1. Kaunas University of Technology, Department of Polymer
Chemistry and Technology, Radvilenu pl. 19, LT-50254, Kaunas, Lithuania
2. Universidade de Brasília, Instituto de Física, Campus Universitário Darcy Ribeiro, 70910-900, Brasília, DF Brazil
3. Université de Cergy-Pontoise, Laboratoire de Physicochimie
des Polymères et des Interfaces, EA 2528, 5 mail Gay-Lussac, Cergy-Pontoise Cedex, 95031, France