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Original Articles

Accurate Measurement of the Pretilt Angle in a Liquid Crystal Cell by an Improved Crystal Rotation Method

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Pages 147-157 | Received 01 Jun 1993, Accepted 26 Jul 1993, Published online: 24 Sep 2006

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Read on this site (7)

TatianaA. Sergan, Vassili Sergan, Raul Herrera, Lu Lu, PhillipJ. Bos & EkaterinaV. Sergan. (2013) In situ control of surface molecular order in liquid crystals using a localised polymer network and its application to electro-optical devices. Liquid Crystals 40:1, pages 72-82.
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V. Lapanik, V. Bezborodov, W. Haase, A. Lapanik, A. Minko & G. Sasnouski. (2011) Shock-Free Ferroelectric Liquid Crystal Compositions: Optimized Chiral Compounds and Their Mixing Ratio with Non-Chiral Components. Molecular Crystals and Liquid Crystals 542:1, pages 48/[570]-55/[577].
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B. Cerrolaza, M. A. Geday, J. M. Otón, X. Quintana & N. Bennis. (2008) Measuring Thickness and Pretilt in Reflective Vertically Aligned Nematic Liquid Crystal Displays. Molecular Crystals and Liquid Crystals 494:1, pages 222-230.
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Ryuichi Arafune, Kenji Sakamoto & Sukekatsu Ushioda. (2001) Effect of a Cleaning Treatment on the Orientational Distribution of Polyimide Backbone Structures in Rubbed Films and on the Pretilt Angle of Liquid Crystals. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 368:1, pages 633-641.
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K.Y. Han, T. Uchtda & S.B. Kwon. (1997) A Nod Optical Measurement Method for the Determination of LC Pretilt Angle without a Restriction of Pretilt Magnitude and a Cell Gap of LC. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 302:1, pages 157-162.
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K. Sakamoto, N. Abe, R. Arafune & S. Ushioda. (1997) Orientation of the Backbone Structure of Polyimide with Alkyl Side-Chains: Determination by Infrared Absorption Spectroscopy. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 299:1, pages 169-174.
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K.Y. Han & T. Uchida. (1995) Temperature Dependence of LC-Molecular Alignment on Rubbed Polymer Layer. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 262:1, pages 45-52.
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Hong-Gyu Park, Jin-Ah Kim & Bong-Jin Ko. (2022) Electro-Optical Characteristics of Solution-Derived Zinc Oxide Film According to Number of Rubbing Iterations for Liquid Crystal Alignment. Crystals 12:12, pages 1711.
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Dong-Wook Lee, Dong-Hyun Kim, Jin-Young Oh, Dae-Hyun Kim, Se-Hoon Choi, Jin-Ah Kim, Hong-Gyu Park & Dae-Shik Seo. (2022) Self-Aligned Liquid Crystals on Anisotropic Nano/Microstructured Lanthanum Yttrium Strontium Oxide Layer. Materials 15:19, pages 6843.
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Dong Wook Lee, Eun Mi Kim, Gi Seok Heo, Dong Hyun Kim, Jin Young Oh, Dae-Hyun Kim, Yang Liu & Dae-Shik Seo. (2022) A solution-derived bismuth aluminum gallium tin oxide film constructed by a brush coating method for spontaneous liquid crystal alignment. Materials Advances 3:14, pages 6019-6027.
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Dong Wook Lee, Dong Hyun Kim, Jin Young Oh, Dae‐Hyun Kim, Yang Liu & Dae‐Shik Seo. (2022) Tunable Liquid Crystal Alignment and Driving Mode on Lanthanum Aluminum Zirconium Zinc‐Oxide Thin Film Achieved by Convenient Brush‐Coating Method. ChemNanoMat 8:7.
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Dong-Wook Lee, Dong-Hyun Kim, Jonghoon Won, Jin-Young Oh & Dae-Shik Seo. (2022) Achievement of Unidirectional Aluminum Tin Oxide/UV-Curable Polymer Hybrid Film via UV Nanoimprinting Lithography for Uniform Liquid Crystal Alignment. Crystals 12:6, pages 855.
