Search Results - "TORGOVA, S. I."

Influence of the Surface Energy of Polymer Alignment Layers on the Optical Quality of Smectic C Liquid Crystal Cells by Tkachenko, T. P., Zhukov, A. A., Torgova, S. I., Pozhidaev, E. P.

“…The problem of formation a reproducible spatially-uniform alignment of smectic С* ferroelectric liquid crystals (FLCs) in liquid-crystal (LC) cells has not…”
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Polymer dispersed liquid crystals with electrically controlled light scattering in the visible and near-infrared ranges by Pozhidaev, E. P., Kaznacheev, A. V., Torgova, S. I., Kesaev, V. V., Barbashov, V. A.

“…We developed polymer-dispersed liquid crystals (PDLCs) that effectively scatter light both in the visible and near-infrared ranges simultaneously. Such PDLCs…”
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Flexoelectric polarization studies in bent-core nematic liquid crystals by Sreenilayam, S P, Panarin, Yu P, Vij, J K, Torgova, S I, Lehmann, A, Tschierske, C

“…The flexoelectric polarization (Pf) of four bent-core nematic liquid crystals (LCs) has been measured using the pyroelectric effect. Hybrid aligned nematic…”
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Anomalous optical properties of photoactive cholesteric liquid crystal doped with single-walled carbon nanotubes by Samoilov, A. N., Minenko, S. S., Lisetski, L. N., Soskin, M. S., Torgova, S. I., Lebovka, N. I.

“…Optical transmission and selective reflection data are reported for suspensions of single-walled carbon nanotubes (CNTs) in photoactive nematic material…”
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Banana-shaped 1,2,4-oxadiazoles by Torgova, S. I., Geivandova, T. A., Francescangeli, O., Strigazzi, A.

“…3,5-Disubstituted 1,2,4-oxadiazoles are a new type of liquid crystalline (LC) compounds with asymmetrical five-membered heterocycle as a central unit. They…”
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Mixtures of Thermotropic Mesogens as Components of Model DPPC Membranes: Effects of Intermolecular Interactions on Phase Transitions by Lisetski, L. N., Krasnikova, A. O., Torgova, S. I.

“…Thermotropic mesogens of different chemical nature - 4-pentyl-4′-cyanobiphenyl (5CB), azoxy nematic ZhK-440, and cholesteryl oleyl carbonate (COC) were…”
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Effect of Inhomogeneous Electric Field in a Cell with Side Electrodes: Nematic Liquid Crystal 5CB by Dencheva-Zarkova, M., Hadjichristov, G. B., Marinov, Y. G., Maslyanitsyn, I. A., Petrov, A. G., Popova, L., Shigorin, V. D., Torgova, S. I.

“…— The influence of the geometry of a cell with side electrodes and the parameters of applied pulsed-periodic voltage on the director orientation in nematic…”
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Simulation of the Static Electric Field Effect on the Director Orientation of Nematic Liquid Crystal in the Transition State by Ayriyan, A. A., Ayrjan, E. A., Dencheva-Zarkova, M., Egorov, A. A., Hadjichristov, G. B., Marinov, Y. G., Maslyanitsyn, I. A., Petrov, A. G., Popova, L., Shigorin, V. D., Torgova, S. I.

“…The effect of static electric field on a nematic cell with side electrodes in the transition state (which occurs in the initial stage of field effect on the…”
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Textures of homologous 4-n-alkyloxybenzoic acids: spontaneous chirality and surface memory by Torgova, S. I., Petrov, M. P., Strigazzi, A.

“…By using polarizing microscopy analysis we have found that several achiral homologues of the 4-n-alkyloxybenzoic acids, displaying only the nematic phase,…”
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Some features of second harmonic generation in the nematic liquid crystal 5CB in the pulsed-periodic electric field by Ayriyan, A. A., Ayrjan, E. A., Egorov, A. A., Hadjichristov, G. B., Marinov, Y. G., Maslyanitsyn, I. A., Petrov, A. G., Pribis, J., Popova, L., Shigorin, V. D., Strigazzi, A., Torgova, S. I.

