2D-layers

Links
- https://www.chemie.uni-bonn.de/ciptc/de/nachrichten-pc/sigrid-peyerimhoff-research-award-for-anna-kny/toc_web.png/image_view_fullscreen
- https://www.chemie.uni-bonn.de/ciptc/de/nachrichten-pc/sigrid-peyerimhoff-research-award-for-anna-kny/toc_web.png/@@download/image/toc_web.png