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KH4PbI3O2

Alexandria ALEX

Alex-ID: agm003280418 · Space group: Pna2_1 (#33)

Basic Information

Formula
KH4PbI3O2
Alex-ID
agm003280418
Elements
5
Sites
44
Space group
Pna2_1 (#33)
Crystal system
orthorhombic
Volume
1,104.78
ų
Cell a
4.6143
Å
Cell b
10.6025
Å
Cell c
22.5820
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KH4PbI3O2
K
4.00 · 9.1%
H
16.00 · 36.4%
Pb
4.00 · 9.1%
I
12.00 · 27.3%
O
8.00 · 18.2%

Energy & Stability

Energy above hull
0.0160
eV/atom
Formation energy
-1.1870
eV/atom
Corrected total energy
-181.5720
eV
Raw total energy
-175.9537
eV

Electronic Structure

Indirect band gap
2.7707
eV
Direct band gap
2.7881
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D3E4_14_spg33

Decomposition

K2PbI4 H2O PbI2

Computed at

2022-05-14 14:38:48.997264

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: agm003280418).

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 agm003280418
data_agm003280418
_cell_length_a     4.61432
_cell_length_b     10.60247
_cell_length_c     22.58199
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1104.78163
_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 0.25330 0.34307 0.80099 1.00000
  K2 K 0.25330 0.84307 0.69901 1.00000
  K3 K 0.75330 0.65693 0.19901 1.00000
  K4 K 0.75330 0.15693 0.30099 1.00000
  H1 H 0.75354 0.42731 0.90663 1.00000
  H2 H 0.75354 0.92731 0.59337 1.00000
  H3 H 0.25354 0.57269 0.09337 1.00000
  H4 H 0.25354 0.07269 0.40663 1.00000
  H5 H 0.75614 0.52104 0.85330 1.00000
  H6 H 0.75614 0.02104 0.64670 1.00000
  H7 H 0.25614 0.47896 0.14670 1.00000
  H8 H 0.25614 0.97896 0.35330 1.00000
  H9 H 0.75397 0.36064 0.00799 1.00000
  H10 H 0.75397 0.86064 0.49201 1.00000
  H11 H 0.25397 0.63936 0.99201 1.00000
  H12 H 0.25397 0.13936 0.50799 1.00000
  H13 H 0.56583 0.48274 0.99708 1.00000
  H14 H 0.06583 0.51726 0.00292 1.00000
  H15 H 0.06583 0.01726 0.49708 1.00000
  H16 H 0.56583 0.98274 0.50292 1.00000
  Pb1 Pb 0.74723 0.95448 0.90620 1.00000
  Pb2 Pb 0.74723 0.45448 0.59380 1.00000
  Pb3 Pb 0.24723 0.04552 0.09380 1.00000
  Pb4 Pb 0.24723 0.54552 0.40620 1.00000
  I1 I 0.74561 0.84511 0.04964 1.00000
  I2 I 0.74561 0.34511 0.45036 1.00000
  I3 I 0.24561 0.15489 0.95036 1.00000
  I4 I 0.24561 0.65489 0.54964 1.00000
  I5 I 0.24608 0.75008 0.87362 1.00000
  I6 I 0.24608 0.25008 0.62638 1.00000
  I7 I 0.74608 0.24992 0.12638 1.00000
  I8 I 0.74608 0.74992 0.37362 1.00000
  I9 I 0.75050 0.07485 0.78080 1.00000
  I10 I 0.75050 0.57485 0.71920 1.00000
  I11 I 0.25050 0.92515 0.21920 1.00000
  I12 I 0.25050 0.42515 0.28081 1.00000
  O1 O 0.75390 0.43105 0.86263 1.00000
  O2 O 0.75390 0.93105 0.63737 1.00000
  O3 O 0.25390 0.56895 0.13737 1.00000
  O4 O 0.25390 0.06895 0.36263 1.00000
  O5 O 0.75260 0.44020 0.98588 1.00000
  O6 O 0.75260 0.94020 0.51412 1.00000
  O7 O 0.25260 0.55980 0.01412 1.00000
  O8 O 0.25260 0.05980 0.48588 1.00000
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