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Rb3CoO2

Alexandria ALEX

Alex-ID: agm005672976 · Space group: P2_1/c (#14)

Basic Information

Formula
Rb3CoO2
Alex-ID
agm005672976
Elements
3
Sites
24
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
603.99
ų
Cell a
6.8016
Å
Cell b
9.8600
Å
Cell c
9.5489
Å
α angle
90.00
°
β angle
109.41
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Rb3CoO2
Rb
12.00 · 50.0%
Co
4.00 · 16.7%
O
8.00 · 33.3%

Energy & Stability

Energy above hull
0.0038
eV/atom
Formation energy
-1.2247
eV/atom
Corrected total energy
-109.1640
eV
Raw total energy
-96.0497
eV

Electronic Structure

Indirect band gap
1.3302
eV
Direct band gap
1.3302
eV
DOS at Fermi level
-0.0058
Total magnetisation
8.0000
μB

Additional Information

Prototype ID

AB2C3_87_spg14

Decomposition

Rb3CoO2

Computed at

2023-08-24 01:59:09.045597

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: agm005672976).

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 agm005672976
data_agm005672976
_cell_length_a     6.80159
_cell_length_b     9.86002
_cell_length_c     9.54887
_cell_angle_alpha  89.99999
_cell_angle_beta   109.40864
_cell_angle_gamma  90.00002
_cell_volume       603.99271
_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
  Rb1 Rb 0.25786 0.96332 0.00382 1.00000
  Rb2 Rb 0.24214 0.46332 0.49618 1.00000
  Rb3 Rb 0.74214 0.03668 0.99618 1.00000
  Rb4 Rb 0.75786 0.53668 0.50382 1.00000
  Rb5 Rb 0.36393 0.53078 0.12540 1.00000
  Rb6 Rb 0.13607 0.03078 0.37460 1.00000
  Rb7 Rb 0.63607 0.46922 0.87460 1.00000
  Rb8 Rb 0.86393 0.96922 0.62540 1.00000
  Rb9 Rb 0.92991 0.70748 0.18700 1.00000
  Rb10 Rb 0.57009 0.20748 0.31300 1.00000
  Rb11 Rb 0.07009 0.29252 0.81300 1.00000
  Rb12 Rb 0.42991 0.79252 0.68700 1.00000
  Co1 Co 0.53456 0.82181 0.32614 1.00000
  Co2 Co 0.96544 0.32181 0.17386 1.00000
  Co3 Co 0.46544 0.17819 0.67386 1.00000
  Co4 Co 0.03456 0.67819 0.82614 1.00000
  O1 O 0.70079 0.93690 0.27472 1.00000
  O2 O 0.79921 0.43690 0.22528 1.00000
  O3 O 0.29921 0.06310 0.72528 1.00000
  O4 O 0.20079 0.56310 0.77472 1.00000
  O5 O 0.37750 0.70114 0.37955 1.00000
  O6 O 0.12250 0.20114 0.12045 1.00000
  O7 O 0.62250 0.29886 0.62045 1.00000
  O8 O 0.87750 0.79886 0.87955 1.00000
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