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V2Hg2O7

Alexandria ALEX

Alex-ID: agm003249809 · Space group: Pnma (#62)

Basic Information

Formula
V2Hg2O7
Alex-ID
agm003249809
Elements
3
Sites
44
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
592.54
ų
Cell a
3.6921
Å
Cell b
7.2828
Å
Cell c
22.0366
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
V2Hg2O7
V
8.00 · 18.2%
Hg
8.00 · 18.2%
O
28.00 · 63.6%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.7103
eV/atom
Corrected total energy
-289.9213
eV
Raw total energy
-256.8011
eV

Electronic Structure

Indirect band gap
1.3580
eV
Direct band gap
1.3918
eV
DOS at Fermi level
-0.0007
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B2C7_81_spg62

Decomposition

V2Hg2O7

Computed at

2021-12-24 03:25:38.618821

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: agm003249809).

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 agm003249809
data_agm003249809
_cell_length_a     3.69206
_cell_length_b     7.28283
_cell_length_c     22.03665
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       592.53629
_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
  V1 V 0.75000 0.02382 0.88201 1.00000
  V2 V 0.75000 0.52382 0.61799 1.00000
  V3 V 0.25000 0.97618 0.11799 1.00000
  V4 V 0.25000 0.47618 0.38201 1.00000
  V5 V 0.25000 0.20221 0.97987 1.00000
  V6 V 0.25000 0.70221 0.52013 1.00000
  V7 V 0.75000 0.79779 0.02013 1.00000
  V8 V 0.75000 0.29779 0.47987 1.00000
  Hg1 Hg 0.25000 0.27575 0.75251 1.00000
  Hg2 Hg 0.25000 0.77575 0.74749 1.00000
  Hg3 Hg 0.75000 0.72425 0.24749 1.00000
  Hg4 Hg 0.75000 0.22425 0.25251 1.00000
  Hg5 Hg 0.25000 0.46610 0.12803 1.00000
  Hg6 Hg 0.25000 0.96610 0.37197 1.00000
  Hg7 Hg 0.75000 0.53390 0.87197 1.00000
  Hg8 Hg 0.75000 0.03390 0.62803 1.00000
  O1 O 0.25000 0.53071 0.79973 1.00000
  O2 O 0.25000 0.03071 0.70027 1.00000
  O3 O 0.75000 0.46929 0.20027 1.00000
  O4 O 0.75000 0.96929 0.29973 1.00000
  O5 O 0.75000 0.86076 0.82679 1.00000
  O6 O 0.75000 0.36076 0.67321 1.00000
  O7 O 0.25000 0.13924 0.17321 1.00000
  O8 O 0.25000 0.63924 0.32679 1.00000
  O9 O 0.75000 0.22448 0.84046 1.00000
  O10 O 0.75000 0.72448 0.65954 1.00000
  O11 O 0.25000 0.77552 0.15954 1.00000
  O12 O 0.25000 0.27552 0.34046 1.00000
  O13 O 0.75000 0.12683 0.97118 1.00000
  O14 O 0.75000 0.62683 0.52882 1.00000
  O15 O 0.25000 0.87317 0.02882 1.00000
  O16 O 0.25000 0.37317 0.47118 1.00000
  O17 O 0.25000 0.03152 0.90548 1.00000
  O18 O 0.25000 0.53152 0.59452 1.00000
  O19 O 0.75000 0.96848 0.09452 1.00000
  O20 O 0.75000 0.46848 0.40548 1.00000
  O21 O 0.25000 0.40629 0.94609 1.00000
  O22 O 0.25000 0.90629 0.55391 1.00000
  O23 O 0.75000 0.59371 0.05391 1.00000
  O24 O 0.75000 0.09371 0.44609 1.00000
  O25 O 0.25000 0.23805 0.05777 1.00000
  O26 O 0.25000 0.73805 0.44223 1.00000
  O27 O 0.75000 0.76195 0.94223 1.00000
  O28 O 0.75000 0.26195 0.55777 1.00000
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