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KPa(PbO4)2

Alexandria ALEX

Alex-ID: agm004889950 · Space group: I-4 (#82)

Alexandria Database API

Basic Information

Formula
KPa(PbO4)2
Alex-ID
agm004889950
Elements
4
Sites
12
Space group
I-4 (#82)
Crystal system
tetragonal
Volume
181.22
ų
Cell a
5.5839
Å
Cell b
5.5839
Å
Cell c
7.0264
Å
α angle
113.41
°
β angle
113.41
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KPa(PbO4)2
K
1.00 · 8.3%
Pa
1.00 · 8.3%
Pb
2.00 · 16.7%
O
8.00 · 66.7%

Energy & Stability

Energy above hull
0.3111
eV/atom
Formation energy
-1.8741
eV/atom
Corrected total energy
-80.1721
eV
Raw total energy
-74.5538
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0068
eV
DOS at Fermi level
7.7107
Total magnetisation
2.0244
μB

Additional Information

Prototype ID

ABC2D8_5_spg82

Decomposition

KPaO3 Pa2PbO6 PbO2 KO12

Computed at

2023-01-03 14:53:31.286374

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: agm004889950).

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 agm004889950
data_agm004889950
_cell_length_a     5.58387
_cell_length_b     5.58387
_cell_length_c     7.02637
_cell_angle_alpha  113.41268
_cell_angle_beta   113.41268
_cell_angle_gamma  90.00000
_cell_volume       181.21809
_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 0.75000 0.25000 0.50000 1.00000
  Pa1 Pa 0.00000 0.00000 0.00000 1.00000
  Pb1 Pb 0.50000 0.50000 0.00000 1.00000
  Pb2 Pb 0.25000 0.75000 0.50000 1.00000
  O1 O 0.81971 0.82627 0.17483 1.00000
  O2 O 0.35512 0.34856 0.17483 1.00000
  O3 O 0.62404 0.69882 0.71791 1.00000
  O4 O 0.09387 0.01909 0.71791 1.00000
  O5 O 0.98091 0.37596 0.28209 1.00000
  O6 O 0.30118 0.90613 0.28209 1.00000
  O7 O 0.17373 0.64488 0.82517 1.00000
  O8 O 0.65144 0.18029 0.82517 1.00000
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