1. Physical Chemistry IIUniversity of Bayreuth Universitätsstr. 30 95440 Bayreuth Germany
2. Bavarian Polymer InstituteUniversity of Bayreuth Universitätsstr. 30 95440 Bayreuth Germany
3. Department of Physical Chemistry IHeinrich‐Heine‐University Universitätsstr. 1 40204 Düsseldorf Germany