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Na2CoO3

Alexandria ALEX

Alex-ID: agm005261871 · Space group: P2_1/c (#14)

Basic Information

Formula
Na2CoO3
Alex-ID
agm005261871
Elements
3
Sites
24
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
327.56
ų
Cell a
10.0557
Å
Cell b
5.0546
Å
Cell c
6.4655
Å
α angle
85.39
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na2CoO3
Na
8.00 · 33.3%
Co
4.00 · 16.7%
O
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0536
eV/atom
Formation energy
-1.4837
eV/atom
Corrected total energy
-134.1541
eV
Raw total energy
-118.2306
eV

Electronic Structure

Indirect band gap
0.1160
eV
Direct band gap
0.1160
eV
DOS at Fermi level
7.3307
Total magnetisation
15.9929
μB

Additional Information

Prototype ID

AB2C3_774_spg14

Decomposition

NaCoO2 Na4CoO4 Na3O4

Computed at

2023-05-09 23:53:24.701028

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: agm005261871).

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 agm005261871
data_agm005261871
_cell_length_a     10.05572
_cell_length_b     5.05463
_cell_length_c     6.46553
_cell_angle_alpha  85.38546
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       327.56431
_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
  Na1 Na 0.28253 0.73942 0.16239 1.00000
  Na2 Na 0.21747 0.73942 0.66239 1.00000
  Na3 Na 0.60467 0.72479 0.11721 1.00000
  Na4 Na 0.89533 0.72479 0.61721 1.00000
  Na5 Na 0.10467 0.27521 0.38279 1.00000
  Na6 Na 0.39533 0.27521 0.88279 1.00000
  Na7 Na 0.78253 0.26058 0.33761 1.00000
  Na8 Na 0.71747 0.26058 0.83761 1.00000
  Co1 Co 0.96970 0.83340 0.16133 1.00000
  Co2 Co 0.53030 0.83340 0.66133 1.00000
  Co3 Co 0.46970 0.16660 0.33867 1.00000
  Co4 Co 0.03030 0.16660 0.83867 1.00000
  O1 O 0.45579 0.78742 0.40603 1.00000
  O2 O 0.04421 0.78742 0.90603 1.00000
  O3 O 0.08754 0.76329 0.35899 1.00000
  O4 O 0.41246 0.76329 0.85899 1.00000
  O5 O 0.81725 0.73943 0.26498 1.00000
  O6 O 0.68275 0.73943 0.76498 1.00000
  O7 O 0.31725 0.26057 0.23502 1.00000
  O8 O 0.18275 0.26057 0.73502 1.00000
  O9 O 0.58754 0.23671 0.14101 1.00000
  O10 O 0.91246 0.23671 0.64101 1.00000
  O11 O 0.95579 0.21258 0.09397 1.00000
  O12 O 0.54421 0.21258 0.59397 1.00000
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