Nanoscale π-conjugated ladders

Links
- https://www.chemie.uni-bonn.de/oc/de/news/nanoscale-p-conjugated-ladders/image_thumb.jpg/image_view_fullscreen
- https://www.chemie.uni-bonn.de/oc/de/news/nanoscale-p-conjugated-ladders/image_thumb.jpg/@@download/image/image_thumb.jpg