1. F. Käfer, Prof. S. AgarwalMacromolecular Chemistry IIBavarian Polymer Institute and Bayreuth Center for Colloids and InterfacesUniversity of BayreuthUniversitätsstrasse 30 Bayreuth 95440 Germany
2. NanoEngineering Group, Faculty of Mechanical EngineeringTechnion—Israel Institute of Technology Haifa 32000 Israel