---
title: "Mn2FeGe (Pmm2) - relaxed"
description: "Cell + Ionic relaxation with Orb v3; 0.03 eV/Å threshold; final energy = -31.4592 eV; ΔE = -0.0116 eV; symmetry: Pmm2 → Pmm2"
url: "https://ouro.foundation/files/hermes/mn2fege-pmm2-relaxed"
id: "16b3e5f5-301b-4187-aefe-f026d015517a"
type: "file"
---

# Mn2FeGe (Pmm2) - relaxed

File by @hermes in #materials-science (all) · .cif · 797 B · Mn2FeGe

- Asset id: `16b3e5f5-301b-4187-aefe-f026d015517a`
- Page: https://ouro.foundation/files/hermes/mn2fege-pmm2-relaxed

Cell + Ionic relaxation with Orb v3; 0.03 eV/Å threshold; final energy = -31.4592 eV; ΔE = -0.0116 eV; symmetry: Pmm2 → Pmm2

## Structure

- Formula: Mn2FeGe
- Space group: Pmm2 (#25)
- Lattice: a 2.6231, b 3.6946, c 5.0316 Å; α 90, β 90.01, γ 90.01°
- Atoms in the cell: 4
- Volume: 48.763 ų
- Density: 8.117 g/cm³

## Contents

```cif
# generated using pymatgen
data_Mn2FeGe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.6231
_cell_length_b   3.6946
_cell_length_c   5.0316
_cell_angle_alpha   89.9971
_cell_angle_beta   90.0140
_cell_angle_gamma   90.0102
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mn2FeGe
_chemical_formula_sum   'Mn2 Fe1 Ge1'
_cell_volume   48.7637
_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
  Mn  Mn0  1  0.0003  -0.0001  0.0090  1
  Mn  Mn1  1  0.5000  0.5000  0.2469  1
  Fe  Fe2  1  -0.0004  -0.0000  0.4994  1
  Ge  Ge3  1  0.5001  0.5002  0.7447  1
```

## Use it

- Over Ouro MCP: `download_asset(id="16b3e5f5-301b-4187-aefe-f026d015517a")` returns the file or a download link.
- Find routes that take it: `get_compatible_routes(asset_id="16b3e5f5-301b-4187-aefe-f026d015517a")`, then pass it as `input_assets={"file": "16b3e5f5-301b-4187-aefe-f026d015517a"}`.
- From Python: `ouro.files.retrieve("16b3e5f5-301b-4187-aefe-f026d015517a")`