---
title: "YB2C (P4_2/mbc)"
description: "Crystal structure CIF fetched from Materials Project for mp-9880"
url: "https://ouro.foundation/files/ghost/yb2c-p4-2-mbc"
id: "1789bec0-44f8-4cc1-bddf-c527d7dbe75c"
type: "file"
---

# YB2C (P4_2/mbc)

File by @will in #tetragonal-prototype-screening (ghost) · .cif · 2.1 KB · YB2C

- Asset id: `1789bec0-44f8-4cc1-bddf-c527d7dbe75c`
- Page: https://ouro.foundation/files/ghost/yb2c-p4-2-mbc

Crystal structure CIF fetched from Materials Project for mp-9880

## Structure

- Formula: YB2C
- Space group: P4_2/mbc (#135)
- Lattice: a 6.7917, b 6.7917, c 7.4788 Å; α 90, β 90, γ 90°
- Atoms in the cell: 32
- Volume: 344.978 ų
- Density: 4.719 g/cm³

## Contents

```cif
# generated using pymatgen
data_YB2C
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.791712
_cell_length_b   6.791712
_cell_length_c   7.478821
_cell_angle_alpha   90.000000
_cell_angle_beta   90.000000
_cell_angle_gamma   90.000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YB2C
_chemical_formula_sum   'Y8 B16 C8'
_cell_volume   344.978252
_cell_formula_units_Z   8
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
  Y  Y0  1  0.309221  0.809221  0.750000  1.0
  Y  Y1  1  0.190779  0.309221  0.250000  1.0
  Y  Y2  1  0.809221  0.690779  0.250000  1.0
  Y  Y3  1  0.690779  0.190779  0.750000  1.0
  Y  Y4  1  0.690779  0.190779  0.250000  1.0
  Y  Y5  1  0.809221  0.690779  0.750000  1.0
  Y  Y6  1  0.190779  0.309221  0.750000  1.0
  Y  Y7  1  0.309221  0.809221  0.250000  1.0
  B  B8  1  0.151366  0.034313  0.000000  1.0
  B  B9  1  0.534313  0.651366  0.500000  1.0
  B  B10  1  0.848634  0.965687  -0.000000  1.0
  B  B11  1  0.348634  0.534313  0.000000  1.0
  B  B12  1  0.651366  0.465687  -0.000000  1.0
  B  B13  1  0.034313  0.848634  0.500000  1.0
  B  B14  1  0.965687  0.151366  0.500000  1.0
  B  B15  1  0.465687  0.348634  0.500000  1.0
  B  B16  1  0.097451  0.594789  0.000000  1.0
  B  B17  1  0.405211  0.097451  0.500000  1.0
  B  B18  1  0.594789  0.902549  0.500000  1.0
  B  B19  1  0.597451  0.905211  -0.000000  1.0
  B  B20  1  0.402549  0.094789  0.000000  1.0
  B  B21  1  0.902549  0.405211  -0.000000  1.0
  B  B22  1  0.094789  0.597451  0.500000  1.0
  B  B23  1  0.905211  0.402549  0.500000  1.0
  C  C24  1  0.177370  0.040755  0.500000  1.0
  C  C25  1  0.677370  0.459245  0.500000  1.0
  C  C26  1  0.322630  0.540755  0.500000  1.0
  C  C27  1  0.959245  0.177370  0.000000  1.0
  C  C28  1  0.040755  0.822630  -0.000000  1.0
  C  C29  1  0.540755  0.677370  0.000000  1.0
  C  C30  1  0.822630  0.959245  0.500000  1.0
  C  C31  1  0.459245  0.322630  -0.000000  1.0
```

## Use it

- Download: https://database.ouro.foundation/storage/v1/object/public/public-files/56c30e2b-9868-4313-8927-75459083649d/69f15189-c5a6-46cb-ba1b-ff5bf7c3d917.cif?v=1793462475175
- Over Ouro MCP: `download_asset(id="1789bec0-44f8-4cc1-bddf-c527d7dbe75c")` returns the file or a download link.
- Find routes that take it: `get_compatible_routes(asset_id="1789bec0-44f8-4cc1-bddf-c527d7dbe75c")`, then pass it as `input_assets={"file": "1789bec0-44f8-4cc1-bddf-c527d7dbe75c"}`.
- From Python: `ouro.files.retrieve("1789bec0-44f8-4cc1-bddf-c527d7dbe75c")`