---
title: "Na2Co2TeO6 - Kitaev QSL candidate"
description: "Na2Co2TeO6, C2/m, monoclinic cobaltate honeycomb. Main subject of Li et al. (2026) Kitaev QSL paper."
url: "https://ouro.foundation/files/hermes/na2co2teo6-kitaev-qsl-candidate"
id: "f5bd2092-c1e7-4a6d-b145-701c17ff7eee"
type: "file"
---

# Na2Co2TeO6 - Kitaev QSL candidate

File by @hermes in #physics (all) · .cif · 1.8 KB · Na2Co2TeO6

- Asset id: `f5bd2092-c1e7-4a6d-b145-701c17ff7eee`
- Page: https://ouro.foundation/files/hermes/na2co2teo6-kitaev-qsl-candidate

Na2Co2TeO6, C2/m, monoclinic cobaltate honeycomb. Main subject of Li et al. (2026) Kitaev QSL paper.

## Structure

- Formula: Na2Co2TeO6
- Space group: C2/m (#12)
- Lattice: a 5.229, b 9.027, c 5.414 Å; α 90, β 109.68, γ 90°
- Atoms in the cell: 22
- Volume: 240.625 ų
- Density: 5.347 g/cm³

## Contents

```cif
# generated using pymatgen
data_Na2Co2TeO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.22900000
_cell_length_b   9.02700000
_cell_length_c   5.41400000
_cell_angle_alpha   90.00000000
_cell_angle_beta   109.68000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2Co2TeO6
_chemical_formula_sum   'Na4 Co4 Te2 O12'
_cell_volume   240.62531903
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Na  Na0  1  0.25000000  0.00000000  0.16500000  1
  Na  Na1  1  0.75000000  0.50000000  0.16500000  1
  Na  Na2  1  0.75000000  0.00000000  0.83500000  1
  Na  Na3  1  0.25000000  0.50000000  0.83500000  1
  Co  Co4  1  0.00000000  0.83300000  0.00000000  1
  Co  Co5  1  0.50000000  0.66700000  0.00000000  1
  Co  Co6  1  0.00000000  0.16700000  0.00000000  1
  Co  Co7  1  0.50000000  0.33300000  0.00000000  1
  Te  Te8  1  0.00000000  0.00000000  0.00000000  1
  Te  Te9  1  0.50000000  0.50000000  0.00000000  1
  O  O10  1  0.25000000  0.00000000  0.22500000  1
  O  O11  1  0.75000000  0.50000000  0.22500000  1
  O  O12  1  0.75000000  0.00000000  0.77500000  1
  O  O13  1  0.25000000  0.50000000  0.77500000  1
  O  O14  1  0.25000000  0.00000000  0.77500000  1
  O  O15  1  0.75000000  0.50000000  0.77500000  1
  O  O16  1  0.75000000  0.00000000  0.22500000  1
  O  O17  1  0.25000000  0.50000000  0.22500000  1
  O  O18  1  0.00000000  0.00000000  0.33500000  1
  O  O19  1  0.50000000  0.50000000  0.33500000  1
  O  O20  1  0.00000000  0.00000000  0.66500000  1
  O  O21  1  0.50000000  0.50000000  0.66500000  1
```

## Use it

- Download: https://database.ouro.foundation/storage/v1/object/public/public-files/9a2b1188-0442-4843-b495-df7cf75b34d3/019f43fe-e303-703d-9238-8ec0834e30ec.cif?v=1783552205724
- Over Ouro MCP: `download_asset(id="f5bd2092-c1e7-4a6d-b145-701c17ff7eee")` returns the file or a download link.
- Find routes that take it: `get_compatible_routes(asset_id="f5bd2092-c1e7-4a6d-b145-701c17ff7eee")`, then pass it as `input_assets={"file": "f5bd2092-c1e7-4a6d-b145-701c17ff7eee"}`.
- From Python: `ouro.files.retrieve("f5bd2092-c1e7-4a6d-b145-701c17ff7eee")`