Presentation 2000/10/19
Control of reflected light in Ta_2O_5 optical wave-guide device by nematic liquid crystal cell
Yuka MATSUBAYASHI, Eiji ITOH, Keiichi Miyairi,
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Abstract(in English) The tantalum oxide film has excellent optical characteristics such as high refractive index and low propagation loss in the visible light region compared with other metal oxides. In this study, we combined the nematic liquid crystal cell having large refractive index anisotropy on the tantalum oxide optical wave guide in order to control the reflected light at the tantalum oxide/liquid crystal organic layer interface. It was found that both output light and the capacitance of liquid crystal were controllable by the applied voltage to the liquid crystal. It was also found that the output light change was improved by the insertion of very thin polyimide orientation layer and the rubbing condition.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Tantalum oxide / Optical wave guide / Liquid crystal / Optical control / Rubbing
Paper # CPM2000-124
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Committee CPM
Conference Date 2000/10/19(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Control of reflected light in Ta_2O_5 optical wave-guide device by nematic liquid crystal cell
Sub Title (in English)
Keyword(1) Tantalum oxide
Keyword(2) Optical wave guide
Keyword(3) Liquid crystal
Keyword(4) Optical control
Keyword(5) Rubbing
1st Author's Name Yuka MATSUBAYASHI
1st Author's Affiliation Department of Electrical and Electronic Engineering, Shinshu University()
2nd Author's Name Eiji ITOH
2nd Author's Affiliation Department of Electrical and Electronic Engineering, Shinshu University
3rd Author's Name Keiichi Miyairi
3rd Author's Affiliation Department of Electrical and Electronic Engineering, Shinshu University
Date 2000/10/19
Paper # CPM2000-124
Volume (vol) vol.100
Number (no) 395
Page pp.pp.-
#Pages 6
Date of Issue