Фотоиндуцированные и ориентационные процессы в жидкокристаллических (ЖК) полимерах и ЖК-композитах
В последние десятилетие особое внимание ученых направленно на разработку и исследования новых «умных» (smart) материалов которые могут найти свое применение в современной высокотехнологической индустрии. Одними из интенсивно изучаемых материалов являются жидкокристаллические (ЖК) полимеры. ЖК структура этих соединений обеспечивает высокую анизотропию свойств (оптических, электрических, магнитных… Читать ещё >
Содержание
- I. ВВЕДЕНИЕ
- II. ЛИТЕРАТУРНЫЙ ОБЗОР
- 1. Фотохромизм
- 1. 1 Общие сведения
- 1. 2 Классы органических фотохромных соединений 7 13 Химические процессы в органических фотохромах
- 2. Характеристика некоторых фотохромных соединений
- 2. 1 Спиропираны 11 2 2 Диарилэтилены 12 2 3 Органические фотохромы с двойной С=С связью
- 2. 4 Азобензолсодержащие органические молекулы
- 3. Фотохромные полимерные системы
- 3. 1 Смеси фотохромных соединений с полимерами
- 3. 2 Смеси фотохромных соединений и полимеров стабилизированные водородными связями
- 3. 2 1 Основные особенности и фазовое поведение
- 3. 2 2 Фотооптические свойства
- 4. Фотохромные полимеры гребнеобразного строения
- 4. 1 Азобензолсодержащие ЖК полимеры 23 4 2 Фотоиндуцированные фазовые переходы в фотохромных ЖК полимерах
- 4. 3 Фотооптические свойства азрбензолсодержащих ЖК полимеров
- 5. «Командные» покрытия на основе фотохромных гребнеобразных полимеров
- 5. 1 Ориентирующие покрытия Общие сведения 31 5 2 Азобензолсодержащие полимерные фотоориентанты 32 5 3 Полимерные фотоориентанты на основе производных коричной кислоты и кумарина
- III. ПОСТАНОВКА РАБОТЫ
- IV. ЭКСПЕРИМЕНТАЛЬНАЯ ЧАСТ
- 1. Синтез мономеров акрилового ряда
- 1. 1 Синтез фотохромного мономера AAzo
- 1. 2 Синтез фотохромного диакрилата DAzo
- 1. 3 Синтез мономеров АА5 и А
- 1. 4 Синтез фотохромного краун-эфирсодержашего мономера AzoCrown
- 1. 5 Синтез краун-эфирсодержащего мономера A6Crown
- 2. Синтез низкомолекулярных компонентов
- 2. 1 Синтез аминов aAzo и aCum
- 2. 2 Синтез амина aCin
- 3. Синтез полимеров
- 3. 1 Синтез полимеров акрилового ряда 53 3 2 Синтез полисукцинимида PS1 53 3 3 Синтез полиамидов PAzo и PCum 54 3 4 Синтез полиамида PCin
- 4. Получение смесей полимеров с допантами
- 5. Приготовление образцов. б. Физико-химические методы исследования
- V. ОБСУЖДЕНИЕ РЕЗУЛЬТАТОВ
- 1. Ориентационные явления в пленках фотохромных ЖК полимеров
- 1. 1 Фазовое поведение и оптические свойства холестерических и нематических тонких полимерных пленок
- 1. 3 Процессы фотоориентации в холестерических и нематических полимерных пленках на стеклянных подложках
- 1. 4 Оптические свойства холестерических и нематических полимерных пленок на подложках с ориентирующим полиимидным покрытием
- 2. Голографическая запись информации на пленки холестерических и нематических фотохромных
- ЖК полимеров
2 1 Изучение гол о граф и чес кой записи на холестерические пленки различной толщины 70 2 2 Изучение голографической записи на холестерические пленки с различным шагом спирали 73 2 3 Влияние фазового поведения на особенности голографической записи сравнение нематических, холестерических и аморфизованных пленок 76 2 4 «Двойная» запись на холестерические пленки фотохромных ЖК полимеров
3. ЖК фото-актюаторы на основе пористого полиэтилена.
4. Функциональные ковалентно- и водородно-связанные полимерные ЖК системы.
