Affiliation: | 1. University of Potsdam, Institute of Physics , P.O. Box 60 15 53, 0-14415, Potsdam, Germany;2. Institute for Thin Film Technology and Microsensorics (IDM e.V.) , Telegrafenberg A43, 0-14473, Potsdam, Germany;3. Institute for Thin Film Technology and Microsensorics (IDM e.V.) , Telegrafenberg A43, 0-14473, Potsdam, Germany;4. Department of Chemistry;5. Department of Physics , Colorado State University , Fort Collins, CO, 80523, USA |