Presentation 1998/1/30
Alignment of Liquid Crystal Molecules at (Polymer/Liquid Crystal) Interface
Hirotsugu Kikuchi, Takahito Yoshida, Tisato Kajiyama,
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Abstract(in English) Orientational adsorption behavior of liquid crystalline (LC) molecule onto a rubbed polymer surface was evaluated by measuring the optical retardation of the rubbed substrate dipped in a solution in which a liquid crystal was dissolved by organic solvent. The LC molecules were adsorbed in the direction parallel to the rubbing direction. The adsorbed molecules were not easily desorbed even if the substrate was rinsed by pure solvent. The adsorption of molecules of which intermolecular interaction was larger reached the equivalent state at lower concentration of solution. This result indicates that a selective adsorption should occur at an interface between LC mixture and a substrate, that is, there should be some difference in the constituent fraction of LC between interface and bulk.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) polymer/liquid crystal interface / rubbing / orientational adsorption / anchoring
Paper # EID97-101
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Committee EID
Conference Date 1998/1/30(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Alignment of Liquid Crystal Molecules at (Polymer/Liquid Crystal) Interface
Sub Title (in English)
Keyword(1) polymer/liquid crystal interface
Keyword(2) rubbing
Keyword(3) orientational adsorption
Keyword(4) anchoring
1st Author's Name Hirotsugu Kikuchi
1st Author's Affiliation Functional Materials Group Department of Materials Physics and Chemistry Graduate School of Engineering, Kyushu University()
2nd Author's Name Takahito Yoshida
2nd Author's Affiliation Functional Materials Group Department of Materials Physics and Chemistry Graduate School of Engineering, Kyushu University
3rd Author's Name Tisato Kajiyama
3rd Author's Affiliation Functional Materials Group Department of Materials Physics and Chemistry Graduate School of Engineering, Kyushu University
Date 1998/1/30
Paper # EID97-101
Volume (vol) vol.97
Number (no) 520
Page pp.pp.-
#Pages 4
Date of Issue