1. Leibniz-Institut für Polymerforschung Dresden e.V., Hohe Strasse 6, 01069 Dresden, Germany
2. Institute of Solid State Physics, Friedrich Schiller University Jena, Helmholtzweg 5, 07743 Jena, Germany
3. Heliatek GmbH, Treidlerstrasse 3, 01139 Dresden, Germany
4. Institute of Ion Beam Physics and Materials Research, Helmholtz-Zentrum Dresden-Rossendorf, 01328 Dresden, Germany
5. Physics Department and Hamdi Mango Center for Scientific Research, University of Jordan, Amman 11942, Jordan