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Original Articles

Modification of the pitch of chiral nematic liquid crystals by means of photoisomerization of chiral dopants

Pages 819-827 | Received 01 Sep 2001, Published online: 06 Aug 2010

Keep up to date with the latest research on this topic with citation updates for this article.

Read on this site (28)

Osamu Tsutsumi, Makoto Nakano, Gurumurthy Hegde & Lachezar Komitov. (2023) Sign reversal of the spontaneous and induced polarisation in a mixture of achiral liquid crystal host and chiral azo dopant. Liquid Crystals 50:5, pages 872-880.
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Xuenan Zong & Changcheng Wu. (2018) Synthesis and Mesogenic Properties of Liquid Crystals Based on Cholesterol and Cinnamic Acid Derivatives. Molecular Crystals and Liquid Crystals 666:1, pages 40-53.
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Ivan M. Gella, Tatyana G. Drushlyak, Nikolay L. Babak, Nataly B. Novikova & Victoria V. Lipson. (2014) Structural Analysis of Chiral Dopants in Nematic Systems by Example of Ether-Ester-Substituted 1,4:3,6-Dianhydrohexitols. Molecular Crystals and Liquid Crystals 591:1, pages 34-44.
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LalgudiV. Natarajan, SethA. Cazzell, VincentP. Tondiglia, TimothyJ. Bunning & TimothyJ. White. (2012) The role of crosslinking and polarity in the dark relaxation of azobenzene-based, polymer-stabilised cholesteric liquid crystals. Liquid Crystals 39:12, pages 1450-1457.
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Alexey Bobrovsky, Konstantin Mochalov, Vladimir Oleinikov & Valery Shibaev. (2011) Glass-forming photoactive cholesteric oligomers doped with quantum dots: novel materials with phototunable circularly polarised emission. Liquid Crystals 38:6, pages 737-742.
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Alexey Bobrovsky, Valery Shibaev, Galina El'yashevitch, Alexey Shimkin & Valery Shirinyan. (2007) Photo‐optical properties of polymer composites based on stretched porous polyethylene filled with photoactive cholesteric liquid crystal. Liquid Crystals 34:7, pages 791-797.
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J. Lub, M. P. Ezquerro & B. Malo. (2006) Photo-Isomerizable Derivatives of Phenylethanediol and Cinnamic Acid: Useful Compounds for Single-Layer R, G, and B Cholesteric Color Filters. Molecular Crystals and Liquid Crystals 457:1, pages 161-180.
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J. Lub, W. P. M. Nijssen, R. T. Wegh, I. De Francisco, M. P. Ezquerro & B. Malo. (2005) Photoisomerizable chiral compounds derived from isosorbide and cinnamic acid. Liquid Crystals 32:8, pages 1031-1044.
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Alexey Bobrovsky, Natalia Boiko, Valery Shibaev & Joachim Wendorff. (2005) Glass‐forming cholesteric mixtures with photosensitive anthracene‐containing fluorescent dopants. Liquid Crystals 32:6, pages 691-697.
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Fernando Ely, Gilmar Conte, Aloir A. Merlo & Hugo Gallardo$suffix/text()$suffix/text(). (2004) A new synthetic approach based on (−)-menthone for chiral liquid crystals . Liquid Crystals 31:10, pages 1413-1425.
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Alexey Bobrovsky$suffix/text()$suffix/text(), Natalia Boiko, Valery Shibaev & Joachim Wendorff. (2004) Photoinduced textural and optical changes in a cholesteric copolymer with azobenzene-containing side groups . Liquid Crystals 31:3, pages 351-359.
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J. Lub, A. Ferrer, C. Larossa & B. Malo. (2003) Synthesis and properties of chiral stilbene diacrylates. Liquid Crystals 30:10, pages 1207-1218.
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Alexey Bobrovsky, Natalia Boiko, Valery Shibaev & Joachim Stumpe. (2002) Photo-orientation phenomena in photosensitive chiral nematic copolymers. Liquid Crystals 29:11, pages 1469-1476.
