Category : Orihara group

S. Ujiie / International Conference(2010)

Poster / Contributed
Seiji Ujiie, Genichiro Shimada, Hinako Suematsu, Masanori Nata, and Hiroshi Orihara
“Orientational Properties of Chiral Liquid Crystalline Materials with Amphiphilic Structures”
International Symposium on Non-Equilibrium Soft Matter 2010 (Aug. 17-20, 2010), Nara, Japan
Poster / Contributed
Genichiro Shimada, Hinako Suematsu, Masanori Nata, and Seiji Ujiie
“Ionic Liquid Crystalline Materials with Ammonium Terminal Groups”
23rd International Liquid Crystal Conference (Jul. 11-16, 2010), Krakow, Poland
Poster / Contributed
Hinako Suematsu, Genichiro Shimada, Masanori Nata, and Seiji Ujiie
“Thermal and Liquid Crystalline Properties of Amphiphilic Mesogens with Hydrophilic Groups at Both Terminals”
23rd International Liquid Crystal Conference (Jul. 11-16, 2010), Krakow, Poland

H. Orihara / Original Papers(2010)

Hiroshi Orihara, Yuki Nishimoto, Kohei Aida, Yang Ho Na, Tomoyuki Nagaya, and Seiji Ujiie
“Morphology and Rheology of an Immiscible Polymer Blend Subjected to a Step Electric Field under Shear Flow”
Journal of Physics: Condensed Matter, in press
Hiroshi Orihara, Yuki Nishimoto, Kohei Aida, and Yang Ho Na
“Three-dimensional Observation of an Immiscible Polymer Blend Subjected to a Stepelectric Field under Shear Flow”
Phys. Rev. E, Vol. 83, 026302-1 – 026302-8 (2011)

H. Orihara / International Conference(2010)

Oral / Invited
Hiroshi Orihara, Yuki Nishimoto, Kohei Aida, Yang Ho Na, Tomoyuki Nagaya, and Seiji Ujiie
“Relationship Between Morphology and Rheology of Immiscible Polymer Blends”
International symposium on Non-Equilibrium Soft Matter (Aug. 17-20, 2010), Nara, Japan
Poster / Contributed
Kohei Aida*, Yang Ho Na, Tomoyuki Nagaya, Seiji Ujiie, and Hiroshi Orihara
“Coalescence of Polymer Droplets Subjected to Electric Fields”
International symposium on Non-Equilibrium Soft Matter (Aug. 17-20, 2010), Nara, Japan
Oral / Contributed
Hiroshi Orihara
“Morphology and Rheology of Immiscible Polymer Blends under Electric Fields”
ISSP International Work Shop on Soft Matter Physics (Aug. 9-13, 2010), Kashiwa, Japan
Oral / Contributed
Hiroshi Orihara*, Yuki Nishimoto, Kohei Aida, Yang Ho Na, and Tomoyuki Nagaya
“Transient Response of Electrorheological Effect to a Step Electric Field in an Immiscible Polymer Blend”
5th Pacific Rim Conference on Rheology (Aug. 1-6, 2010), Sapporo, Japan
Poster / Contributed
Aida Kohei*, Yang Ho Na, Tomoyuki Nagaya, Seiji Ujiie, and Hiroshi Orihara
“Coalescence of droplets in an Immiscible Polymer Blend under Electric Fields”
5th Pacific Rim Conference on Rheology (Aug. 1-6, 2010), Sapporo, Japan