4 1 Фотохромные краунэфирсодержащие ЖК полимеры гребнеобразного строения 87 4 1 1 Спектральные свойства пленок полимеров, влияние комплексообразования на спектры поглощения
4 1 2 Процессы фотоориентации в тонких пленках полимеров 90 4 I 3 Влияние комплексообразования на степень ориентации фотоориентированных пленок полимера
PCrown
4 2 Водородно-связанные ЖК композиты на основе производных стильбазола
4 2 I Фазовое поведение ЖК композитов
4 2 2 Спектры поглощения и флуоресценции неориентированных пленок ЖК композитов
4 2 3 Флуоресцентные свойства ориентированных пленок ЖК композитов
424 Фотооптические свойства пленок ЖК композитов
4 2 5 Процессы фотоориентации в пленках ЖК композитов 105 4 2 6 Влияние комплексообразования на флуоресцентные свойства краунэфирсодержаших ЖК композитов
4 3 Холестерические краун-эфир-содержащие сенсоры на ионы металлов
5. Фотоориентируюшие покрытия на основе новых фотохромных полиамидов.
5 1 Общая концепция создания фотохромных полиамидов 113 5 2 Особенности синтез полиамидов 114 5 3 Фотоориентирующие свойства полиамидов
VI. ВЫВОДЫ.
Список литературы
- J. Fritzsche. Compt. Rend. Acad. Sei., Paris, 1867, V. 69, p. 1035.
- Y. Hirshberg. Compt. Rend. Acad. Sei., Paris, 1950, V. 231, p. 903.
- Y. Hirshberg, Reversible Formation and Eradication of Colors by Irradiation at Low Temperatures. A Photochemical Memory Model. J. Am. Chem.Soc., 1956, V. 78, p. 2304.
- G. Berkovic, V. Krongauz, V. Weiss. Spiropyrans and Spirooxazines for Memories and Switches. Chem. Rev., 2000, V. 100, p. 1741.
- Organic Photochromic and Thermochromic Compounds. Eds.J. Crano, R. Guglielmetti. Plenum Publishing, New York, 1998.
- V. Minkin. Photo-, Thermo-, Solvato-, and Electrochromic Spiroheterocyclic Compounds. Chem. Rev., 2004, V. 104, p. 2751.
- K. Matsuda, M. Irie. Diarylethene as a photoswitching unit. J. Photochem. Photobiol. Part C., 2004, V. 5, p.169.
- F. Jakobsson. P. Marsal. S. Braun. M. Fahlman. M. Berggren. J. Cornil. X. Crispin. Tuning the Energy Levels of Photochromic Diarylethene Compounds for Opto-Electronic Switch Devices. J. Phys. Chem. C, 2009, V. 113, p. 18 396.
- N. Katsonis, T. Kudernac, M. Walko, S.DJ. van? der? Molen, B.GJ. vanDWees, B.DL. Feringa. Reversible conductance switching of single diarylethenes on a gold surface. Adv Mater., 2006, V. 18, p. 1397.
- J. Delaire, K. Nakatani. Linear and Nonlinear Optical Properties of Photochromic Molecules and Materials. Chem. Rev., 2000, V. 100, p. 1817.
- Photochromism Molecules and System. Ed. H. Durr, H. Bouas-Laurent., Elsevier, 2003.
- C.H. Legge. G.R. Mitchel. Photo-induced phase transitions in azobenzene-doped liquid crystals. J. Phys D: Appl. Phys., 1992, V. 25, p. 492.
- N. King, E. Whale, F. Davis, A. Gilberet, G. Mitchel. Effect of media polarity on the photoisomerisation of substituted stilbene, azobenzene and imine chromophores. J. Mater. Chem. 1997, V. 7, p. 625.
- C. Dugave, L. Demange. Cis-Trans isomerization of organic molecules and biomolecules: Implications and applications. Chem. Rev., 2003, V.103, p. 2475.
- G. Such, R. A. Evans, L. H. Yee and T. P. Davis. Factors Influencing Photochromism of Spiro-Compounds Within Polymeric Matrices. J. Macromol. Sei., Polym. Rev., 2003, V. 43, p. 547.
- Environmental Effects on Organic Photochromic Systems in Photochromism: Molecules and Systems. V. Krongauz, Eds. H. Durr, H. Bouas-Laurent, Elsevier, Amsterdam, 1990.
- F. Weigert, M. Nakashima. Z Phys. Chem., 1929, V. 34. p. 258.
- Photochromism and its application. V. Barachevskii G. Laszhkov, V. Tsekhomskii. Chemistry, Moscow, 1997.
- V. Chigrinov, S. Pikin, V. Kozenkov. Diffusion model of photoaligning in azo-dye layers. Phys. Rev. E. 2004. V. 69.
- G. Mobius, U. Pietsch, Th. Geue, J. Stumpe, A. Schuster, H. Ringsdorf. Light-induced modifications of Langmuir-Blodgett multilayer assemblies containing amphotropic azocopolymers. Thin Solid Films, 1994, V. 247, p. 235.
