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KHgF3

Alexandria ALEX

Alex-ID: agm077689468 · Space group: Pca2_1 (#29)

Basic Information

Formula
KHgF3
Alex-ID
agm077689468
Elements
3
Sites
40
Space group
Pca2_1 (#29)
Crystal system
orthorhombic
Volume
792.00
ų
Cell a
6.4979
Å
Cell b
12.9665
Å
Cell c
9.4000
Å
α angle
90.00
°
β angle
90.04
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KHgF3
K
8.00 · 20.0%
Hg
8.00 · 20.0%
F
24.00 · 60.0%

Energy & Stability

Energy above hull
0.0428
eV/atom
Formation energy
-2.2279
eV/atom
Corrected total energy
-134.9138
eV
Raw total energy
-134.9138
eV

Electronic Structure

Indirect band gap
2.2889
eV
Direct band gap
2.2889
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC3_10851_spg29

Decomposition

KHgF3

Computed at

2025-03-13 18:24:01

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: agm077689468).

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 agm077689468
data_agm077689468
_cell_length_a     6.49794
_cell_length_b     12.96655
_cell_length_c     9.39999
_cell_angle_alpha  90.00000
_cell_angle_beta   90.04051
_cell_angle_gamma  90.00000
_cell_volume       792.00399
_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 0.66537 0.75181 0.06269 1.00000
  K2 K 0.16537 0.24819 0.06269 1.00000
  K3 K 0.66545 0.25182 0.43742 1.00000
  K4 K 0.16545 0.74818 0.43742 1.00000
  K5 K 0.15852 0.59760 0.01180 1.00000
  K6 K 0.65852 0.40240 0.01180 1.00000
  K7 K 0.15800 0.09768 0.48791 1.00000
  K8 K 0.65800 0.90232 0.48791 1.00000
  Hg1 Hg 0.17125 0.85755 0.80285 1.00000
  Hg2 Hg 0.75655 0.04977 0.15255 1.00000
  Hg3 Hg 0.67125 0.14245 0.80285 1.00000
  Hg4 Hg 0.25655 0.95023 0.15255 1.00000
  Hg5 Hg 0.25818 0.45046 0.34713 1.00000
  Hg6 Hg 0.67117 0.64223 0.69669 1.00000
  Hg7 Hg 0.75818 0.54954 0.34713 1.00000
  Hg8 Hg 0.17117 0.35777 0.69669 1.00000
  F1 F 0.58861 0.95724 0.00017 1.00000
  F2 F 0.55882 0.19087 0.00088 1.00000
  F3 F 0.08861 0.04276 0.00017 1.00000
  F4 F 0.05882 0.80913 0.00088 1.00000
  F5 F 0.59109 0.45729 0.49993 1.00000
  F6 F 0.55892 0.69073 0.49861 1.00000
  F7 F 0.09109 0.54271 0.49993 1.00000
  F8 F 0.05892 0.30927 0.49861 1.00000
  F9 F 0.40837 0.71597 0.84290 1.00000
  F10 F 0.92929 0.16753 0.26042 1.00000
  F11 F 0.90837 0.28403 0.84290 1.00000
  F12 F 0.42929 0.83247 0.26042 1.00000
  F13 F 0.43023 0.33256 0.23932 1.00000
  F14 F 0.90818 0.78400 0.65670 1.00000
  F15 F 0.93023 0.66744 0.23932 1.00000
  F16 F 0.40818 0.21600 0.65670 1.00000
  F17 F 0.79366 0.07625 0.61887 1.00000
  F18 F 0.96590 0.94025 0.31001 1.00000
  F19 F 0.46590 0.05975 0.31001 1.00000
  F20 F 0.29366 0.92375 0.61887 1.00000
  F21 F 0.96726 0.44032 0.18935 1.00000
  F22 F 0.79399 0.57621 0.88071 1.00000
  F23 F 0.29399 0.42379 0.88071 1.00000
  F24 F 0.46726 0.55968 0.18935 1.00000
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