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Letters

New Method to Determine Elastic Constants of Nematic Liquid Crystal From C-V Curve

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Pages 133-137 | Received 09 Oct 1981, Published online: 21 Mar 2007

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Raj Kumar Khan, Subhadra Mohapatra & Sharmistha Ghosh. (2023) Semiconducting CdS quantum dots as a guest in a four ring bent-core nematic medium: modified dielectric and elastic properties. Molecular Crystals and Liquid Crystals 0:0, pages 1-12.
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Shivaraja S. J.R. K. Gupta, Sandeep Kumar & Manjuladevi V. (2019) Effect of functionalised silver nanoparticle on the elastic constants and ionic transport of a nematic liquid crystal. Liquid Crystals 46:12, pages 1868-1876.
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Wenjiang Ye, Zhenjie Li, Rui Yuan, Ping Zhang, Tingting Sun, Minglei Cai, Xiaoyan Wang, Jiliang Zhu, Yubao Sun & Hongyu Xing. (2019) Accurate measurement of the twist elastic constant of liquid crystal by using capacitance method. Liquid Crystals 46:3, pages 349-355.
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Srikanth Turlapati, Raj Kumar Khan, P. R. Ramesh, J. Shamanna, Sharmistha Ghosh & Nandiraju V. S. Rao. (2017) Elastic constants, viscosity and dielectric properties of bent-core nematic liquid crystals doped with single-walled carbon nanotubes. Liquid Crystals 44:5, pages 784-797.
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Haiwei Chen, Ruidong Zhu, Jianxiong Zhu & Shin-Tson Wu. (2015) A simple method to measure the twist elastic constant of a nematic liquid crystal. Liquid Crystals 42:12, pages 1738-1742.
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Tetsu Hirose & Atsushi Yoshizawa. (2015) Comparison of electro-optical switching between polymer-stabilised cubic and amorphous blue phases. Liquid Crystals 42:9, pages 1290-1297.
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Niranjan Bala, Pranab Kumar Das, Ruma Basu, Papiya Nandy & Sukhen Das. (2015) Valinomycin-induced pore formation in thin lipid film and its effect on splay and bend elastic constant. Phase Transitions 88:4, pages 421-429.
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Jitendra Kumar, V. Manjuladevi, R.K. Gupta & S. Kumar. (2015) Effect of octadecylamine-functionalised SWCNTs on the elastic constants and electro-optic response of a liquid crystal. Liquid Crystals 42:3, pages 361-369.
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Atsushi Yoshizawa, Shota Chiba & Fumitaka Ogasawara. (2007) Synthesis and physical properties of novel liquid crystal oligomers possessing polar terminal groups. Liquid Crystals 34:3, pages 373-379.
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M. Ginovska, G. Czechowski, A. Andonovski & J. Jadzyn. (2002) Dielectric, viscous and elastic properties of nematogenic 1-(4- trans -propylcyclohexyl)-2-(4-cyanophenyl)ethane. Liquid Crystals 29:9, pages 1201-1207.
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Hidenari Akiyama & Yasufumi Iimura. (2000) New Measurement Method of Polar Anchoring Energy of Nematic Liquid Crystals. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 350:1, pages 67-77.
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H.J. Coles, D.A. Dunmur, H. Kagawa, K. Kondo, N. Kunimatsu, G.R. Luckhurst & C. Schott. (2000) The Effect of Dopants on the Twist Elastic Constant and the Rotational Viscosity Coefficient for Nematics. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 347:1, pages 157-166.
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Shigeru Kibe, Hirotsugu Kikuchi & Tisato Kajiyama. (1996) Steep electro-optical response of nematic liquid crystalline molecules induced by addition of polymeric chains. Liquid Crystals 21:6, pages 807-815.
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H. Yamamoto, F. Takeshita, K. Terashima, Y. Kubo, Y. Goto, S. Sawada & S. Yano. (1995) Liquid Crystalline Compounds Having 1,2,3-Trifluorophenyl Substituent for AM-LCDs with Low-Voltage IC Driver. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 264:1, pages 57-65.
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Masahiro Imai, Hiroyoshi Naito, Masahiro Okuda & Akihiko Sugimura. (1995) Measurement of Rotational Viscosity and Pretilt Angle in Nematics from Transient Current. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 262:1, pages 267-274.