- A. Kozak, G. Williams. Molecular origins of optical dichroism of glassy and mobile systems as prepared by angular-dependent photoselection. Mol. Phys., 1989, V. 67, p. 1065.
- S. Wanga, M. Choi, S. Kim. Bistable Photoswitching in Poly (AMsopropylacrylamide) with Spironaphthoxazine Hydrogel for Optical Data Storage. J. Photochem. Photobiol. Part A. 2008, V. 198, p.150.
- J. M. Lehn, Perspectives in supramolecular chemistry from molecular recognition towards molecular information processing and self-organization. Angew. Chem. Int. Ed. Engl., 1990, V. 29, p. 1304.
- Supramolecular Chemistry. J. M. Lehn, Weinheim: VCH, 1995.
- L. Brunsveld, B. Folmer, E. Meijer, R. Sijbesma, Supramolecular Polymers. Chem. Rev., 2001, V. 101, p. 4071.
- T. Kato, J. Frechet. Hydrogen bonding and the self-assembly of supramolecular liquid-crystalline materials. Macromol. Symp., 1995, V. 98, p. 311.
- T. Kato, M. Nakano, T. Moteki, T. Uryu, S. Ujiie. Supramolecular liquid-crystalline side-chain polymers built through a molecular recognition process by double hydrogen bonds. Macromolecules, 1995, V. 28, p. 8875.
- T. Kato, N. Hirota, A. Fujishima and J. Frechet. Supramolecular Hydrogen-Bonded Liquid-Crystalline Polymer Complexes. Design of Side-Chain Polymers and a Host-Guest System by Noncovalent Interaction. J. Polym. Sei., Part. A, 1996, V. 34, p. 57.
- С. Bazuin, F. Brandys. Novel liquid-crystalline polymeric materials via noncovalent «grafting». Chem. Mater., 1992, V. 4, p. 970.
- F. Brandys, C. Bazuin. Mixtures of an Acid-Functionalized Mesogen with Poly (4-vinylpyridine). Chem. Mater., 1996, V. 8, p. 83.
- X. Wu, G. Zhang, H. Zhang. Preparation of side-chain liquid-crystalline polymers via pyridylphenol hydrogen bonding, Macromol. Chem. Phys., 1998, V. 199, p. 2101.
- A. Medvedev, E. Barmatov, A. Medvedev, V. Shibaev. Phase behavior and photooptical properties of liquid crystalline functionalized copolymers with low-molecular-mass dopants stabilized by hydrogen bonds. Macromolecules, 2005, V. 38 № 6, p. 2223.
- C. Paleos, D. Tsiourvas. Thermotropic liquid crystals formed by intermolecular hydrogen bonding interactions. Angew. Chem. Int. Ed. Engl., 1995, V. 34, p. 1696.
- T. Kato. H. Kihara, U. Kumar. T. Uryu, J. Frechet. A liquid-crystalline polymer network built by molecular self-assembly through intermolecular hydrogen bonding. Angew. Chem. Int. Ed. Engl., 1994, V. 33, № 15/16, p. 1644.
- E. Барматов, А. Бобровский, M. Барматова, В. Шибаев. Индуцирование холестерической мехофазы в водородно-связанных смесях полимеров с низкомолекулярными добавками. Высокомолек. Соедин., Сер. А, 1998, Т. 40, с. 1769.
- А. Медведев. Текст диссертационной работы, Москва, 2003.
- A. Obraztsov, A. Bobrovsky, V. Shibaev. Photoorientation in hydrogen-bonded blends of liquid-crystalline polymers with a low-molecular photochromic dopant. Russ. Chem. Bui, Int. Ed, 2008, V. 57, p. 330.
- C. Eisenbach. Effect of Polymer Matrix on the Cis-Trans Isomerization of Azobenzene Residues in Bulk Polymers. Makromol. Chem., 1978, V. 179, p.2489.
- N. Kawatsuki, T. Shiraku, E. Uchida. Influence of Molecular Weight on Photoinduced Reorientation of 4-Methoxyazobenzene-Containing Polymethacrylate Films Using 633nm He-Ne Laser. Mol. Cryst. Liq. Cryst. 2005, V. 441, p. 163.
- I. Suzuki, T. Ishizaki, T. Hoshi, J. Anzai. Fully Reversible Isomerization of Azobenzene Chromophores in Polyelectrolyte Layered Assemblies. Macromolecules. 2002, V. 35, p. 577.
- K. Matczyszyn, J. Sworakowski. Phase change in azobenzene derivative-doped liquid crystal controlled by the photochromic reaction of the dye. J. Phys. Chem. B, 2003, V. 107, p. 6039.