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J. Lub, W. Ten Hoeve, W. P. M. Nijssen, L. Diaz & R. T. Wegh. (2002) The effect of the position of the methyl group on the helical twisting powers of aldol condensation products of methyl cyclohexanones. Liquid Crystals 29:7, pages 995-1000.
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J. Lub, W. Ten Hoeve, W. P. M. Nijssen & R. T. Wegh. (2002) The effect of substituents on the helical twisting power of aldol condensation products of menthone. Liquid Crystals 29:1, pages 71-77.
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M.N. Pivnenko, V.V. Vashchenko, A.I. Krivoshey, L.A. Kutulya & J.W. Goodby. (2001) New Chiral Ether Derivatives of 2-Arylidene-p-Menthane-3-Ones as Components of Induced Ferroelectric Systems. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 364:1, pages 557-565.
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Christian Ruslim, Masaru Nakagawa, Shin'ya Morino & Kunihiro Ichimura. (2001) Chiroptical Properties of Cholesteric Liquid Crystals Induced by Chiral Photochromic 3,3′-Dialkoxyazobenzenes. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 365:1, pages 55-62.
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AlexeyYu. Bobrovsky, NataliaI. Boiko & ValeryP. Shibaev. (2001) New Chiral-Photochromic Dopant with Variable Helical Twisting Power and its use in Photosensitive Cholesteric Materials. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 363:1, pages 35-50.
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A. Yu. Bobrovsky, N. I. Boiko, V. P. Shibaev & J. Springer. (2001) Photosensitive cholesteric polymers with azobenzene-containing chiral groups and mixtures of cholesteric copolymer with chiral-photochromic dopants. Liquid Crystals 28:6, pages 919-931.
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Lachezar Komitov & Kunihiro Ichimura. (2001) Photo-Induced Changes of Bulk and Surface Liquid Crystal Properties. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 360:1, pages 161-191.
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A. Yu. Bobrovsky, N. I. Boiko, V. P. Shibaev, E. Prudnikova & S. I. Torgova. (2000) Cholesteric mixture containing a chiral azobenzene-based dopant: material with reversible photoswitching of the pitch of the helix. Liquid Crystals 27:10, pages 1381-1387.
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Estrella Mena, Peter Van De Witte & Johan Lub. (2000) Camphor and nopinone derivatives as new photosensitive chiral dopants. Liquid Crystals 27:7, pages 929-933.
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A. Yu. Bobrovsky, N. I. Boiko & V. P. Shibaev. (2000) Photosensitive cholesteric copolymers with spiropyran-containing side groups I. Phase behaviour and photo-optical properties. Liquid Crystals 27:1, pages 57-62.
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A. Yu. Bobrovsky, N. I. Boiko & V. P. Shibaev. (1999) New chiral photochromic menthone-containing homopolymers and copolymers - synthesis, phase behaviour and photo-optical properties. Liquid Crystals 26:12, pages 1749-1765.
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Martin Brehmer, Johan Lub & Peter Van Dewitte. (1999) Light Induced Colour Change of Cholesteric Copolymers**. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 331:1, pages 333-340.
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G. Joly, A. Anakkar & H. T. Nguyen. (1999) Light induced shifts of ferroelectric mesophase transitions. Liquid Crystals 26:8, pages 1251-1255.
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Articles from other publishers (46)

Brian P. Radka, Taewoo Lee, Ivan I. Smalyukh & Timothy J. White. (2024) The association of structural chirality and liquid crystal anchoring in polymer stabilized cholesteric liquid crystals. Soft Matter 20:8, pages 1815-1823.
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Huanan Yu, Chris Welch, Wentao Qu, Christopher J. Schubert, Feng Liu, Giuliano Siligardi & Georg H. Mehl. (2020) Chirality enhancement in macro-chiral liquid crystal nanoparticles. Materials Horizons 7:11, pages 3021-3027.
