Presentation 1996/7/25
Photoregulation of Liquid Crystal Alignment Using Azobenzene Monolayers and Generation of Maxwell-displacement-current
Woo-Yeon Kim, Mitsumasa Iwamoto,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Maxwell-displacement-current(MDC) measuring technique has been applied for the investigation of monolayers of poly(vinyl alcohol)s bearing azobenzene side-chains (6Az5PVA) mixed with p-pentyl-p'-cyano-biphenyls(5CBs) on a water surface. For mixed monolayers containing trans-form 6Az5PVA and LCs, displacement current due to photoisomerization was not generated with alternative photo-irradiation with UV and visible light. In contrast, for mixed monolayers containing cis-form 6Az5PVA and LCs,displacement current was generated. Finally, it was found that the 6Az5PVA alignment layers deposited in cis-form could photoregulate the orientation of LCs.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Displacement current / Langmuir-Blodgett film / Command surface / Photoisomerization / Regulation of Liquid crystal
Paper # OME96-41
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Conference Information
Committee OME
Conference Date 1996/7/25(1days)
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Paper Information
Registration To Organic Material Electronics (OME)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Photoregulation of Liquid Crystal Alignment Using Azobenzene Monolayers and Generation of Maxwell-displacement-current
Sub Title (in English)
Keyword(1) Displacement current
Keyword(2) Langmuir-Blodgett film
Keyword(3) Command surface
Keyword(4) Photoisomerization
Keyword(5) Regulation of Liquid crystal
1st Author's Name Woo-Yeon Kim
1st Author's Affiliation Department of Physical Electronics, Tokyo Institute of Technology()
2nd Author's Name Mitsumasa Iwamoto
2nd Author's Affiliation Department of Physical Electronics, Tokyo Institute of Technology
Date 1996/7/25
Paper # OME96-41
Volume (vol) vol.96
Number (no) 195
Page pp.pp.-
#Pages 6
Date of Issue