- O. Tsutsumi, T. Ikeda. Rapid photochemical control of phase structure of polymer liquid crystals with hydroxyazobenzene as a photosensitive chromophore. Mol. Cryst. And Liq. Crist. 2001, V. 368, p. 411.
- Т. Ikeda, J. Mamiya, Y. Yu. Photomechanics of Liquid-Crystalline Elastomers and Other Polymers. Angew. Chem. Int. Ed., 2007, V. 46, p. 506.
- В. Шибаев, А. Бобровский, H. Бойко. Светоуправляемые многофункциональные жидкокристаллические полимеры. Высокомол. соед., Серия С, 2000, т. 42, с. 1.
- A. Bobrovsky, N. Boiko, V. Shibaev. Photo-orientation phenomena in photosensitive chiral nematic copolymers. Liq. Cryst., 2002, V. 29, p. 1469.
- N. Katsonis. Synthetic light-activated molecular switches and motors on surfaces. Prog. Surf. Sci., 2007. V. 82, p. 407.
- M. Park, R. Advincula. In-Plane Photoalignment of Liquid Crystals by Azobenzene-Polyelectrolyte Layer-by-Layer Ultrathin Films. Langmuir. 2002, V.18, p.4532.
- G. Iftime, A. Natansohn, P. Rochon. Synthesis and Characterization of Two Chiral Azobenzene-Containing Copolymers, Macromolecules, 2002, V. 35, p. 365.
- V. Shibaev, A. Bobrovsky, N. Boiko. Photoactive liquid crystalline polymer systems with light-controllable structure and optical properties. Prog. Polym. Sci., 2003, V.28, p. 729.
- M. Kozlovsky, V. Shibaev, A. Stakhanov, T. Weyrauch, W. Haase, L. Blinov. A New Approach to Photorecording Based on Hindering the TGB A* Sm A* Phase Transition in Photochromic Chiral Liquid Crystalline Polymers. Liq. Cryst., 1998, V.24, p.759.
- X. Meng, A. Natansohn, C. Barrett, P. Rochon. Azo polymers for reversible optical storage: Cooperative motion of polar side groups in amorphous polymers. Macromolecules, 1996, V. 29, p. 946.
- A. Bobrovsky, V. Shibaev. A study of photooptical processes in photosensitive cholesteric azobenzene-containing polymer mixture under an action of the polarized and nonpolarized light. Polymer, 2006, V.47, p. 4310.
- R. Rosenhauer, T. Fischer, S. Czapla, J. Stumpe, A. Viruales, M. Pinol, J. Serrano. Photo-induced alignment of LC polymers by photoorientation and thermotropic self-organization. Mol. Crysr. andLiq. Cryst., 2001, V. 364. p. 295.
- L. Goldenberg, Y Gritsai, J Stumpe. Efficient surface relief grating generated in azobenzene-containing material using an He-Ne laser, J. Opt. 2011, V. 12, 75 601−1-3.
- F. Fabbri, D. Garrot, K. Lahlil, J. P. Boilot, Y. Lassailly, and J. Peretti. Evidence of Two Distinct Mechanisms Driving Photoinduced Matter Motion in Thin Films Containing Azobenzene Derivatives. J. Phys. Chem. B. 2011, V. 115, p. 1363.
- T. Ikawa, Y. Kato, T. Yamada, M. Shiozawa, M. Narita, M. Mouri, F. Hoshino, O. Watanabe, M. Tawata, H. Shimoyama. Virus-Templated Photoimprint on the Surface of an Azobenzene-Containing Polymer. Langmuir, 2010. V. 26, p. 12 673.
- L. Goldenberg, L. Kulikovsky, O. Kulikovska, J. Stumpe. New materials with detachable azobenzene: effective, colourless and extremely stable surface relief gratings. J. Mater. Chem., 2009, V. 19, p. 8068.
- O. Kulikovska, L. Goldenberg, J. Stumpe. Supramolecular azobenzene-Based Materials for Optical Generation of Microstructures. Chem. Mater., 2007, V. 19. p. 3343.
- N. Viswanathan, D. Kim, S. Bian, J. Williams, W. Liu, L. Li, L. Samuelson, J. Kumar, S. Tripathy. Surface relief structures on azo polymer films. J. Mater. Chem., 1999, V. 9, p. 1941.
- F. Fabbri, D. Garrot, K. Lahlil, J. P. Boilot, Y. Lassailly, J. Peretti. Evidence of Two Distinct Mechanisms Driving Photoinduced Matter Motion in Thin Films Containing Azobenzene Derivatives. J. Phys. Chem. B, 2011, V. 115, p. 1363.
- B. Feringa, R. Delden, N. Koumura, E. Geertsema. Chiroptical molecular switches. Chem. Rev., 2000, V. 100, p. 1789.
