+++
title = "Multi-layer lattice"
weight = 40
+++

### Lattice with several layers

A sample with several lattice layers can be modelled
as a 2d lattice with a 3d particle basis.

In this example, the sample consists of two hexagonal close packed layers of spheres.

{{< galleryscg >}}
{{< figscg src="/img/draw/TwoLayerLattice_setup.jpg" width="350px" caption="Real-space model">}}
{{< figscg src="/img/auto/scatter2d/TwoLayerLattice.png" width="500px" caption="Scattering intensity">}}
{{< /galleryscg >}}

{{< show-ex file="scatter2d/TwoLayerLattice.py" >}}
