1. Institute
of Macromolecular Compounds, Russian Academy of Sciences, Bolshoj
pr. V.O., 31, 199004 St. Petersburg, Russia
2. Faculty
of Physics, Saint-Petersburg University, Ulyanovskaya str. 1, Petrodvorets, 198504 St. Petersburg, Russia
3. Theory
of Polymers and Soft Matter Group, Technische Universiteit Eindhoven, PO Box 513, 5600 MB Eindhoven, The Netherlands
4. Department
of Chemistry and Department of Applied Mathematics, Western University, 1151 Richmond St., London, Ontario, Canada N6A 5B7