Cell c
10.9887
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K6GeH2
K
24.00 · 66.7%
Ge
4.00 · 11.1%
H
8.00 · 22.2%

Energy & Stability

Energy above hull
0.2196
eV/atom
Formation energy
0.0522
eV/atom
Corrected total energy
-68.9624
eV
Raw total energy
-68.9624
eV

Electronic Structure

Indirect band gap
0.4607
eV
Direct band gap
0.4733
eV
DOS at Fermi level
0.8659
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C6_5873_spg212

Decomposition

KGe K KH

Computed at

2024-08-16 14:31:41.766202

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: agm071243478).

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 agm071243478
data_agm071243478
_cell_length_a     10.98867
_cell_length_b     10.98867
_cell_length_c     10.98867
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1326.89051
_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 0.87561 0.94756 0.33813 1.00000
  K2 K 0.62439 0.05244 0.83813 1.00000
  K3 K 0.12439 0.44756 0.16187 1.00000
  K4 K 0.37561 0.55244 0.66187 1.00000
  K5 K 0.33813 0.87561 0.94756 1.00000
  K6 K 0.83813 0.62439 0.05244 1.00000
  K7 K 0.16187 0.12439 0.44756 1.00000
  K8 K 0.66187 0.37561 0.55244 1.00000
  K9 K 0.94756 0.33813 0.87561 1.00000
  K10 K 0.05244 0.83813 0.62439 1.00000
  K11 K 0.44756 0.16187 0.12439 1.00000
  K12 K 0.55244 0.66187 0.37561 1.00000
  K13 K 0.19756 0.62561 0.41187 1.00000
  K14 K 0.30244 0.37439 0.91187 1.00000
  K15 K 0.69756 0.87439 0.58813 1.00000
  K16 K 0.80244 0.12561 0.08813 1.00000
  K17 K 0.12561 0.08813 0.80244 1.00000
  K18 K 0.87439 0.58813 0.69756 1.00000
  K19 K 0.37439 0.91187 0.30244 1.00000
  K20 K 0.62561 0.41187 0.19756 1.00000
  K21 K 0.58813 0.69756 0.87439 1.00000
  K22 K 0.08813 0.80244 0.12561 1.00000
  K23 K 0.41187 0.19756 0.62561 1.00000
  K24 K 0.91187 0.30244 0.37439 1.00000
  Ge1 Ge 0.12500 0.12500 0.12500 1.00000
  Ge2 Ge 0.37500 0.87500 0.62500 1.00000
  Ge3 Ge 0.87500 0.62500 0.37500 1.00000
  Ge4 Ge 0.62500 0.37500 0.87500 1.00000
  H1 H 0.80156 0.80156 0.80156 1.00000
  H2 H 0.69844 0.19844 0.30156 1.00000
  H3 H 0.19844 0.30156 0.69844 1.00000
  H4 H 0.30156 0.69844 0.19844 1.00000
  H5 H 0.05156 0.55156 0.94844 1.00000
  H6 H 0.44844 0.44844 0.44844 1.00000
  H7 H 0.55156 0.94844 0.05156 1.00000
  H8 H 0.94844 0.05156 0.55156 1.00000
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