Presentation 1999/5/21
Equilibrium shape of a smectic-A phase in an isotropic phase formed on a substrate surface
M. Todorokihara, H. Naito,
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Abstract(in English) Equilibrium shapes of smectic-A domains in an isotropic phase formed on a substrate surface have been observed using a polarizing microscope. To determine the shape of the smectic-A domains, we simulated polarizing-microscope images of some of the possible structures. From a comparison between experimental and simulated images, it is concluded that the shape formed on the substrate surface is a hemisphere, The hemispherical smectic-A domains are shown to be equilibrium shapes theoretically by taking account of the fact that the transition temperature, from the isotropic phase to the coexisting phase of smectic-A and isotropic phases, is dependent on the molar concentration of the liquid crystal mixture.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) smectic-A liquid crystal / isotropic phase / simulated polarizing-microscope images / equilibrium shape
Paper # OME99-20
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Committee OME
Conference Date 1999/5/21(1days)
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Registration To Organic Material Electronics (OME)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Equilibrium shape of a smectic-A phase in an isotropic phase formed on a substrate surface
Sub Title (in English)
Keyword(1) smectic-A liquid crystal
Keyword(2) isotropic phase
Keyword(3) simulated polarizing-microscope images
Keyword(4) equilibrium shape
1st Author's Name M. Todorokihara
1st Author's Affiliation Department of Physics and Electronics, Osaka Prefecture University()
2nd Author's Name H. Naito
2nd Author's Affiliation Department of Physics and Electronics, Osaka Prefecture University
Date 1999/5/21
Paper # OME99-20
Volume (vol) vol.99
Number (no) 79
Page pp.pp.-
#Pages 5
Date of Issue