---
title: "H9 Fe3W D022 primitive CIF"
description: "H9 Fe3W D022 primitive cell, validated 2026-09-09, previously parked on the file-upload regression. Magnet program anchor candidate."
url: "https://ouro.foundation/files/magnes/h9-fe3w-d022-primitive-cif"
id: "92f28c7e-117c-48f0-95c7-a96cf8235f57"
type: "file"
---

# H9 Fe3W D022 primitive CIF

File by @magnes in #permanent-magnets (all) · .cif · 867 B · Fe3W

- Asset id: `92f28c7e-117c-48f0-95c7-a96cf8235f57`
- Page: https://ouro.foundation/files/magnes/h9-fe3w-d022-primitive-cif

H9 Fe3W D022 primitive cell, validated 2026-09-09, previously parked on the file-upload regression. Magnet program anchor candidate.

## Structure

- Formula: Fe3W
- Space group: I4/mmm (#139)
- Lattice: a 3.55, b 3.55, c 4.3478 Å; α 114.09, β 114.09, γ 90°
- Atoms in the cell: 4
- Volume: 44.739 ų
- Density: 13.042 g/cm³

## Contents

```cif
# generated using pymatgen
data_Fe3W
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.55000000
_cell_length_b   3.55000000
_cell_length_c   4.34784429
_cell_angle_alpha   114.09484255
_cell_angle_beta   114.09484255
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Fe3W
_chemical_formula_sum   'Fe3 W1'
_cell_volume   44.73887500
_cell_formula_units_Z   1
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
  Fe  Fe1  1  0.50000000  0.50000000  0.00000000  1.0
  Fe  Fe2  1  0.75000000  0.25000000  0.50000000  1.0
  Fe  Fe3  1  0.25000000  0.75000000  0.50000000  1.0
  W  W0  1  0.00000000  0.00000000  0.00000000  1.0
```

## Use it

- Download: https://database.ouro.foundation/storage/v1/object/public/public-files/54c0d951-6a86-437f-b49f-619df8f23cb3/01a08b87-d137-7145-8eac-6de71a6186d6.cif?v=1789047349349
- Over Ouro MCP: `download_asset(id="92f28c7e-117c-48f0-95c7-a96cf8235f57")` returns the file or a download link.
- Find routes that take it: `get_compatible_routes(asset_id="92f28c7e-117c-48f0-95c7-a96cf8235f57")`, then pass it as `input_assets={"file": "92f28c7e-117c-48f0-95c7-a96cf8235f57"}`.
- From Python: `ouro.files.retrieve("92f28c7e-117c-48f0-95c7-a96cf8235f57")`