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Detailed investigation on factors governing liquid crystal alignment on rubbed polystyrene films

✍ Scribed by Suk Gyu Hahm; Taek Joon Lee; Seung Woo Lee; Jinhwan Yoon; Moonhor Ree


Book ID
104062209
Publisher
Elsevier Science
Year
2006
Tongue
English
Weight
267 KB
Volume
132
Category
Article
ISSN
0921-5107

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## 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