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The effect of rubbed polymer films on the liquid crystal alignment

✍ Scribed by Ishihara, Shoichi; Wakemoto, Hirofumi; Nakazima, Keizo; Matsuo, Yoshihiro

Book ID
120828867
Publisher
Taylor and Francis Group
Year
1989
Tongue
English
Weight
465 KB
Volume
4
Category
Article
ISSN
0267-8292

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Enhanced, Perpendicular Liquid-Crystal A
Enhanced, Perpendicular Liquid-Crystal Alignment on Rubbed Films of a Coumarin-Containing Polystyrene
✍ Hyo Kang; Ki-Sun Kwon; Daeseung Kang; Jong-Chan Lee πŸ“‚ Article πŸ“… 2007 πŸ› John Wiley and Sons 🌐 English βš– 197 KB

## Abstract We synthesized a series of polystyrene derivatives containing coumarin side groups using polymer analogous reactions. The liquid‐crystal (LC) alignment director for these polymer films was found to be perpendicular to the rubbing direction. The contrast ratio and anchoring‐energy values