- R. Hagen, T. Bieringer. Photoaddressable polymers for optical data storage. Adv. Mater., 2001, V. 13, p. 1805.
- K. Harada, M. Itoh, S. Umegaki, T. Yatagai, S. Kamemaru. Application of surface relief hologram using azobenzene containing polymer film. Opt. Rev., 2005, V. 12, p. 130.1 ^ r1zz>
- T. Kosa, P. Palffy-Muhoray. Optically aligned liquid crystals: physics and applications. Pure Appl. Opt., 1996, V. 5, p. 595.
- S. Kobayashi, Y. Iimura. Multidomain TN-LCD fabricated by photoalignment. SPIE Int. Soc. Opt. Eng., 1997, V. 3015, p. 40.
- W. Gibbons, P. Shannon, S.Sun. Optically controlled alignment of liquid crystals: devices and applications. Mol. Cryst. Liq. Cryst., 1994, V. 251, p. 191.
- M. Schadt, H. Seiberle, A. Schuster. Optical patterning of multi-domain liquid-crystal displays with wide viewing angles, Nature, 1996, V. 381, p. 212.
- O. Yaroshchuk, V. Kyrychenko, Tao Du, V. Chigrinov. H. Kwok, H. Hasebe, H. Takatsu. Stabilization of Liquid Crystal Photoaligning Layers by Reactive Mesogens. Appl. Phys. Lett., 2009, V. 95, p. 21 902.
- U. Mahilny, A. Stankevich, A. Muravsky, A. Murauski. Novel Polymer as Liquid Crystal Alignment Material for Plastic Substrates. J. Phys. D: Appl. Phys., 2009, V. 42, p. 75 303.
- Alignment Technologies and Applications of Liquid Crystal Devices. K. Takatoh. Taylor.2005.
- F.Yang, G. Zoriniants, L. Ruan. Optical anisotropy and liquid-crystal alignment properties of rubbed polyimide layers. Liq. Cryst., 2007. V. 34. p. 1433.
- Adsorption phenomena and anchoring energy in nemalic liquid crystals. G. Barbero. Taylor.2006.
- Photoalignment of liquid crystalline materials: Physics and Applications. V. Chigrinov, V. Kozenkov. A John Wiley & Sons. 2007.
- K. Ichimura, Y. Suzuki, T. Seki, A. Hosoki. Reversible change in alignment mode of nematic liquid crystals regulated photo chemically by 'command surfaces' modified with an azobenzene monolayer. Langmuir, 1988. V. 4. p. 1214.
- M.-K. Park, R.C. Advincula. In-plane photoalignment of liquid crystals by azobenzene-polyelectrolyte layer-by-layer ultrathin films. Langmuir, 2002, V. 18, p. 4532.
- S. Furumi, K. Ichimura. Effect of para-substituents of azobenzene side chains tethered to poly (methacrylate)s on pretilt angle photocontrol of nematic liquid crystals. Thin Solid Films, 2006, V. 499, p. 135.
- Smart Light-Responsive Materials. Azobenzene-containing Polymers and Liquid Crystals. Eds. Y. Zhao, T. Ikeda. Wiley, New Jersy, 2009.
- R. Kvasnikov, V. Kozenkov. Birefringence in polyvinyl cinnamate films, induced by polarized light. Dokladi Akademii Nauk SSSR, 1977. P. 633.
- M. O’Neill, S. Kelly. Photo-induced surface alignment for liquid crystals displays. J. Phys. D: Appl. Phys., 2000. V. 33. p. 1137.
- M. Schadt, H. Seiberle. A. Schuster. Optical patterning of multi-domain liquid-crystal displays with wide viewing angles. Nature, 1996. V. 381. p. 212.
- N. Kawatsuki, H. Takatsuka, T. Yamamoto. Thermally stable photoalignment layer of a novel photo-crosslincable polymethacrylate for liquid crystal displays. Jpn. J. Appl. Phys., 2001. V.40. p. 209.
- V. Shibaev, A. Medvedev, A Bobrovsky. Photochromic LC Copolymers Containing Azobenzene and Crown-Ether Groups. J. Pol. Sci. Part A: Polym. Chem., 2008, V. 46, p. 6532.
- C.B. Беляев, Т. И. Зверкова. Ю. П. Папарин, С. Г. Котромин, В. П. Шибаев. // Высокомолек. соед. Б. 1986. Т.28. С. 789.
- С. Костромин, А. Стаханов, В. Шибаев. Жидкокристаллические гребнеобразные олигоакрилаты с 4-цианоазобензольными мезогенными группами. Высокомолек. соед. А, 1996, Т. 38. с. 1556.
