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Stimulus-Response Behaviors of Liquid Crystal Gels

Research Project

Project/Area Number 18350117
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Polymer/Textile materials
Research InstitutionKyoto University

Principal Investigator

URAYAMA Kenji  Kyoto University, 大学院・工学研究科, 准教授 (20263147)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥16,360,000 (Direct Cost: ¥14,500,000、Indirect Cost: ¥1,860,000)
Fiscal Year 2008: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2007: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2006: ¥8,300,000 (Direct Cost: ¥8,300,000)
Keywords液晶 / エラストマー / ゲル / 高分子液晶 / アクチュエータ / 液晶エラストマー / 液晶ゲル / 液晶高分子
Research Abstract

液晶ゲルが電場に高速応答して複屈折変化とともにマクロ変形する(電気光学力学効果)ことを見いだし, 液晶配向とひずみの関係を明らかにした. 液晶ゲルを伸長すると, わずかな力で伸長方向に液晶が再配向することを示した.また, 液晶再配向時に異方的な変形が起こることを見いだした.膜の表裏面間で液晶配向が90 度回転した液晶ゲルを創製し, 温度変化が誘起するらせん配向変化によってマクロ変形が生じることを発見した.

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (57 results)

All 2009 2008 2007 2006 Other

All Journal Article (30 results) (of which Peer Reviewed: 22 results) Presentation (26 results) Book (1 results)

  • [Journal Article] Electrically Driven Director-Rotation in Swollen Nematic Elastomers as Revealed by Polarized Fourier Transform Infrared Spectroscopy2009

    • Author(s)
      Fukunaga, A., Urayama, K., Koelsch, P., Takigawa, T
    • Journal Title

      Phys. Rev. E 79

      Pages: 51702-51702

    • NAID

      120002086072

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Thermal Deformation of Imprinted Nematic Elastomers2009

    • Author(s)
      Sawa, Y., Urayama, K., Takigawa
    • Journal Title

      Journal of Physics : Conference Series (印刷中)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Electrically Driven Director-Rotation of Swollen Nematic Elastomers as Revealed by Polarized Fourier Transform Infrared Spectroscopy2009

    • Author(s)
      Fukunaga, A., Urayama, K., Koelsch, P., Takigawa, T.
    • Journal Title

      Physical Review E (印刷中)

    • NAID

      120002086072

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Polydomain-Monodomain Transition of Randomly Disordered Nematic Elastomers with Different Crosslinking Histories2009

    • Author(s)
      Urayama, K., Kohmon, E., Kojiima, M., Takigawa, T.
    • Journal Title

      Macromolecules (印刷中)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dynamics of Electro-Opto-Mechanical Effects in Swollen Nematic Elastomers2008

    • Author(s)
      Fukunaga, A., Urayama, K., Takigawa, T., DeSimone, A., Teresi, L
    • Journal Title

      Macromolecules 41(23)

      Pages: 9389-9389

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Dynamics of Stimulus Response of Swollen Nematic Elastomers2008

    • Author(s)
      Urayama, K., Mashita, R., Fukunaga, A., Takigawa, T
    • Journal Title

      Prog. Theor. Phys. Suppl 175

      Pages: 103-103

    • NAID

      110007004942

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 刺激応答性液晶エラストマーの新展開2008

    • Author(s)
      浦山健治
    • Journal Title

      高分子 57(6)

      Pages: 453-453

    • NAID

      10021119600

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 刺激応答性液晶エラストマーの新展開2008

    • Author(s)
      浦山健治
    • Journal Title

      高分子 57

      Pages: 453-458

    • NAID

      10021119600

    • Related Report
      2008 Annual Research Report
  • [Journal Article] Dynamics of Stimulus Response of Swollen Nematic Elastomers2008

    • Author(s)
      Urayama, K., Mashita, R., Fukunaga, A., Takigawa, T.
    • Journal Title

      Progress of Theoretical Physics : Supplement 175

      Pages: 103-109

    • NAID

      110007004942

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dynamics of Electro-Opto-Mechanical Effects in Swollen Nematic Elastomers2008

    • Author(s)
      Fukunaga, A., Urayama, K., Takigawa, T., DeSimone, Teresi, L.
    • Journal Title

      Macromolecules 41

      Pages: 9389-9396

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Network Topology-Mechanical Properties Relationships of Model Elastomers2008

    • Author(s)
      Urayama, K
    • Journal Title

      Polymer Journal 40(印刷中)

    • NAID

      10024262605

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 刺激応答性液晶エラストマーの新展開2008

    • Author(s)
      浦山健治
    • Journal Title

      高分子 40(印刷中)

    • NAID

      10021119600

    • Related Report
      2007 Annual Research Report
  • [Journal Article] Stretching-Induced Director Rotation in Thin Films of Liquid Crystal Elastomers with Homeotropic Alignment2007

