1. nanotech@surfaces
Laboratory, Empa - Swiss Federal Laboratories for Materials Science and Technology, Ueberlandstrasse 129, 8600 Duebendorf, Switzerland
2. Department
of Physics, University of Basel, Klingelbergstrasse 82, 4056 Basel, Switzerland
3. PRESTO, Japan Science and Technology Agency, 4-1-8 Honcho, Kawaguchi, Japan
4. Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
5. Department of Chemistry and Food Chemistry, Technische Universität Dresden, 01062 Dresden, Germany
6. Department of Chemistry and Biochemistry, University of Bern, Freiestasse 3, 3012 Bern, Switzerland