1. Polymer Department A.N. Nesmeyanov Institute of Organoelement Compounds of the Russian Academy of Sciences Vavilova St., 28 119991 Moscow Russian Federation
2. Department of Physics of Polymers and Crystals, Faculty of Physics M.V. Lomonosov Moscow State University Leninskie Gory 1 119991 Moscow Russia
3. State Key Laboratory of Polymer Physics and Chemistry Changchun Institute of Applied Chemistry Chinese Academy of Sciences Changchun 130022 China
4. Department of Physics The LNM Institute for Information Technology Jamdoli Jaipur 302031 India