1. Organic Materials and Devices (OMD); Dept. of Materials Science; Friedrich-Alexander Universität Erlangen-Nürnberg; Martensstrasse 7 91058 Erlangen Germany
2. Dept. of Chemistry and Pharmacy & Interdisciplinary Center for Molecular Materials (ICMM); Friedrich-Alexander Universität Erlangen-Nürnberg; Henkestrasse 42 91054 Erlangen Germany