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Perfluoropolymer Surface for Shock‐free Homeotropic Alignment of Smectic Liquid Crystals

2009; Volume: 22; Issue: 1 Linguagem: Inglês

10.1002/adma.200901777

1521-4095

Soon Moon Jeong, Jin Ki Kim, Yoshio Shimbo, Fumito Araoka, Surajit Dhara, Na Young Ha, Ken Ishikawa, Hideo Takezoe,

Photonic Crystals and Applications

Advanced MaterialsVolume 22, Issue 1 p. 34-38 Communication Perfluoropolymer Surface for Shock-free Homeotropic Alignment of Smectic Liquid Crystals Soon Moon Jeong, Soon Moon Jeong Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan) Present address: Central Technical Research Laboratory, Nippon Oil Corporation, 8 Chidori-cho, Naka-ku, Yokohama 231-0815, JapanSearch for more papers by this authorJin Ki Kim, Jin Ki Kim Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Search for more papers by this authorYoshio Shimbo, Yoshio Shimbo Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Search for more papers by this authorFumito Araoka, Fumito Araoka Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Search for more papers by this authorSurajit Dhara, Surajit Dhara School of Physics University of Hyderabad Hyderabad 500046 (India)Search for more papers by this authorNa Young Ha, Na Young Ha Department of Physics and Division of Energy Systems Research Ajou University 443-749 Suwon (Republic of Korea)Search for more papers by this authorKen Ishikawa, Ken Ishikawa Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Search for more papers by this authorHideo Takezoe, Corresponding Author Hideo Takezoe [email protected] Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan).Search for more papers by this author Soon Moon Jeong, Soon Moon Jeong Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan) Present address: Central Technical Research Laboratory, Nippon Oil Corporation, 8 Chidori-cho, Naka-ku, Yokohama 231-0815, JapanSearch for more papers by this authorJin Ki Kim, Jin Ki Kim Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Search for more papers by this authorYoshio Shimbo, Yoshio Shimbo Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Search for more papers by this authorFumito Araoka, Fumito Araoka Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Search for more papers by this authorSurajit Dhara, Surajit Dhara School of Physics University of Hyderabad Hyderabad 500046 (India)Search for more papers by this authorNa Young Ha, Na Young Ha Department of Physics and Division of Energy Systems Research Ajou University 443-749 Suwon (Republic of Korea)Search for more papers by this authorKen Ishikawa, Ken Ishikawa Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Search for more papers by this authorHideo Takezoe, Corresponding Author Hideo Takezoe [email protected] Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan)Department of Organic and Polymeric Materials Tokyo Institute of Technology 2-12-1 O-okayama, Meguro-ku, Tokyo 152-8552 (Japan).Search for more papers by this author First published: 22 December 2009 https://doi.org/10.1002/adma.200901777Citations: 24AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Graphical Abstract Perfect homeotropic alignment of smectic liquid crystals is demonstrated using an amorphous perfluoropolymer as an alignment layer (see figure). The hydrophobic surface of the perfluoropolymer allows rapid recovery to the homeotropic orientation from the damaged layer structure caused by mechanical shock— for example pressing with tweezers— or crystallization. References 1 J. L. Janning, Appl. Phys. Lett. 1972, 21, 173. 2 P. Chaudhari, J. Lacey, J. Doyle, E. Galligan, S. A. Lien, A. Callegari, G. Hougham, N. D. Lang, P. S. Andry, R. John, K. Yang, M. Lu, C. Cai, J. Speidell, S. Purushothaman, J. Ritsko, M. Samant, J. Stohr, Y. Nakagawa, Y. Katoh, Y. Saitoh, K. Sakai, H. Satoh, S. Odahara, H. Nakano, J. Nakagaki, Y. Shiota, Nature 2001, 411, 56. 3 M. Lu, Jpn. J. Appl. Phys. 2004, 43, 8156. 4 P. K. Son, J. H. Park, S. S. Cha, J. C. Kim, T. H. Yoon, S. J. Rho, B. K. Jeon, J. S. Kim, S. K. Lim, K. H. Kim, Appl. Phys. Lett. 2006, 88, 263512. 5 C. 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