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Lang Qin, Wei Gu, Jia Wei & Yanlei Yu. (2017) Piecewise Phototuning of Self‐Organized Helical Superstructures. Advanced Materials 30:8.
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Andreas Taugerbeck & Christopher J. Booth. 2014. Handbook of Liquid Crystals. Handbook of Liquid Crystals 1 63 .
Ji Ma & Li Xuan. (2013) Towards nanoscale molecular switch-based liquid crystal displays. Displays 34:4, pages 293-300.
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I. Gvozdovskyy, V. S. R. Jampani, M. Škarabot & I. Muševič. (2013) Light-induced rewiring and winding of Saturn ring defects in photosensitive chiral nematic colloids. The European Physical Journal E 36:9.
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Alexey Bobrovsky, Olga Sinitsyna, Sergei Abramchuk, Igor Yaminsky & Valery Shibaev. (2013) Atomic force microscopy study of surface topography of films of cholesteric oligomer- and polymer-based mixtures with photovariable helix pitch. Physical Review E 87:1.
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Alexey Bobrovsky, Konstantin Mochalov, Vladimir Oleinikov, Alyona Sukhanova, Anatol Prudnikau, Mikhail Artemyev, Valery Shibaev & Igor Nabiev. (2012) Optically and Electrically Controlled Circularly Polarized Emission from Cholesteric Liquid Crystal Materials Doped with Semiconductor Quantum Dots. Advanced Materials 24:46, pages 6216-6222.
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Yan Wang & Quan Li. 2012. Liquid Crystals Beyond Displays. Liquid Crystals Beyond Displays 213 249 .
Yan Wang & Quan Li. (2012) Light‐Driven Chiral Molecular Switches or Motors in Liquid Crystals. Advanced Materials 24:15, pages 1926-1945.
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Igor Gvozdovskyy, Oleg Yaroshchuk, Marina Serbina & Rumiko Yamaguchi. (2012) Photoinduced helical inversion in cholesteric liquid crystal cells with homeotropic anchoring. Optics Express 20:4, pages 3499.
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Haifeng Yu & Tomiki Ikeda. (2011) Photocontrollable Liquid‐Crystalline Actuators. Advanced Materials 23:19, pages 2149-2180.
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Timothy J. White, Seth A. Cazzell, Alexander S. Freer, Deng‐Ke Yang, Ludmila Sukhomlinova, Linli Su, Tamas Kosa, Bahman Taheri & Timothy J. Bunning. (2011) Widely Tunable, Photoinvertible Cholesteric Liquid Crystals. Advanced Materials 23:11, pages 1389-1392.
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Johan Lub & Dirk Broer. 2011. Cross-Linked Liquid Crystalline Systems. Cross-Linked Liquid Crystalline Systems 3 47 .
Suresh Das, Shinto Varghese & N. S. Saleesh Kumar. (2009) Butadiene-Based Photoresponsive Soft Materials. Langmuir 26:3, pages 1598-1609.
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Timothy J. White, Michael E. McConney & Timothy J. Bunning. (2010) Dynamic color in stimuli-responsive cholesteric liquid crystals. Journal of Materials Chemistry 20:44, pages 9832.
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Seiji Kurihara. 2009. Smart Light‐Responsive Materials. Smart Light‐Responsive Materials 329 362 .
Po-Chih Yang & Jui-Hsiang Liu. (2008) Thermally Recordable Cholesteric Liquid Crystalline Copolymers Containing Pendant Menthyl and Cholesteryl Groups. Journal of Display Technology 4:4, pages 369-376.
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Jui‐Hsiang Liu, Hsien‐Jung Hung, Po‐Chih Yang & Kai‐Hsin Tien. (2008) Thermal recordable novel cholesteric liquid crystalline polyacrylates containing various chiral moieties. Journal of Polymer Science Part A: Polymer Chemistry 46:18, pages 6214-6228.