H. Orihara / Original Papers(2009)

Ken-ichi Mimura, Yuki Nishimoto, Hiroshi Orihara, Makoto Moriya, Wataru Sakamoto, and Toshinobu Yogo
“Synthesis of Transparent and Field-Responsive BaTiO3 Particle/Organosiloxane Hybrid Fluid”
Angew. Chem. Int. Ed., Vol. 49, 4902-4906 (2010)
Andika Fajar and Hiroshi Orihara
“Second-harmonic Dielectric Response of an Antiferroelectric Liquid Crystal under DC Electric Fields”
Phys. Rev. E, Vol. 81, 031710-1 – 031710-5 (2010)
Kohei Aida, Yang Ho Na, Tomoyuki Nagaya, and Hiroshi Orihara
“Storage Shear Modulus of Columnar Structure Formed in an Immiscible Polymer Blend under Electric Fields”
Phys. Rev. E, Vol. 80, 041807-1-5 (2009)
Andika Fajar and Hiroshi Orihara
“Dielectric Relaxation under DC Field in an Antiferroelectric Liquid Crystal MHPOCBC”
Mol. Cryst. Liq. Cryst., Vol. 511, 1709-1717 (2009)

Yang-Ho Na Original Papers(2009)

Yang Ho Na, Kohei Aida, Ryosuke Sakai, Toyoji Kakuchi, and Hiroshi Orihara
“Response of Shear Stress to ac Electric Fields under Steady Shear Flow in a Droplet-Dispersed Phase”
Phys. Rev. E, Vol. 80, 061803-1-061803-7 (2009)

S. Ujiie / International Conference(2009)

Poster / Contributed
Ayako Kamahori*, Yusuke Masuda, and Seiji Ujiie
“Preparation and Thermal Properties of Liquid Crystalline Ionic Complexes”
The 10th Asian Textile Conference (Sep. 7-9, 2009), Ueda, Japan
Poster / Contributed
Takeshi Yoshimi*, Masaya Moriyama, and Seiji Ujiie
“Photochromism and Reversible Orientational Transition in Langmuir-Blodgett Films of Amphiphilic Liquid Crystalline Azo-Polymers”
The 10th Asian Textile Conference (Sep. 7-9, 2009), Ueda, Japan
Poster / Contributed
Jinzhi Wu*, Masanori Nata, and Seiji Ujiie
“Orientational and Liquid Crystalline Properties of Ionized Azobenzne Materials”
The 10th Asian Textile Conference (Sep. 7-9, 2009), Ueda, Japan
Poster / Contributed
Hisae Takebayashi*, Yusuke Masuda, and Seiji Ujiie
“Thermal Properties of Liquid Crystalline Dendritic and Branched Polymers”
The 10th Asian Textile Conference (Sep. 7-9, Japan), Ueda, Japan

Yang-Ho Na / International Conference(2008)

Poster / Contributed
Yang Ho Na, Kana Tanabu, Kohei Aida, Ryosuke Sakai, Toyoji Kakuchi, Seiji Ujiie, and Hiroshi Orihara
“Structural Changes and Rheological Characteristics of Immiscible Polymer Blends under Shear Flow and Electric Fields”
42nd World Polymer Congress (Macro 2008) (Jun. 29-Jul. 4, 2008), Taipei, Taiwan
Poster /
Kohei Aida*, Yang Ho Na, Seiji Ujiie, Tomoyuki Nagaya, and Hiroshi Orihara
“Structure Formation in an Immiscible Polymer Blend under External Fields”
International Symposium on Non-Equilibrium Soft Matter (Jun. 2-5, 2008), kyoto, Japan
Poster /
Yang-Ho Na*, Kana Tanabu, Kohei Aida, Seiji Ujiie, and Hiroshi Orihara
“Electrorheological Response of Droplet-Dispersed Phase to AC Electric Field under Shear Flow”
International Symposium on Non-Equilibrium Soft Matter (Jun. 2-5, 2008), kyoto, Japan

Yang-Ho Na / Original Papers(2008)

