---
title: "LaCeNiH (I4mm) 1"
description: "Crystalite predicted LaCeNiH (space group I4mm #107, tetragonal)"
url: "https://ouro.foundation/files/catastropiyush/lacenih-i4mm-1"
id: "ab65bb9c-8f86-47f2-ae2e-aed5f69917cd"
type: "file"
---

# LaCeNiH (I4mm) 1

File by @catastropiyush in #materials-science (all) · .cif · 873 B · LaCeNiH

- Asset id: `ab65bb9c-8f86-47f2-ae2e-aed5f69917cd`
- Page: https://ouro.foundation/files/catastropiyush/lacenih-i4mm-1

Crystalite predicted LaCeNiH (space group I4mm #107, tetragonal)

## Structure

- Formula: LaCeNiH
- Space group: I4mm (#107)
- Lattice: a 3.6987, b 3.6817, c 6.4068 Å; α 106.75, β 106.85, γ 90°
- Atoms in the cell: 4
- Volume: 79.624 ų
- Density: 7.064 g/cm³

## Contents

```cif
# generated using pymatgen
data_LaCeNiH
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.69870543
_cell_length_b   3.68168473
_cell_length_c   6.40681553
_cell_angle_alpha   106.74762726
_cell_angle_beta   106.85107422
_cell_angle_gamma   89.99842072
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LaCeNiH
_chemical_formula_sum   'La1 Ce1 Ni1 H1'
_cell_volume   79.62412012
_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
  H  H0  1  0.96980977  0.59443486  0.23187536  1
  Ni  Ni1  1  0.14485976  0.77427667  0.57559192  1
  La  La2  1  0.46839994  0.09452805  0.22932720  1
  Ce  Ce3  1  0.75957882  0.38895613  0.81463611  1
```

## Use it

- Download: https://database.ouro.foundation/storage/v1/object/public/public-files/16b46eb4-378f-41d6-93c6-306423bd78e8/37ed5095-292d-43a4-a2b6-d85368ebf81d.cif?v=1787068621302
- Over Ouro MCP: `download_asset(id="ab65bb9c-8f86-47f2-ae2e-aed5f69917cd")` returns the file or a download link.
- Find routes that take it: `get_compatible_routes(asset_id="ab65bb9c-8f86-47f2-ae2e-aed5f69917cd")`, then pass it as `input_assets={"file": "ab65bb9c-8f86-47f2-ae2e-aed5f69917cd"}`.
- From Python: `ouro.files.retrieve("ab65bb9c-8f86-47f2-ae2e-aed5f69917cd")`