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Kattimuttathu I. Suresh, Jaki R. Tamboli, Butti S. Rao, Suraj Verma & G. Unnikrishnan. (2008) Effect of core group substituents on the monomer mesophase, photocuring, and film viscoelastic properties of mesogenic diacrylates. Polymers for Advanced Technologies 19:9, pages 1323-1333.
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Po‐Chih Yang & Jui‐Hsiang Liu. (2008) Synthesis and characterization of novel photoisomerizable liquid crystalline polymers containing cinnamoyl groups. Journal of Polymer Science Part A: Polymer Chemistry 46:4, pages 1289-1304.
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A. I. Krivoshei, S. V. Shishkina, V. V. Vashchenko & O. V. Shishkin. (2008) Unusual pathway of alkylation of 2-(4-bromobenzylidene)-p-menthan-3-one with ethyl bromoacetate. Russian Chemical Bulletin 56:12, pages 2506-2509.
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Jui‐Hsiang Liu, Po‐Chih Yang, Yi‐Hong Chiu & Yasuo Suda. (2007) Synthesis and characterization of novel liquid‐crystalline copolymers containing thermally stable photochromic groups. Journal of Polymer Science Part A: Polymer Chemistry 45:10, pages 2026-2037.
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S.V. Shishkina, R.I. Zubatyuk, I.M. Gella, T.G. Drushlyak, N.S. Pivnenko, L.A. Kutulya & O.V. Shishkin. (2007) Molecular and crystalline structures of some (3R)-methyl-6(R)-isopropylcyclohexanone 2-arylidene derivatives modified by cyclopropanation. Journal of Molecular Structure 832:1-3, pages 1-15.
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Sadahiro Nakanishi & Mitsuru Ueda. (2007) Synthesis of Novel Glass-Forming Liquid Crystals Containing Acrylic Acid Trimer Core Unit and Mesogenic Moiety, and Their Use in Cholesteric Reflection Films. Polymer Journal 39:3, pages 252-258.
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G. S. Chilaya. (2006) Light-controlled change in the helical pitch and broadband tunable cholesteric liquid-crystal lasers. Crystallography Reports 51:S1, pages S108-S118.
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Alexey Bobrovsky, Natalia Boiko & Valery Shibaev. (2006) Kinetics of Helix Untwisting in Photosensitive Cholesteric Polymer Mixtures:  Influence of Molecular Mass and Ordered Phase Formation. Macromolecules 39:19, pages 6367-6370.
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Jui-Hsiang Liu & Po-Chih Yang. (2006) Synthesis and characterization of novel monomers and polymers containing chiral (−)-menthyl groups. Polymer 47:14, pages 4925-4935.
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Alexey Bobrovsky, Valery Shibaev & Joachim Stumpe. (2006) Cholesteric Polymer Guest−Host Mixture with Circularly Polarized Fluorescence:  Two Ways for Phototuning of Polarization and Its Intensity. The Journal of Physical Chemistry A 110:7, pages 2331-2336.
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J. Lub, W. P. M. Nijssen, R. T. Wegh, J. P. A. Vogels & A. Ferrer. (2005) Synthesis and Properties of Photoisomerizable Derivatives of Isosorbide and Their Use in Cholesteric Filters. Advanced Functional Materials 15:12, pages 1961-1972.
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I. M. Gella, N. S. Pivnenko, L. A. Kutulya, T. G. Drushlyak, A. Yu. Kulikov & N. B. Novikova. (2005) New chiral spiro[2.5]octanones as products of methylenation of (3R, 6R)-2-arylidene-6-isopropyl-3-methylcyclohexanones with dimethylsulfoxonium methylide. Synthesis, stereochemistry, and behavior in liquid-crystalline systems. Russian Chemical Bulletin 54:10, pages 2406-2416.
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T. G. Drushlyak, L. A. Kutulya, N. S. Pivnenko & V. V. Vashchenko. (2005) Synthesis of 4-[(1R,4R)-3-Oxo-p-menthan-2-ylidenemethyl]benzoic Acid and Its Esters. Russian Journal of General Chemistry 75:4, pages 622-627.
