1. Laboratorium für Organische Chemie, ETH Zürich, Hönggerberg, HCI, 8093 Zürich (Switzerland), Fax: (+41) 44‐632‐1109
2. Institute of Physics, University of Basel, Klingelbergstrasse 82, 4056 Basel (Switzerland), Fax: (+41) 61‐267‐3784
3. Laboratory for Micro‐ and Nanotechnology, Paul Scherrer Institute, 5232 Villingen PSI (Switzerland), Fax: (+41) 56‐310‐2646
4. Laboratoire d'Electrochimie et de Chimie Physique du Corps Solide, Institute de Chimie‐UMR 7177, C.N.R.S. Université de Strasbourg, 4, rue Blaise Pascal, 67000 Strasbourg (France)
5. Department of Materials (D‐MATL), ETH Zürich, Hönggerberg, HCI E463.2, 8093 Zürich (Switzerland)
6. Zernike Institute for Advanced Materials, University of Groningen, Nijenborgh 4, 9747 AG Groningen (The Netherlands)