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P. Chatopadhayay & S.K. Roy. (1994) Splay and Bend Elastic Constants in 7CB and 8CB. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 257:1, pages 89-98.
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StephenW. Morris, P. Palffy-muhoray & D.A. Balzarini. (1986) Measurements of the Bend and Splay Elastic Constants of Octyl-Cyanobiphenyl. Molecular Crystals and Liquid Crystals 139:3-4, pages 263-280.
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D.A. Balzarini, D.A. Dunmur & P. Prlffy-muhoray. (1984) High Voltage Birefringence Measurements of Elastic Constants. Molecular Crystals and Liquid Crystals 102:2, pages 35-41.
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G.V. Varshini, D.S. Shankar Rao, Uma S. Hiremath, C.V. Yelamaggad & S. Krishna Prasad. (2021) Dielectric and viscoelastic investigations in a binary system of soft- and rigid-bent mesogens exhibiting the twist-bend nematic phase. Journal of Molecular Liquids 323, pages 114987.
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Pragnya Satapathy, Srividhya Parthasarathi, D S Shankar Rao, Madhubabu Kanakala, C V Yelamaggad & S Krishna Prasad. (2018) Influence of zinc oxide nanorods on an orientationally ordered fluid comprising soft-bent dimers. Bulletin of Materials Science 41:5.
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Jitendra Kumar, Veena Prasad & Monika Manjunath. (2018) Quantum dots dispersed hockey stick nematic liquid crystal: Studies on dielectric permittivity, elastic constants and electrical conductivity. Journal of Molecular Liquids 266, pages 10-18.
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R. K. Khan, S. Turlapati, N. Begum, G. Mohiuddin, N. V. S. Rao & S. Ghosh. (2018) Impact of terminal polar substitution on elastic, electro-optic and dielectric properties of four-ring bent-core nematic liquid crystals. RSC Advances 8:21, pages 11509-11516.
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Raj Kumar Khan, Srikanth Turlapati, Nandiraju V. S. Rao & Sharmistha Ghosh. (2017) Elastic and dielectric properties of ferroelectric nanoparticles/bent-core nematic liquid crystal blend. The European Physical Journal E 40:9.
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R.K. Khan, S. Turlapati, N.V.S. Rao & S. Ghosh. (2017) Sign-inversion of elastic anisotropy in a bent-core nematic liquid crystal doped with carbon nanodots. Journal of Molecular Liquids 225, pages 328-332.
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Srividhya Parthasarathi, D. S. Shankar Rao, Nani Babu Palakurthy, C. V. Yelamaggad & S. Krishna Prasad. (2016) Binary System Exhibiting the Nematic to Twist-Bend Nematic Transition: Behavior of Permittivity and Elastic Constants. The Journal of Physical Chemistry B 120:22, pages 5056-5062.
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P. Lakshmi Madhuri, Uma S. Hiremath, C. V. Yelamaggad, K. Priya Madhuri & S. Krishna Prasad. (2016) Influence of virtual surfaces on Frank elastic constants in a polymer-stabilized bent-core nematic liquid crystal. Physical Review E 93:4.
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Hyojin Lee, Hyungmin Kim, Jongyoon Kim & Ji-Hoon Lee. (2016) Dependence of image flickering of negative dielectric anisotropy liquid crystal on the flexoelectric coefficient ratio and the interdigitated electrode structure. Journal of Physics D: Applied Physics 49:7, pages 075501.
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Tetsu Hirose & Atsushi Yoshizawa. (2016) Odd–even effects of an asymmetric dimer on the double-twist structure in an amorphous blue phase. Journal of Materials Chemistry C 4:36, pages 8565-8574.
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Srividhya Parthasarathi, D.S. Shankar Rao, Hemant Kumar Singh, B. Singh & S. Krishna Prasad. (2015) Anchoring transition driven by short range ordering in calamitic-discotic composites. Thermochimica Acta 616, pages 61-68.
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P. Lakshmi Madhuri, S. Krishna Prasad, Uma S. Hiremath & C. V. Yelamaggad. (2014) Photo-driven giant reduction of the Frank elastic constants in a bent-core nematic liquid crystal. Applied Physics Letters 104:24.
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