Affiliation: | 1. Philips Research Laboratories, High Tech Campus 4 (WAG 11), 5656 AE Eindhoven, The Netherlands;2. Molecular Electronics, Material Science Centreplus, University of Groningen, Nijenborgh 4, 9747 AG Groningen, The Netherlands;3. Dutch Polymer Institute, Nijenborgh 4, 9747 AG Groningen, The Netherlands;4. Department of Physics, Blackett Laboratory, Imperial College London, London SW7 2BW, UK |