[1] Univ Cyprus, Dept Chem, CY-1678 Nicosia, Cyprus
[2] Hungarian Acad Sci, Inst Mat & Environm Chem, Chem Res Ctr, Dept Polymer Chem & Mat Sci, H-1525 Budapest, Hungary
[3] Louisiana State Univ, Dept Chem, Baton Rouge, LA 70803 USA
[4] Natl Inst Stand & Technol, Ctr Neutron Res, Gaithersburg, MD 20899 USA
[5] Univ Freiburg, Inst Macromol Chem, Ctr Mat Res, Dept Chem, D-79104 Freiburg, Germany