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Dong Wook Lee, Eun Mi Kim, Gi Seok Heo, Dong Hyun Kim, Jin Young Oh, Dae-Hyun Kim, Yang Liu & Dae-Shik Seo. (2022) Oriented Yttrium Strontium Tin Oxide Micro/Nanostructures Induced by Brush Coating for Low-Voltage Liquid Crystal Systems. ACS Applied Nano Materials 5:5, pages 6925-6934.
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Dong Wook Lee, Dong Hyun Kim, Jin Young Oh, Yang Liu & Dae-Shik Seo. (2022) Nanopattern transfer on bismuth gallium oxide surface via sol-gel stamp process applied for uniform liquid crystal alignment. Applied Surface Science 576, pages 151712.
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Dong Wook Lee, Dong Hyun Kim, Jin Young Oh & Dae-Shik Seo. (2022) A fine-ordered nanostructured bismuth tin oxide thin film constructed via sol–gel nanopatterning for liquid crystal system. Applied Physics A 128:2.
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V. Sergan, T. Sergan, I. Dozov, S. Joly & R. Voss. (2020) Orientational order induced by a polymer network in the isotropic phase of liquid crystal. Physical Review E 101:5.
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Bing-Xiang Li, Rui-Lin Xiao, Sathyanarayana Paladugu, Sergij V. Shiyanovskii & Oleg D. Lavrentovich. (2019) Dye-doped dual-frequency nematic cells as fast-switching polarization-independent shutters. Optics Express 27:4, pages 3861.
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Vassili Sergan, Tatiana A. Sergan, Phillip J. Bos, Lu Lu, Raul Herrera & Ekaterina V. Sergan. (2018) Control of liquid crystal alignment using surface-localized low-density polymer networks and its applications to electro-optical devices. Journal of Molecular Liquids 267, pages 131-137.
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T. Sergan, I. Dozov, V. Sergan & R. Voss. (2017) Comparative study of the anchoring strength of reactive mesogens and industrial polyimides used for the alignment of liquid crystals. Physical Review E 95:5.
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Yen-Te Chiang, Tsu-Ruey Chou, Szu-Hua Chen & Chih-Yu Chao. (2017) Effects of Low Viscosity Liquid on the Electro-Optical Properties of Inverse Twisted Nematic Liquid Crystal Display. IEEE Transactions on Electron Devices 64:4, pages 1630-1634.
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Victor V. Belyaev, Alexey S. Solomatin & Denis N. Chausov. (2013) Measurement of the liquid crystal pretilt angle in cells with homogeneous and inhomogeneous liquid crystal director configuration. Applied Optics 52:13, pages 3012.
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Victor V. Belyaev, Alexey S. Solomatin, Denis N. Chausov & Artem A. Gorbunov. (2012) P‐137: Measurement of the LC Pretilt Angle and Polar Anchoring in Cells with Homogeneous and Inhomogeneous LC Director Configuration and Weak Anchoring on Organosilicon Aligning Films. SID Symposium Digest of Technical Papers 43:1, pages 1422-1425.
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Dongyu Zhao, Wei Zhou, Xiaopeng Cui, Yu Tian, Lin Guo & Huai Yang. (2011) Alignment of Liquid Crystals Doped with Nickel Nanoparticles Containing Different Morphologies. Advanced Materials 23:48, pages 5779-5784.
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Xiaopeng Cui, Lei Wang, Tao Liu, Xu Liu, Qi Huang, Qing Liu, Wanli He, Guojie Wang, Zhou Yang & Huai Yang. (2011) Interfacial molecular self-assembled films of amphiphilic disclike molecules induce uniform alignment of nematic liquid crystals. Colloids and Surfaces A: Physicochemical and Engineering Aspects 384:1-3, pages 186-193.
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Victor V. Belyaev & Vera G. Mazaeva. (2012) P‐220: Invited Poster : Green Technologies for LC Alignment by Organosilicon Compounds' Films . SID Symposium Digest of Technical Papers 42:1, pages 1412-1415.
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Beatriz Cerrolaza, Morten Andreas Geday, Xabier Quintana & José Manuel Otón. (2011) An Optical Method for Pretilt and Profile Determination in LCOS VAN Displays. Journal of Display Technology 7:3, pages 141-150.
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V. Lapanik, V. Bezborodov, S. Timofeev & W. Haase. (2010) Shock-free ferroelectric liquid crystal displays with high optical contrast. Applied Physics Letters 97:25.