- E. Barmatov, A. Bobrovsky, M. Barmatova, V. Shibaev. Induction of the cholesteric mesophase in hydrogen-bonded blends of polymers with a low molecular mass chiral dopant. Liq.Cryst., 1999. V. 26. p. 581.
- A. Bobrovsky, N. Boiko. V. Shibaev. New chiral-photochromic dopant with variable helical twisting power and its use in photosensitive cholesteric materials. Mol Cryst. Liq. Cryst., 2001, V. 363, p. 35.
- E. Андрюхина, О. Федорова, Ю. Федоров, X. Ихмелс, М. Алфимов, С. Громов. Электроциклическая реакция краунсодержащих 2-стирилбензотиазолов. Изв. АН, Сер. хим., 2005. № 5. с. 1290.
- J. West, G. Magyar, J. Kelly, S. Kobayashi, Y. Limura, N. Yoshida. Dichroie ultraviolet absorption of thin liquid crystal films. Appl. Phys. Lett., 1995. V. 67. p. 155.
- L. Kulikovsky, O. Kulikovska, L. Goldenberg, J. Stumpe. Phenomenology of photo-induced processes in the ionic sol-gel based azobenzene materials. ACS Appl. Mater. Interface, 2009, V. l, p. 1739.
- B. Sapich, J. Rabe, J. Stumpe. Photoinduced Self-Organization and Photoorientation of a LC Main-Chain Polyester Containing Azobenzene Moieties. Macromolecules. 2005, V.38, p. 10 480.
- A. Bobrovsky, A. Ryabchun, A. Medvedev, V. Shibaev. Ordering phenomena and photoorientation processes in photochromic thin films of LC chiral azobenzene-containing polymer systems. J. Photochem. Photobiol. A: Chem., 2009, V. 206, p. 46.
- E. Wolarz, Th. Fischer, J. Stumpe. Photoreorientation in Liquid Crystalline Side-Group Polysiloxane with Azobenzene Derivative Admixture. Mol. Cryst. Liq. Cryst., 2005. V. 37. p. 1245.
- T. Fukuda, J. Kima, D. Barada, T. Senzaki, K. Yase. Photoinduced cooperative molecular reorientation on azobenzene side-chain-type copolymers. J. Photochem. Photobiol., Part A, 2006, V. 182, p. 262.
- F. Rodriguez, C. Sanchez, B. Villacampa, R. Alcala, R. Cases, M. Millaruelo, L. Oriol. Optical anisotropy and non-linear optical properties of azobenzene methacrylic polymers. Polymer, 2004, V. 45, p. 2341.
- Y. Lau, R. Richardson, R. Dalgliesh, H. Zimmermann. Surface ordering at the air-nematicinterface. Part 1. A neutron reflection study of translational order. Liq. Cryst., 2007, V. 34, p. -«
- Y. Lau, S. Klein, C. Newton, R. Richardson. Surface ordering at the air-nematic interface. Part 2. A spectroscopic ellipsometry study of orientational order. Liq. Cryst., 2007. V. 34. p. 421.
- K. Anderle, J. Wendorff. Holographic Recording, Using Liquid Crystalline Side Chain Polymers. Mol. Cryst Liq. Cryst., 1994, V. 243, p. 51.
- S. Hvilsted, C. Sanchez, R. Alcala. The volume holographic optical storage potential in azobenzene containing polymers. J. Mater. Chem., 2009, V. 19, p. 6641.
- A. Matharu, D. Chambers-Asman, S. Jeeva, S. Hvilsted, P. Ramanujam. Holographic recording in thiophene-based polyester. J. Mater. Chem., 2008, V. 18, p. 3011.
- T. Yamamoto, S. Yoneyama, O. Tsutsumi, A. Kanazawa, T. Shiono, T. Ikeda. Holographic gratings in the optically isotropic state of polymer azobenzene liquid-crystal films. J. Appl. Phys., 2000, V. 88, p. 2015.
- R. Ortlec, Ch. Brauchle, A. Miller, G. Riepla. Reversible holographic-optical data storage in cholesteric liquid-crystalline siloxanes. Makromol. Chem., Rapid Commun., 1989, V. 10, p. 189.
- L. Blinov, M. Kozlovsky, G. Cipparrone. Photochromism and holographic grating recording on a chiral side-chain liquid crystalline copolymer containing azobenzene chromophores. Chem. Phys., 1999, V. 245, p. 473−485.
- H. Yeh, G. Chen, C. Lee, T. Mo. Optically switchable biphotonic gratings based on dye-doped cholesteric liquid crystal films. Appl. Phys. Lett., 2007, V. 90, p. 261 103.
