1. Macromolecular
Chemistry Group (buwmakro) and Institute for Polymer Technology, Bergische Universität Wuppertal, Gauss-Strasse 20, D-42119 Wuppertal, Germany
2. College
of Chemistry/Institute of Polymers, Nanchang University, 999 Xuefu
Avenue, Nanchang 330031, China
3. Electronic
Properties of Materials, Faculty of Physics, University of Vienna, Strudlhofgasse 4, A-1090 Vienna, Austria