1. School of Materials Science and Engineering, Renewable Bioproducts Institute; Georgia Institute of Technology; Atlanta GA 30332 USA
2. Department of Fiber and Polymer Technology, Wallenberg Wood Science Center; School of Chemistry, Biotechnology and Health; KTH Royal Institute of Technology; Teknikringen 56-58 Stockholm Sweden
3. School of Chemistry and Biochemistry; Georgia Tech Polymer Network; Center for Organic Photonics and Electronics; Atlanta GA 30332 USA