Hidemitu Furukawa, Rikimaru Kuwabara, Yoshimi Tanaka, Takayuki Kurokawa, Yang Ho Na, Yoshihito Osada, Jien Ping Gong
“Tear Velocity Dependence of High-Strength Double Network Gels in Comparison with Fast and Slow Relaxation Modes Observed by Scanning Microscopic Light Scattering”
Macromolecules, Vol. 41, 7173-7178 (2008)
Yang-Ho Na, Yoichi Naruse, Naofumi Fukuda, Hiroshi Orihara, Andika Fajar, Vera Hamplova, Miroslav Kaspar, and Milada Glogarova
“E-T Phase Diagrams of an Antiferroelectric Liquid Crystal with Re-Entrant Smectic C* Phase”
Ferroelectrics, Vol. 364, 13-19 (2008)
Yang-Ho Na,Tetsunori Shibuya, Seiji Ujiie, Tomoyuki Nagaya, and Hiroshi Orihara
“Stripe Formation in an Immiscible Polymer Blend under Electric and Shear-flow Fields”
Phys. Rev. E, Vol. 77, 041405-1 – 041405-4 (2008)

H. Orihara / Original Papers(2008)

Hiroshi Orihara, Hiroyuki Tazawa, and Yang Ho NA
“Viscoelastic Properties of Nematic Liquid Crystals in an Electric Field”
Jpn. J. Appl. Phys., Vol. 47, 8902-8904 (2008)
Hiroshi Orihara, Kana Tanabu, and Yang Ho Na
“Scaling Properties of Immiscible Fluid Blends in Electric and Shear Flow Fields”
J. Phys. Soc. Jpn., Vol. 77, 093802-1 – 093802-4 (2008)

S. Ujiie / International Conference(2008)

Oral / Contributed
S. Ujiie
“Thermotropic Liquid Crystalline Amphiphiles with Hydrophilic Groups at Both Terminals”
The IUMRS International Conference in Asia 2008 (Dec. 9-13, 2008), Nagoya, Japan
Poster / Contributed
Masaya Moriyama, Shuhei Yamashita, Hiroshi Matsuo, and Seiji UJiie
“Easy Preparation of Photo-Functional Physical Gels Comprised of Multi-Component Ionic Composites”
The IUMRS INternational Conference in Asia 2008 (Dec. 9-13, 2008), Nagoya, Japan
Poster / Contributed
Seiji Ujiie, Shiori Tomitaka, Yusuke Masuda, and Masaya Moriyama
“Self-Assembly Behavior of Ionic Liquid Crystals”
The IUMRS International Conference in Asia 2008 (Dec. 9-13, 2008), Nagoya, Japan
Oral / Invited
S. Ujiie
“Thermotropic Liquid Crystal Behavior of Ionomer Systems”
The 4th Japanese-Italian Workshop on Liquid Crystals JILC’08 (July 7-9, 2008), Nara, Japan
Poster / Contributed
S. Ujiie*, Yusuke Masuda, Takeshi Yoshimi, and Masaya Moriyama
“Orientational Behavior of Ionic Liquid Crystal Polymers and Their Nonionic Family”
The 22nd International Liquid Crystal Conference (June 29-4, 2008), Korea, Jeju
Poster / Contributed
Yasunori Watanabe, Takashi Nonaka, Hiroshi Orihara, and Seiji Ujiie
“Chiral Liquid Crystalline Systems with Cholesteric and TGBA* Mesophases”
The 22nd International Liquid Crystal Conference (June 29-4, 2008), Korea, Jeju

S. Ujiie / Original Papers(2008)

Seiji Ujiie, Eri Kurosawa, and Masya Moriyama
“Thermotropic Liquid Crystalline Amphiphilic Materials with Hydrophilic Groups at Both Terminals”
Thin Solid Films, Vol. 517, 1362-1366 (2008)
Akira Mori, Masashi Hashimoto, and Seiji Ujiie
“Self-ordered States Derived from 2-benzoyloxy- and 2-benzoylamino-5-cyanotroponoids and their Corresponding Benzenoids”
Liquid Crystals, Vol. 35, 1109-1128 (2008)
Takeshi Yoshimi, Masaya Moriyama, and Seiji Ujiie
“Langmuir-Blodgett Film Formation and Photoisomerization of Ionic Liquid Crystalline Polymer with Azobenzene Pendant Groups”
Trans. Mater. Res. Soc. Jpn., Vol. 33, 407-410 (2008)
Seiji Ujiie, Takeshi Yoshimi, Takafumi Nonaka, and Masaya Moriyama
“Langmuir Monolayers and Multilayered Langmuir-Blodgett Films of Main Chain Liquid Crystal Polymers Containing 1,4-Bisstyrylbenznene Groups”
Trans. Mater. Res. Soc. Jpn., Vol. 33, 411-414 (2008)

