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Soft-lithography for Preparing Patterned Liquid Crystal Orientations  

Kim, Hak-Rim (Department of Electronics and Computer Engineering, Hanyang University, Student Member, KIDS)
Jung, Jong-Wook (Department of Electronics and Computer Engineering, Hanyang University)
Shin, Min-Soo (Department of Electronics and Computer Engineering, Hanyang University)
Kim, Myung-Eun (Department of Electronics and Computer Engineering, Hanyang University)
Lee, You-Jin (Department of Electronics and Computer Engineering, Hanyang University)
Kim, Jae-Hoon (Department of Electronics and Computer Engineering, Hanyang University)
Abstract
We demonstrate novel soft-lithographic techniques for preparing patterned liquid crystal (LC) orientations at an alignment layer. By controlling patterning conditions such as wetting property and operating temperature depending on polymeric materials, multi-directional or modified LC alignment conditions can be simply achieved.
Keywords
liquid crystal alignment; micro-contact printing; patterned alignment layer; surface wetting;
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