Diblock copolymers can form very complex structures, including Frank-Caspers. 
** Is the energetics related to atomic crystals and quasicrystals, or completely different?**

A perspective in CM journal club can be found here: commentary by Gregory M. Grason, Polymer Science and Engineering, UMass Amherst.
|[View Commentary](http://www.condmatjournalclub.org/)|