    • Author(s)
      Urayama, K., Mashita, R., Kobayashi, I., Takigawa, T
    • Journal Title

      Macromolecules 40(21)

      Pages: 7665-7665

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Loading Effect on Swelling of Nematic Elastomers2007

    • Author(s)
      Urayama, K., Mashita, R., Kobayashi, I., Takigawa, T
    • Journal Title

      J. Chem. Phys 127(14)

      Pages: 144908-144908

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Selected Issues in Liquid Crystal Elastomers and Gels2007

    • Author(s)
      Urayama, K
    • Journal Title

      Macromolecule 40(7)

      Pages: 2277-2277

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 液晶エラストマーの刺激応答特性2007

    • Author(s)
      浦山健治
    • Journal Title

      日本ゴム協会誌 80(2)

      Pages: 52-52

    • NAID

      10018291347

    • Related Report
      2008 Final Research Report
  • [Journal Article] Stretching-Induced Director Rotation in Thin Films of Liquid Crystal Elastomers with Homeotropic Alignment2007

    • Author(s)
      Urayama, K., Mashita, R., Kobayashi, I., Takigawa, T.
    • Journal Title

      Macromolecules 40

      Pages: 7665-7670

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Loading Effect on Swelling of Nematic Elastomers2007

    • Author(s)
      Urayama, K., Mashita, R., Kobayashi, I., Takigawa, T.
    • Journal Title

      J. Chem. Phys. 127

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Electrooptical Effects Coupled with Macroscopic Deformation of Swollen Nematic Elastomers2007

    • Author(s)
      Urayama, K., Fukunaga, A., Kobayashi, I., Takigawa, T
    • Journal Title

      Proc. SPIE 6654

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Selected Issues in Liquid Crystal Elastomers and Gels2007

    • Author(s)
      Urayama, K
    • Journal Title

      Macromolecules 40

      Pages: 2277-2288

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 液晶エラストマーの刺激応答特性2007

    • Author(s)
      浦山健治
    • Journal Title

      日本ゴム協会誌 80

      Pages: 52-58

    • NAID

      10018291347

    • Related Report
      2007 Annual Research Report
  • [Journal Article] Deformation Coupled to Director Rotation in Swollen Nematic Elastomers under Electric Fields2006

    • Author(s)
      Urayama, K., Honda, S., Takigawa, T
    • Journal Title

      Macromolecules 39(5)

      Pages: 1943-1943

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Slow Dynamics of Shape Recovery of Disordered Nematic Elastomers2006

    • Author(s)
      Urayama, K., Honda, S., Takigawa, T
    • Journal Title

      Phys. Rev. E 74(4)

      Pages: 41709-41709

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Swelling and Shrinking Dynamics of Nematic Elastomers Having Global Director Orientation2006

    • Author(s)
      Urayama, K., Mashita, R., Arai, Y. O., Takigawa, T
    • Journal Title

      Macromolecules 39(24)

      Pages: 8511-8511

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Deformation Coupled to Director Rotation in Swollen Nematic Elastomers under Electric Fields2006

    • Author(s)
      浦山健治
    • Journal Title

      Kacromolecules 39・5

      Pages: 1943-1943

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Slow Dynamics of Shape Recovery of Disordered Nematic Elastomers2006

    • Author(s)
      浦山健治
    • Journal Title

      Phys. Rev. E 74・4

      Pages: 41709-41709

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Swelling and Shrinking Dynamics of Nematic Elastomers Having Global Director Orientation2006

    • Author(s)
      浦山健治
    • Journal Title

      Maeromolecules 39・24

      Pages: 8511-8511

    • Related Report
      2006 Annual Research Report
  • [Journal Article] An Experimentalist's View of the Physics of Rubber Elasticit2006

    • Author(s)
      浦山健治
    • Journal Title

      J. Polym. Sci., Part B: Polym. Phys. Ed. 44・24

      Pages: 3440-3440

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Thermal Deformation of Imprinted Twist Nematic Elastomers

    • Author(s)
      Sawa, Y., Urayama, K., Takigawa, T
    • Journal Title

      J. Phys. Conf. Ser (印刷中)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Polydomain-Monodomain Transition of Randomly Disordered Nematic Elastomers with Different Crosslinking Histories

    • Author(s)
      Urayama, K., Kohmon, E., Kojima, M., Takigawa, T
    • Journal Title

      Macromolecules (印刷中)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] Experiments and Modeling on Electro-Opto-Mechanical Effects in Swollen Liquid Crystal Elastomers2009

