1. Institute of Materials for Electronics and Energy Technology (i-MEET) Friedrich-Alexander-Universität Erlangen-Nürnberg Martensstrasse 7 91058 Erlangen Germany
2. Erlangen Graduate School in Advanced Optical Technologies (SAOT) Paul-Gordan-Straße 6 91052 Erlangen Germany
3. Helmholtz Institute Erlangen-Nürnberg for Renewable Energy (IEK-11) Immerwahrstrasse 2 91058 Erlangen Germany
4. National Engineering Research Center for Advanced Polymer Processing Technology Zhengzhou University 450002 Zhengzhou P. R. China