1. Laboratory
for High Performance Ceramics, Empa, The Swiss Federal Laboratories for Materials Science and Technology, Überlandstrasse 129, Dübendorf CH-8600, Switzerland
2. H. B. Fuller Deutschland GmbH, An der Roten Bleiche 2-3, Lüneburg D-21335, Germany
3. Freiburg
Materials Research Center (FMF) and Institute for Macromolecular Chemistry, Albert-Ludwigs-University Freiburg, Stefan-Meier-Straße 31, Freiburg D-79104, Germany