- A. Bobrovsky, V. Shibaev. J. Wendorff. Comparative study of holographic recording in cholesteric and nematic azo-containing side-chain polymers. Liq. Cryst., 2007, V. 34, p.l.
- A. Sobolewska, S. Bartkiewicz. Three gratings coupling during the holographic grating recording process in azobenzene-functionalized polymer. Appl. Phys. Lett., 2008, V. 92, p. 253 305.
- A. Sobolewska, S. Bartkiewicz. On the long time holographic grating recording process in azopolymer. Appl. Phys. Lett., 2009, V. 95, p.123 302.
- A. Sobolewska, S. Bartkiewicz, A. Miniewicz, E. Schab-Balcerzak. Polarization Dependence of Holographic Grating Recording in Azobenzene-Functionalized Polymers Monitored by Visible and Infrared Light. J. Phys. Chem. B, 2010, V. 114, p. 9751.
- R. Meister. H. Dumoulin, M.-A. Halle. P. Pieranski. Structure of the cholesteric focal conic domains at the free surface. Phys. Rev. E, 1996, V. 54, p. 3771.
- X. Pan, C. Wang, H. Xu, X. Zhang. Polarization holographic gratings in an azobenzene side-chain liquid-crystalline polymer. Appl. Phys. B, 2007, V. 86, p. 693.
- L. Nikolova, Т. Todorov, M. Ivanov, F. Andruzzi, S. Hvilsted, P. Ramanujam. Polarization holographic gratings in side-chain azobenzene polyesters with linear and circular photoanisotropy. Appl. Opt., 1996, V. 35, p. 3835.
- A. Ryabchun, A. Sobolewska, A. Bobrovsky, J. Stumpe, V. Shibaev. Dual photorecording on cholesteric azobenzene-containing LC polymer films using helix pitch phototuning and holographic grating recording. J. Mater. Chem., 2012, V. 22, p. 6245.
- A. Ryabchun, A. Bobrovsky, J. Stumpe, V. Shibaev. Novel Generation of Liquid Crystalline Photo-Actuators Based on Stretched Porous Polyethylene Films. Macromol. Rapid. Commun. 2012, V. 33, p. 991.
- G. Elyashevich, A. Kozlov, E. Rozova. Evaluation of the sizes of through channels in microporous polyethylene films. Polym. Sci. A, 1998, V. 40, p. 956.
- G. Elyashevich, I. Kuryndin, E. Rozova. Composite membranes with conducting polymer microtubules as new electroactive and transport systems. Polym. Adv. Technol., 2002, V. 13, p. 725.
- A. Bobrovsky, V. Shibaev, G. Elyashevich. Photopatternable fluorescent polymer composites based on stretched porous polyethylene and photopolymerizable liquid crystal mixture. J. Mater. Chem., 2008, V. 18, p. 691.
- A. Bobrovsky, V. Shibaev, G. Elyashevich, E. Rosova, A. Shimkin, V. Shirinyan, K.-L. Cheng. Photochromic composites based on porous stretched polyethylene filled by nematic liquid crystal mixtures. Polym. Adv. Technol., 2010, V. 21, p. 100.
- K. Lee, H. Koerner, R. Vaia, T. Bunning, T. White. Relationship between the Photomechanical Response and the Thermomechanical Properties of Azobenzene Liquid Crystalline Polymer Networks. Macromolecules. 2010, V. 43, p. 8185.
- C. L. van Oosten, C.W. M. Bastiaansen, D. J. Broer. Printed artificial cilia from liquid-crystal network actuators modularly driven by light. Nature Mat., 2009, V. 8, p. 677.
- T. Yoshino, M. Kondo, J. Mamiya, M. Kinoshita, Y. Yu, T. Ikeda. Effect of concentration of photoactive chromophores on photomechanical properties of crosslinked azobenzene liquid-crystalline polymers. Adv. Mater., 2010, V. 22, p. 1361.
- Химия комплексов «гость-хозяин». Ред. Ф. Фегтле, Э Вебер. Москва, Мир, 1988.
- Photoreactive organic thin films, Ed. Z. Sekkat, W. Knoll, Academic Press, San Diego, 2002, p. 68.
- J. Zweck, A. Penzkofer. Microstructure of indocyanine green J-aggregates in aqueous solution, Chem. Phys., 2001, V. 269, p. 399.
- E. Ушаков, M. Алфимов, С. Громов. Принципы дизайна оптических молекулярных сенсоров и фотоуправляемых рецепторов на основе краун-эфиров. Yen. хим., 2008, Т. 77, с. 39.
- V. Percec, G. Johansson, and R. Rodenhouse. Molecular recognition directed phase transitions in side-chain liquid crystalline polymers containing crown ethers. Macromolecules, 1992, V. 25, p. 2563.
