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K2RbVO4

Alexandria ALEX

Alex-ID: agm087881663 · Space group: Cmce (#64)

Basic Information

Formula
K2RbVO4
Alex-ID
agm087881663
Elements
4
Sites
32
Space group
Cmce (#64)
Crystal system
orthorhombic
Volume
636.54
ų
Cell a
6.3545
Å
Cell b
15.8354
Å
Cell c
8.5416
Å
α angle
90.00
°
β angle
132.22
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2RbVO4
K
8.00 · 25.0%
Rb
4.00 · 12.5%
V
4.00 · 12.5%
O
16.00 · 50.0%

Energy & Stability

Energy above hull
0.0034
eV/atom
Formation energy
-2.2874
eV/atom
Corrected total energy
-201.6898
eV
Raw total energy
-183.7251
eV

Electronic Structure

Indirect band gap
3.7552
eV
Direct band gap
3.7552
eV
DOS at Fermi level
0.0000
Total magnetisation
0.3380
μB

Additional Information

Prototype ID

ABC2D4_1924_spg64

Decomposition

Rb3VO4 K3VO4

Computed at

2025-03-24 09:10:17

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: agm087881663).

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 agm087881663
data_agm087881663
_cell_length_a     6.35450
_cell_length_b     15.83541
_cell_length_c     8.54157
_cell_angle_alpha  90.00000
_cell_angle_beta   132.21840
_cell_angle_gamma  90.00000
_cell_volume       636.53958
_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 0.61341 0.34493 0.80617 1.00000
  K2 K 0.38659 0.65507 0.19383 1.00000
  K3 K 0.38659 0.84493 0.69383 1.00000
  K4 K 0.61341 0.15507 0.30617 1.00000
  K5 K 0.87955 0.74978 0.19114 1.00000
  K6 K 0.12045 0.25022 0.80886 1.00000
  K7 K 0.12045 0.24978 0.30886 1.00000
  K8 K 0.87955 0.75022 0.69114 1.00000
  Rb1 Rb 0.00107 0.00008 0.74640 1.00000
  Rb2 Rb 0.99893 0.99992 0.25360 1.00000
  Rb3 Rb 0.99893 0.50008 0.75360 1.00000
  Rb4 Rb 0.00107 0.49992 0.24640 1.00000
  V1 V 0.51826 0.38618 0.25872 1.00000
  V2 V 0.48174 0.61382 0.74128 1.00000
  V3 V 0.48174 0.88618 0.24128 1.00000
  V4 V 0.51826 0.11382 0.75872 1.00000
  O1 O 0.67464 0.15636 0.66875 1.00000
  O2 O 0.32536 0.84364 0.33125 1.00000
  O3 O 0.32536 0.65636 0.83125 1.00000
  O4 O 0.67464 0.34364 0.16875 1.00000
  O5 O 0.44010 0.50430 0.72044 1.00000
  O6 O 0.55990 0.49570 0.27956 1.00000
  O7 O 0.55990 0.00430 0.77956 1.00000
  O8 O 0.44010 0.99570 0.22044 1.00000
  O9 O 0.84382 0.85876 0.42339 1.00000
  O10 O 0.15618 0.14124 0.57661 1.00000
  O11 O 0.15618 0.35876 0.07661 1.00000
  O12 O 0.84382 0.64124 0.92339 1.00000
  O13 O 0.32974 0.84376 0.99581 1.00000
  O14 O 0.67026 0.15624 0.00419 1.00000
  O15 O 0.67026 0.34376 0.50419 1.00000
  O16 O 0.32974 0.65624 0.49581 1.00000
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