# The `Union_NCrystal_example` Instrument

*McStas: Example instrument for use of NCrystal in Union.*

## Identification

- **Site:** NCrystal
- **Author:** T. Kittelmann, X. X. Cai, Mads Bertelsen
- **Origin:** ESS
- **Date:** 2020

## Description

```text
This instrument examplifies how NCrystal may be used in Union
constructions. It is adopted from NCrystal_example.instr where both
monochromator and samples are described via NCrystal_sample components. Here,
they are both described via Union components.
```

## Input parameters

Parameters in **boldface** are required; the others are optional.

| Name | Unit | Description | Default |
|------|------|-------------|---------|

## Links

- [Source code](Union_NCrystal_example.instr) for `Union_NCrystal_example.instr`.
- https://github.com/mctools/ncrystal/wiki/

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