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J. Lub, P. van de Witte, C. Doornkamp, J.P.A. Vogels & R.T. Wegh. (2003) Stable Photopatterned Cholesteric Layers Made by Photoisomerization and Subsequent Photopolymerization for Use as Color Filters in Liquid‐Crystal Displays. Advanced Materials 15:17, pages 1420-1425.
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R.A. van Delden, M.B. van Gelder, N.P.M. Huck & B.L. Feringa. (2003) Controlling the Color of Cholesteric Liquid‐Crystalline Films by Photoirradiation of a Chiroptical Molecular Switch Used as Dopant. Advanced Functional Materials 13:4, pages 319-324.
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Nobuyuki Tamaoki, Yasuyuki Aoki, Masaya Moriyama & Masatoshi Kidowaki. (2003) Photochemical Phase Transition and Molecular Realignment of Glass-Forming Liquid Crystals Containing Cholesterol/Azobenzene Dimesogenic Compounds. Chemistry of Materials 15:3, pages 719-726.
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Valery Shibaev, Alexey Bobrovsky & Natalia Boiko. (2003) Light-responsive chiral photochromic liquid crystalline polymer systems. Journal of Photochemistry and Photobiology A: Chemistry 155:1-3, pages 3-19.
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V. I. Kulishov, A. S. Tolochko, M. Yu. Antipin, V. V. Vashchenko & L. A. Kutulya. (2002) Molecular and crystal structures of 1R,4R-cis-2-(4-hydroxybenzylidene)-p-menthan-3-one. Crystallography Reports 47:5, pages 805-811.
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A. Bobrovsky, N. Boiko, V. P. Shibaev, I. Zavarzin, M. Kalik & M. Krayushkin . (2002) Cholesteric mixture containing chiral‐photochromic and diarylethene dopants as novel material with dual photochromism. Polymers for Advanced Technologies 13:8, pages 595-600.
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Alexey Yu. Bobrovsky, Natalia I. Boiko & Valery P. Shibaev. (2001) Chiral Nematic Copolymers with Photoreversible and Irreversible Changing of Helical Supramolecular Structure Pitch. Chemistry of Materials 13:6, pages 1998-2001.
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Alexey Bobrovsky, Natalia Boiko & Valery Shibaev. (2011) Photoactive Cholesteric Polymeric Material With Dual Photochromism. MRS Proceedings 709.
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A. Hoischen, H.-S. Kitzerow, K. Kürschner & P. Strohriegl. (2000) Optical storage effect due to photopolymerization of mesogenic twin molecules. Journal of Applied Physics 87:5, pages 2105-2109.
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Hideshi Hattori & Toshiyuki Uryu. (2000) Synthesis and properties of photochromic liquid-crystalline copolymers containing both spironaphthoxazine and cholesteryl groups. Journal of Polymer Science Part A: Polymer Chemistry 38:5, pages 887-894.
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Toshiya Sagisaka & Yasushi Yokoyama. (2000) Reversible Control of the Pitch of Cholesteric Liquid Crystals by Photochromism of Chiral Fulgide Derivatives. Bulletin of the Chemical Society of Japan 73:1, pages 191-196.
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Peter van de Witte, Edda E. Neuteboom, Martin Brehmer & Johan Lub. (1999) Modification of the twist angle in chiral nematic polymer films by photoisomerization of the chiral dopant. Journal of Applied Physics 85:11, pages 7517-7521.
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Peter van de Witte, Jos van Haaren, Jos Tuijtelaars, Sjoerd Stallinga & Johan Lub. (1999) Preparation of Retarders with a Tilted Optic Axis. Japanese Journal of Applied Physics 38:2R, pages 748.
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Martin Brehmer, Johan LubPeter van de Witte. (1999) Light‐Induced Color Change of Cholesteric Copolymers. Advanced Materials 10:17, pages 1438-1441.
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