H. Orihara / Original Papers(2007)

Masaaki Sugiyama, Takao Mitsui, Takashi Sato, Yoshinari Akai, Yuji Soejima, Hiroshi Orihara, Yang-Ho Na, Keiji Itoh, Kazuhiro Mori, and Toshiharu Fukunaga
“Structural Analysis of Polyelectrolyte Film Absorbing Metal Ion by SAXS Utilizing with X-ray Anomalous Dispersion Effect”
J. Phys. Chem. B, Vol. 111, 8663-8667 (2007)

H. Orihara / International Conference(2008)

Poster /
Hiroshi Orihara*, Kana Tanabu, Yang Ho Na, and Seiji Ujiie
“Scaling Relation for Immiscible Fluids in the Transient Response to a Step Electric Field under Shear Flow”
International Symposium on Non-Equilibrium Soft Matter (Jun. 2-5, 2008), kyoto, Japan

S. Ujiie / Original Papers(2007)

Seiji Ujiie, Yutaka Yano, and Akira Mori
“Thermal Properties of Ionic Liquid Crystalline Copolymers and their Nonionic Family”
Mol. Cryst. Liq. Cryst., Vol. 470, 101-105 (2007)
Gui-Xiang Sun, Chiaki Kakei, Etsuo Kume, Toshihide Hatsui, Seiji Ujiie, and Akira Mori
“Mesomorphic Properties of Troponoid Esters and Amides with Cholest-5-ene-3β-carboxylic Acid Moiety”
Liquid Crystals, Vol. 34, 927-934 (2007)
Masaki Shimizu, Masanori Nata, Kenji Mochida, Tamejiro Hiyama, Seiji Ujiie, Masafumi Yoshio, and Takashi Kato
“1-Alkyl-2,3,5,6,7,8-hexasilabicyclo[2.2.2]octanes: Unconventional Class of Mesomorphic Columnar Compounds”
Angewandte Chemie International Edition, Vol. 46, 3055-3058 (2007)

S. ujiie / Original Papers(2006)

Takeshi Yoshimi and Seiji Ujiie
“Self-Assembly and Liquid Crystalline Properties of Ionic Polymers and Their Nonionic Family”
Macromolecular Symposia, Vol. 242, 290-294 (2006)
Seiji Ujiie
“Thermal Properties and Orientational Behavior of Ionic Liquid Crystalline Polymers with Polyammonium Backbone”
Liq. Cryst. Appl., Vol. 10, 130-137 (2006)
Masakazu Fujiwara, Katsuhiko Satoh, Shoichi Kondo, and Seiji Ujiie
“Liquid Crystalline Properties and Molecular Packing of Semifluorinated n-Alkanes F(CF2)10(CH2)mH”
Macromolecules, Vol. 39, 5836-5842 (2006)
Seiji Ujiie, Hiroyuki Furukawa, Takenori Kojo, and Kazuyoshi Iimura
“Electric-Field-Induced Transitions of Liquid Crystalline Comb-Shaped Polymers”
Trans. Mater. Res. Soc. Jpn, Vol. 30, 373-376 (2006)
Seiji Ujiie, Hiroyuki Furukawa, Yumi Yano, and Akira Mori
“Oriented Glass States Formed by Ionic Liquid-liquid Crystals”
Thin Solid Films, Vol. 509, 185-188 (2006)