“…Second harmonic generation (SHG) induced by an external pulsed-periodic electric field in a 5CB nematic liquid crystal (NLC) is investigated. Deformation of…”
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New Chiral Dopant Possessing High Twisting Power by Pozhidaev, E. P., Torgova, S. I., Molkin, V. M., Minchenko, M. V., Vashchenko, V. V., Krivoshey, A. I., Strigazzi, A.

“…We have synthesized and investigated a new chiral dopant. It belongs to the derivatives of p-terphenyldicarboxylic acid and has twisting power in the smectic…”
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Spontaneous chiral domains in the nematic phase of achiral trans-4-alkylcyclohexanecarboxylic acids by TORGOVA, S. I., KOMITOV, L., STRIGAZZI, A.

“…We have discovered a spontaneous chiral ordering in thermotropic nematic liquid crystals forming hydrogen bonds, namely in trans -4-alkylcyclohexanecarboxylic…”
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Flexoelectric polarization in cyanoresorcinol and oxadiazole bent core nematic liquid crystals by Sreenilayam, S. P., Panarin, Yu. P., Vij, J. K., Torgova, S.I., Lehmann, A., Tschierske, C.

“…The flexoelectric polarization (P f ) and the sum of flexoelectric coefficients |e 1 +e 3 |of 4-cyanoresorcinol bisbenzoate and 1, 2, 4-oxadiazole bent-core…”
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Yuriy Reznikov: Memories of Liquid Crystal Society Commonwealth & MRSU group R&D in area of Yuriy Reznikov’s activity by Belyaev, V.V., Torgova, S.I., Barabanova, N.N., Dadivanyan, A.K.

“…One chapter of the paper is devoted to memories of two members of Board of LC Society Commonwealth on Yuriy Reznikov. Another chapter is a brief description of…”
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Ferroelectric C phase induced in a nematic liquid crystal matrix by a chiral non-mesogenic dopant by Pozhidaev, E. P., Torgova, S. I., Barbashov, V. A., Minchenko, M. V., Sulyanov, S. N., Dorovatovskii, P. V., Ostrovskii, B. I., Strigazzi, A.

“…We report on a ferroelectric chiral smectic C (C*) phase obtained in a mixture of a nematic liquid crystal (NLC) and a chiral nonmesogenic dopant. The…”
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A novel order transition inside the nematic phase of trans -4-hexylcyclohexane-1-carboxylic acid discovered by image processing by MONTRUCCHIO, B., SPARAVIGNA, A., TORGOVA, S. I., STRIGAZZI, A.

“…We have observed by polarizing microscopy a novel order transition inside the nematic phase and definitely below the clearing point of trans…”
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Cholesteric mixture containing a chiral azobenzene-based dopant: material with reversible photoswitching of the pitch of the helix by Bobrovsky, A. Yu, Boiko, N. I., Shibaev, V. P., Prudnikova, E., Torgova, S. I.

“…A new low molar mass chiral-photochromic dopant was synthesized. It contains a menthyl fragment as the chiral group and an azobenzene group, capable of E - Z…”
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Alignment transition driven by adsorption in a nematic liquid crystal forming H-bonds by Pratibha, R., Torgova, S.I., Madhusudana, N.V., Strigazzi, A.

“…We have found that some nematic liquid crystals whose molecules from H-bonds, namely trans-4-alkylcyclohexanecarboxylic acids, undergo a new type of alignment…”
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The oxadiazole as a structural fragment in liquid crystals by Karamysheva, Ludmila A., Torgova, Sofia I., Agafonova, Irina F., Petrov, Vladimir F.

“…This paper examines in some detail the effect of introducing the oxadiazole fragment into the molecular core of liquid crystals on their physico-chemical…”
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The trans-1,4-cyclohexylene group as a structural fragment in liquid crystals by Petrov, Vladimir F., Torgova, Sofia I., Karamysheva, Ludmila A., Takenaka, Shunsuke

“…In this review the effect on physico-chemical and electro-optical properties of the introduction of the trans-1,4-cyclohexylene fragment into the molecular…”
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