Laboratory of Broadband Dielectric Spectroscopy

Students:

• Anastasia A. Davydova, group 517
• Andrey V. Dvorkin, group 545
• Nikolay V. Krasnov, group 545

Main Directions of Scientific Research:

• Systems with different structures. Investigations of polarization mechanisms, conductivity and relaxation processes in 2D polymer systems (Langmuir-Blodgett films), 3D polymer networks, semicrystalline polymers, crystals.
• Materials with hydrogen bonds. Determination of the character of influence of hydrogen bond structure (including bound water) on electric properties of ferroelectric materials.
• Ionic liquids (ILs) and IL-based polymers. Study of new functional materials with high ionic conductivity. (Collaboration with INEOS RAS.)
• Water in polymers. Investigations of polymer-water interactions for modeling of properties of biopolymers.

Recent publications:

1. Kochervinskii V.V., Malyshkina I.A., Bessonova N.P., Suljanov S.N., Dembo K.A. «Effect of Recrystallization on the Molecular Mobility of a Copolymer of Vinylidene Fluoride and Hexafluoropropylene» // Journal of Applied Polymer Science, 2011. V.120. No1. P.13-20, http://dx.doi.org/10.1002/app.32993
2. N. D. Gavrilova, I. A. Malyshkina, E. E. Makhaeva «Low-frequency dielectric properties and conductivity of a polyvinylcaprolactam-water system» // Moscow University Physics Bulletin Volume 66, Number 1 (2011), 45-49, http://dx.doi.org/10.3103/S0027134911010097
3. Vygodskii Ya.S., Sapozhnikov D.A., Shaplov A.S., Lozinskaya E.I., Ignat'ev N.V., Schulte M., Vlasov P.S., Malyshkina I.A. «New ionic liquids with hydrolytically stable anions as alternative to hexafluorophosphate and tetrafluoroborate salts in free radical polymerization and in the preparation of ion conducting composites» // Polymer Journal, 2011. V.43. P.126-132, http://dx.doi.org/10.1038/pj.2010.115
4. Alexander S. Shaplov, Elena I. Lozinskaya, Ricardo Losada, Christine Wandrey, Alexander T. Zdvizhkov, Alexander A. Korlyukov, Konstantin A. Lyssenko, Inna A. Malyshkina, Yakov S. Vygodskii «Polymerization of the new double-charged monomer bis-1,3(N,N,N-trimethylammonium dicyanamide)-2-propylmethacrylate and ionic conductivity of the novel polyelectrolytes» // Polym. Adv. Tecnol. 2011. V.22. No4. P.448-457, http://dx.doi.org/10.1002/pat.1569
5. Shaplov A.S., Lozinskaya E.I., Ponkratov D.O., Malyshkina I.A., Vidal F., Aubert P.-H., Okatova O.V., Pavlov G.M., Wandrey C., Vygodskii Ya.S. «Bis(trifluoromethylsulfonyl)imide based polymeric ionic liquids: synthesis, purification and peculiarities of structure-properties relationships» // Electrochimica Acta, 2011. V.57. P.74-90, http://dx.doi.org/10.1016/j.electacta.2011.06.041
6. A.S. Shaplov, P.S. Vlasov, M. Armand, E.I. Lozinskaya, D.O. Ponkratov, I.A. Malyshkina, F. Vidal, O.V. Okatova, G.M. Pavlov, C. Wandrey, I.A. Godovikov, Ya.S. Vygodskii «Design and synthesis of new anionic "polymeric ionic liquids" with high charge delocalization» // Polymer Chemsitry, 2011. V.2. N11. P. 2609-2618, http://dx.doi.org/10.1039/C1PY00282A
7. A.S. Shaplov, P.S. Vlasov, E.I. Lozinskaya, D.O. Ponkratov, I.A. Malyshkina, F. Vidal, O.V. Okatova, G.M. Pavlov, C. Wandrey, A. Bhide, M. Schonhoff, Ya.S. Vygodskii «Polymeric ionic liquids: comparison of polycations and polyanions» // Macromolecules, 2011. V.44. N24. P. 9792-9803, http://dx.doi.org/10.1021/ma2014518
8. N.D. Gavrilova, V.K. Novik «On the role of a weak hydrogen bond OH...O in the formation of the anomalous dielectric response of crystals and polymers near 40°C» // Moscow University Physics Bulletin Volume 66, Number 3 (2011), 260-266, http://dx.doi.org/10.3103/S0027134911030076
9. A.M. Lotonov, A.V. Vorobyev, N.D. Gavrilova, K. A. Verkhovskaya, S. G. Yudin «Dielectric dispersion of ultrathin polymer Langmuir-Blodgett films» // Moscow University Physics Bulletin Volume 66, Number 6 (2011), 557-559, http://dx.doi.org/10.3103/S0027134911060105
10. Н.Д. Гаврилова, А.М. Лотонов, А.А. Давыдова «Низкочастотные диэлектрические свойства кристаллогидрата формиата иттрия при нагревании после резкого охлаждения до -60°С» // Вестник МГУ. Сер. 3. Физика. Астрономия, 2012, N1, P.87-90