Yang-Ho Na / Original Papers(2007)

Masaaki Sugiyama,Takao Mitsui, Takashi Sato,Yoshinari Akai, Yuji Soejima, Hiroshi Orihara,Yang-Ho Na,Keiji Itoh, Kazuhiro Mori, and Toshiharu Fukunaga
“Structural Analysis of Polyelectrolyte Film Absorbing Metal Ion by SAXS Utilizing with X-ray Anomalous Dispersion Effect”
Phys. Chem. B, Vol. 111, 8663-8667 (2007)

H. Orihara / Review article(2007)

Hiroshi Orihara
“Phase Transitions in Ferroelectric and Antiferroelectric Liquid Crystals”
Ferroelectrics, Vol. 355, 19-27 (2007)

H. Orihara / International Conference(2007)

Poster / Contributed
Andika Fajar and Hiroshi Orihara
“Linear and Nonlinear Dielectric Responses in Low Temperature Region of MHPOCBC”
11th International Conference on Ferroelectric Liquid Crystals (Sep. 3-8, 2007), Sapporo, Japan

H. Orihara / Original Papers(2006)

Hiroshi Orihara, M. Yagyu, and A. Fajar
“Electric Field-induced Phase Transitions in Chiral Smectic Liquid Crystals”
FERROELECTRICS, Vol. 349, 85-92 (2007)
Yang-Ho Na, Ayaka Yoshino, Shinsuke Tominaga, Hiroshi Orihara, Seiji Ujie, and Tomoyuki Nagaya
“Layer Formation and Annihilation in an Immiscible Polymer Blend in Electric and Shear Flow Fields”
J. Soc. Rheol., Jpn, Vol. 34, 199-203 (2006)
Hiroshi Orihara, Tetsunori Shibuya, Tomoyuki Nagaya, and Seiji Ujiie
“Topological Transition of an Immiscible Polymer Blend in Electric and Shear Flow Fields”
J. Phys. Soc. Jpn., Vol. 75, 063802-1 – 063802-4 (2006)

Yang-Ho Na / Original Papers(2006)

Yang-Ho Na, Yoshimi Tanaka, Yasunori Kawauchi, Hidemitsu Furukawa, Takashi Sumiyoshi, Jian Ping Gong, and Yoshihito Osada
“Necking Phenomenon of Double-Network Gel”
Macromolecules, Vol. 39, 4641-4645 (2006)

Yang-Ho Na / International Conference(2006)

Oral / Invited
Yang-Ho Na* and Hiroshi Orihara
“Micro Structure Analysis of Liquid Crystal Using X-ray Anomalous Dispersion Effect”
Synchrotron Radiation in Functional Material Science (Dec. 6, 2006), Kusatsu, Japan

H. Orihara / International Conference(2006)

Oral / Invited
H. Orihara
“Phase Transitions in Ferroelectric and Antiferroelectric Liquid Crystals”
The 5th Asian Meeting on Ferroelectrics (Sep. 3-7, 2006), Noda, Japan

S. Ujiie / International Conference(2006)

Poster / Contributed
S. Ujiie*, K. Hayashi, Y. Yano, and A. Mori
“Self-organization and Liquid Crystalline Properties of Ionic Polymers and their Nonionic Family”
ILCC2006 (Jul. 2-7, 2006), Keystone, USA
Poster / Contributed
A. Mori, Y. Moriyama, K. Kubo, and S. Ujiie
“Mesomorphic Properties and Gelling Abilities of Mono-, Di-, and Tri-alkoxybenzoylaminotriphenylamine Derivatives”
ILCC2006 (Jul. 2-7, 2006), Keystone, USA
Oral / Invited
S. Ujiie
“Synthesis and Orientational Behavior of Liquid Crystalline Polymers having Hydrophilic Units”
2006 the 10th INTERNATIONAL SYMPOSIUM On Advanced Display Materials and Devices (Jun. 22-23, 2006), Kumamoto, Japan