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Wen Jun Zheng. (2010) Anisotropic Reflectivity of Rubbed Polyimide Liquid Crystal Alignment Layer. Key Engineering Materials 428-429, pages 309-316.
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Dongyu Zhao, Wei Huang, Hui Cao, Yudong Zheng, Guojie Wang, Zhou Yang & Huai Yang. (2009) Homeotropic Alignment of Nematic Liquid Crystals by a Photocross-Linkable Organic Monomer Containing Dual Photofunctional Groups. The Journal of Physical Chemistry B 113:10, pages 2961-2965.
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Kiyoaki Usami, Kenji Sakamoto, Junichiro Yokota, Yoichi Uehara & Sukekatsu Ushioda. (2008) Polyimide photo-alignment layers for inclined homeotropic alignment of liquid crystal molecules. Thin Solid Films 516:9, pages 2652-2655.
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X. Quintana, M.A. Geday, B. Cerrolaza, D. Perez-Medialdea, N. Bennis & J.M. Oton. (2007) Measurement of Pretilt Angle and Cell Gap in Reflective Vertically Aligned Nematics. Measurement of Pretilt Angle and Cell Gap in Reflective Vertically Aligned Nematics.
Kenji Sakamoto, Kiyoaki Usami, Toru Sasaki, Yoichi Uehara & Sukekatsu Ushioda. (2006) Pretilt Angle of Liquid Crystals on Polyimide Films Photo-Aligned by Single Oblique Angle Irradiation with Un-polarized Light. Japanese Journal of Applied Physics 45:4R, pages 2705.
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Al. Muravsky, An. Murauski, V. Mazaeva & V. Belyaev. (2012) Parameters on the LC alignment of organosilicon compound films. Journal of the Society for Information Display 13:4, pages 349-356.
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Kenji Sakamoto, Kiyoaki Usami, Takashi Kanayama, Manabu Kikegawa & Sukekatsu Ushioda. (2003) Photoinduced inclination of polyimide molecules containing azobenzene in the backbone structure. Journal of Applied Physics 94:4, pages 2302-2307.
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Qiang Lin, Henian Zhu, Yongxing Tang, Fuizi Yang & Hongjin Gao. (2000) Accurate optical determination of liquid crystal tilt angle by the half-leaky guided mode technique. Displays 21:2-3, pages 111-119.
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F. H. Yu & H. S. Kwok. (1999) Comparison of extended Jones matrices for twisted nematic liquid-crystal displays at oblique angles of incidence. Journal of the Optical Society of America A 16:11, pages 2772.
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Kenji Sakamoto, Naoki Ito, Ryuichi Arafune & Sukekatsu Ushioda. (1999) Determination of the molecular orientation of very thin films on solid substrates: surface liquid crystal layers and rubbed polyimide films. Vibrational Spectroscopy 19:1, pages 61-69.
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U. Kühnau, A. G. Petrov, G. Klose & H. Schmiedel. (1999) Measurements of anchoring energy of a nematic liquid crystal, 4-cyano- -pentylbiphenyl, on Langmuir-Blodgett films of dipalmitoyl phosphatidylcholine . Physical Review E 59:1, pages 578-585.
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R. Arafune, K. Sakamoto, S. Ushioda, S. Tanioka & S. Murata. (1998) Importance of rubbing-induced inclination of polyimide backbone structures for determination of the pretilt angle of liquid crystals. Physical Review E 58:5, pages 5914-5918.
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R. Arafune, K. Sakamoto & S. Ushioda. (1997) Correlation between the pretilt angle of liquid crystal and the inclination angle of the polyimide backbone structure. Applied Physics Letters 71:19, pages 2755-2757.
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Y.J. Choi, J.H. Kim & S.B. Kwon. (1997) The Comprehensive Investigation On The Modified Crystal Rotation Method Using Prisms. The Comprehensive Investigation On The Modified Crystal Rotation Method Using Prisms.
R. Arafune, K. Sakamoto, D. Yamakawa & S. Ushioda. (1996) Pretilt angles of liquid crystals in contact with rubbed polyimide films with different chain inclinations. Surface Science 368:1-3, pages 208-212.
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