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KZnI3O2

Alexandria ALEX

Alex-ID: agm005245273 · Space group: P2_12_12_1 (#19)

Basic Information

Formula
KZnI3O2
Alex-ID
agm005245273
Elements
4
Sites
28
Space group
P2_12_12_1 (#19)
Crystal system
orthorhombic
Volume
1,162.67
ų
Cell a
8.5620
Å
Cell b
9.1835
Å
Cell c
14.7868
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KZnI3O2
K
4.00 · 14.3%
Zn
4.00 · 14.3%
I
12.00 · 42.9%
O
8.00 · 28.6%

Energy & Stability

Energy above hull
0.2776
eV/atom
Formation energy
-0.8411
eV/atom
Corrected total energy
-91.3398
eV
Raw total energy
-85.7215
eV

Electronic Structure

Indirect band gap
1.3598
eV
Direct band gap
1.3598
eV
DOS at Fermi level
-0.0048
Total magnetisation
7.8216
μB

Additional Information

Prototype ID

ABC2D3_173_spg19

Decomposition

KIO3 KI3 ZnO I

Computed at

2023-05-12 14:20:37.612678

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: agm005245273).

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 agm005245273
data_agm005245273
_cell_length_a     8.56200
_cell_length_b     9.18348
_cell_length_c     14.78681
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1162.67228
_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 0.91051 0.48686 0.09257 1.00000
  K2 K 0.41051 0.01314 0.90743 1.00000
  K3 K 0.08949 0.98686 0.40743 1.00000
  K4 K 0.58949 0.51314 0.59257 1.00000
  Zn1 Zn 0.36152 0.45610 0.91906 1.00000
  Zn2 Zn 0.86152 0.04390 0.08094 1.00000
  Zn3 Zn 0.63848 0.95610 0.58094 1.00000
  Zn4 Zn 0.13848 0.54390 0.41906 1.00000
  I1 I 0.36104 0.33598 0.76339 1.00000
  I2 I 0.86104 0.16402 0.23661 1.00000
  I3 I 0.63896 0.83598 0.73661 1.00000
  I4 I 0.13896 0.66402 0.26339 1.00000
  I5 I 0.52773 0.33207 0.04065 1.00000
  I6 I 0.02773 0.16793 0.95935 1.00000
  I7 I 0.47227 0.83207 0.45935 1.00000
  I8 I 0.97227 0.66793 0.54065 1.00000
  I9 I 0.19573 0.67847 0.95408 1.00000
  I10 I 0.69573 0.82153 0.04592 1.00000
  I11 I 0.80427 0.17847 0.54592 1.00000
  I12 I 0.30427 0.32153 0.45408 1.00000
  O1 O 0.83579 0.48936 0.84137 1.00000
  O2 O 0.33579 0.01064 0.15863 1.00000
  O3 O 0.16421 0.98936 0.65863 1.00000
  O4 O 0.66421 0.51064 0.34137 1.00000
  O5 O 0.82952 0.44376 0.76301 1.00000
  O6 O 0.32952 0.05624 0.23699 1.00000
  O7 O 0.17048 0.94376 0.73699 1.00000
  O8 O 0.67048 0.55624 0.26301 1.00000
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