- A. Bobrovsky, V. Shibaev, Thermo-, chiro- and photo-optical properties of cholesteric azobenzene-containing copolymer in thin films. J. Photochem. Photobiol, Part A, 2005, V. 172, p. 140.
- G.-X. He, F. Wada, K. Kikukawa, S. Shinkai, T. Matsuda. Fluorescence and Absorption Studies of the Cation-Binding Behavior of «Crowned» Liquid Crystals in Solution and in the Nematic Phase. J. Org. Chem., 1990, V. 55, p. 541.
- A. Ryabchun, A. Bobrovsky, V. Shibaev, N. Lobova, S. Gromov, M. Alfimov. Fluorescent and photooptical properties of H-bonded LC composites based on stilbazole derivative. J. Photochem. Photobiol. A: Chem., 2011, V. 221, p. 22.
- N. Kawatsuki, R. Ando, R. Ishida, M. Kondo, Y. Minami. Photoluminescent Color and Polarized Light Emission Tuning of Fluorene Derivatives Using a Photoreactive H-Bonded Liquid Crystalline Polymer Macromol. Chem. Phys., 2010, V. 211, p. 1741.
- S. Yamaki, M. Nakagawa, S. Morino, K. Ichimura. Photochemistry of Polymethacrylates with Styrylpyridine Side Chains and Their Photocontrollability of Liquid Crystal Alignment. J. Photopolym. Sci. Technol., 1999, V. 12, p. 279.
- Principles of Fluorescence Spectroscopy. J. Lakowicz. Plenum Pub., NY, 1999, P. 238.
- J. C. Doty, J. L. R. Williams, P. J. Grisdale. Base strengths of substituted 2-and 4-styrylpyridines in the ground and excited states. Can. J. Chem., 1969, V. 47, p. 2355.
- A. Bobrovsky, N. Boiko, V. Shibaev, J. Stumpe. Comparative study of photoorientation phenomena in photosensitive azobenzene-containing homopolymers and copolymers. J. Photochem. Photobiol. A: Chem., 2004, V. 163, p. 347.
- R. Rosenhauer, Th. Fischer, J. Stumpe. Light-induced anisotropy of stilbene containing LC polymers and its thermal development by self-organization. J. Proc SPIE, 2003, V. 169, p. 5213.
- R. Gimenez, M. Pinol, J. Serrano. A. Vinuales, R. Rosenhauer. J. Stumpe. Photo-induced anisotropic films based on liquid crystalline copolymers containing stilbene units. Polymer, 2006, V. 47, p. 5707.
- N. Sankaran, P. Mandal, B. Bhattacharya, A. Samanta. Fluorescence response of mono- and tetraazacrown derivatives of 4-aminophthalimide with and without some transition and post transition metal ions. J. Mater. Chem., 2005, V. 15, p. 2854.
- K. Rurack, U. Resch-Genger. Rigidization, preorientation and electronic decoupling—the 'magic triangle’for the design of highly efficient fluorescent sensors and switches. Chem. Soc. Rev., 2002, V. 31, p. 116.
- C.-K. Chang, C. Bastiaansen, D. Broer, H. Kuo. Alcohol-Responsive, Hydrogen-Bonded, Cholesteric Liquid-Crystal Networks. Adv. Funct. Mater., 2012, in press.
- Adsorption phenomena and anchoring energy in nematic liquid crystals. G. Barbero. Taylor. 2006.
- Photo alignment of liquid crystalline materials: Physics and Applications. V. Chigrinov, V. Kozenkov. A John Wiley & Sons. 2007.
- A. Bobrovsky, A. Ryabchun, V. Shibaev. Liquid crystals photoalignment by films of side-chain azobenzene-containing polymers with different molecular structure. J. Photochem. Photobiol. A: Chem., 2011, V. 218, p. 137.
- А. Рябчун, А. Бобровский, В. Шибаев. Процессы фотоиндуцированной переориентации в тонких пленках фотохромных ЖК-полимеров на подложках со светоуправляемым командным покрытием. Высокомолек. Соед. Сер. А., 2010, Т.51, с. 1420.
- P. Neri, G. Antoni, F. Benvenuti, F. Cocola, G. Gazzei. Synthesis of alpha, beta-poly (2-hydroxyethyl)-DL-aspartamide. a newplasma expander. J. Med. Chem., 1973, V. 16, P. 893.
- V. Chigrinov, E. Prudnikova, V. Kozenkov, Z. Ling, H.-S. Kwok. Azodye aligning layers for liquid crystal cells. SID, 2003, V. 11, p. 579.