1. Department of Chemistry and Chemical Engineering, Chalmers University of Technology, 41296, Göteborg, Sweden
2. Laboratory of Organic Electronics, Linköping University, 60174, Norrköping, Sweden
3. POLYMAT, University of the Basque Country UPV/EHU, 20018, San Sebastián, Spain
4. Wallenberg Wood Science Center, Linköping University, 60174, Norrköping, Sweden
5. Wallenberg Wood Science Center, Chalmers University of Technology, 41296, Göteborg, Sweden