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K3HgPCO7

Alexandria ALEX

Alex-ID: agm010969879 · Space group: P2_1/m (#11)

Basic Information

Formula
K3HgPCO7
Alex-ID
agm010969879
Elements
5
Sites
26
Space group
P2_1/m (#11)
Crystal system
monoclinic
Volume
436.19
ų
Cell a
5.6515
Å
Cell b
7.8568
Å
Cell c
9.8292
Å
α angle
90.00
°
β angle
91.92
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K3HgPCO7
K
6.00 · 23.1%
Hg
2.00 · 7.7%
P
2.00 · 7.7%
C
2.00 · 7.7%
O
14.00 · 53.8%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-2.1384
eV/atom
Corrected total energy
-161.6150
eV
Raw total energy
-151.7829
eV

Electronic Structure

Indirect band gap
2.3384
eV
Direct band gap
2.5799
eV
DOS at Fermi level
0.0000
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

ABCD3E7_7_spg11

Decomposition

K3HgPCO7

Computed at

2025-03-10 20:06:49

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: agm010969879).

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 agm010969879
data_agm010969879
_cell_length_a     5.65145
_cell_length_b     7.85675
_cell_length_c     9.82921
_cell_angle_alpha  90.00000
_cell_angle_beta   91.91960
_cell_angle_gamma  90.00000
_cell_volume       436.19220
_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 0.26936 0.25000 0.92147 1.00000
  K2 K 0.74295 0.00515 0.72909 1.00000
  K3 K 0.74295 0.49485 0.72909 1.00000
  K4 K 0.25705 0.50515 0.27091 1.00000
  K5 K 0.25705 0.99485 0.27091 1.00000
  K6 K 0.73064 0.75000 0.07853 1.00000
  Hg1 Hg 0.25351 0.75000 0.62850 1.00000
  Hg2 Hg 0.74649 0.25000 0.37150 1.00000
  P1 P 0.20361 0.25000 0.58933 1.00000
  P2 P 0.79639 0.75000 0.41067 1.00000
  C1 C 0.21188 0.75000 0.91912 1.00000
  C2 C 0.78812 0.25000 0.08088 1.00000
  O1 O 0.75043 0.25000 0.95075 1.00000
  O2 O 0.40028 0.75000 0.83980 1.00000
  O3 O 0.00324 0.75000 0.86251 1.00000
  O4 O 0.26417 0.08943 0.67589 1.00000
  O5 O 0.26417 0.41057 0.67589 1.00000
  O6 O 0.91900 0.25000 0.56622 1.00000
  O7 O 0.68326 0.75000 0.55159 1.00000
  O8 O 0.31674 0.25000 0.44841 1.00000
  O9 O 0.08100 0.75000 0.43378 1.00000
  O10 O 0.73583 0.58943 0.32411 1.00000
  O11 O 0.73583 0.91057 0.32411 1.00000
  O12 O 0.99676 0.25000 0.13749 1.00000
  O13 O 0.59972 0.25000 0.16020 1.00000
  O14 O 0.24957 0.75000 0.04925 1.00000
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