    • Author(s)
      Urayama, K.
    • Organizer
      The 5th Workshop on Advanced Computational Electromagnetics
    • Place of Presentation
      ローマ(イタリア)
    • Year and Date
      2009-01-14
    • Related Report
      2008 Annual Research Report
  • [Presentation] Liquid Crystal Elastomers and Gels with Strong Coupling of Molecular Alignment and Macroscopic Deformation2008

    • Author(s)
      Urayama, K.
    • Organizer
      IUMRS-International Conference in Asia 2008
    • Place of Presentation
      名古屋
    • Year and Date
      2008-12-13
    • Related Report
      2008 Annual Research Report
  • [Presentation] Stimuli-Responsive Nematic Elastomers and Gels2008

    • Author(s)
      Urayama, K.
    • Organizer
      Polymer Networks. Group Conference
    • Place of Presentation
      ラルナカ(キプロス)
    • Year and Date
      2008-06-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] Dynamics of Stimulus Response of Swollen Nematic Elastomers2008

    • Author(s)
      Urayama, K.
    • Organizer
      International Symposium on Non-Equilibrium Soft Matter
    • Place of Presentation
      京都
    • Year and Date
      2008-06-03
    • Related Report
      2008 Annual Research Report
  • [Presentation] Liquid Crystal Elastomers and Gels with Strong Coupling of Molecular Alignment and Macroscopic Deformation2008

    • Author(s)
      Urayama, K
    • Organizer
      IUMRS-International Conference in Asia 2008(IUMRS-ICA2008)
    • Place of Presentation
      Nagoya (Japan)
    • Related Report
      2008 Final Research Report
  • [Presentation] Characterization of Nonlinear Elasticity of Elastomers and Gels by Multiaxial Deformations2008

    • Author(s)
      URAYAMA,K
    • Organizer
      International Congress on Rheology 2008(ICR2008)
    • Place of Presentation
      Monterey (USA)
    • Related Report
      2008 Final Research Report
  • [Presentation] Stimuli-Responsive Nematic Elastomers and Gels2008

    • Author(s)
      URAYAMA, K
    • Organizer
      Polymer Networks Group Conference
    • Place of Presentation
      Larnaca(Cyprus)
    • Related Report
      2008 Final Research Report
  • [Presentation] Dynamics of Stimulus Response of Swollen Nematic Elastomers2008

    • Author(s)
      URAYAMA, K
    • Organizer
      International Symposium on Non-Equilibrium Soft Matter
    • Place of Presentation
      Kyoto (Japan)
    • Related Report
      2008 Final Research Report
  • [Presentation] 液晶ゲルの電場に対する光学および力学応答のダイナミクス2007

    • Author(s)
      福永, 浦山, 小林, 瀧川
    • Organizer
      レオロジー討論会
    • Place of Presentation
      金沢大学
    • Year and Date
      2007-11-02
    • Related Report
      2007 Annual Research Report
  • [Presentation] Deformation Mode of Nematic Elastomers during Director Rotation under Electric and Mechanical Fields2007

    • Author(s)
      Urayama, K.
    • Organizer
      International Liquid Crystal Elastomer Conference 2007
    • Place of Presentation
      Ljubljana, Slovenia
    • Year and Date
      2007-09-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] 高分子網目系ソフトマテリアルの刺激応答挙動の研究2007

    • Author(s)
      浦山健治
    • Organizer
      高分子討論会
    • Place of Presentation
      名古屋工業大学
    • Year and Date
      2007-09-21
    • Related Report
      2008 Final Research Report
  • [Presentation] モノドメインおよびポリドメイン液晶エラストマーの配向スイッチング挙動2007

    • Author(s)
      公門, 間下, 浦山, 小林, 瀧川
    • Organizer
      高分子討論会
    • Place of Presentation
      名古屋工業大学
    • Year and Date
      2007-09-19
    • Related Report
      2007 Annual Research Report
  • [Presentation] Electro-Optical Effect Coupled with Macroscopic Deformation of Swollen Nematic Elastomers2007

    • Author(s)
      Urayama, K.
    • Organizer
      The International Society for Optical Engineering
    • Place of Presentation
      San Diego, USA
    • Year and Date
      2007-08-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] 垂直配向液晶エラストマーの力学的応力による配向スイッチング挙動2007

    • Author(s)
      間下, 浦山, 小林, 瀧川
    • Organizer
      高分子年次大会
    • Place of Presentation
      京都国際会館
    • Year and Date
      2007-05-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] Deformation Coupled to Director Rotation in Nematic Elastomers Under Electric and Mechanical Fields2007

    • Author(s)
      Urayama, K.
    • Organizer
      4th Annual Meeting of European Rheology Conference
    • Place of Presentation
      Napoli, Italy
    • Year and Date
      2007-04-12
    • Related Report
      2007 Annual Research Report
  • [Presentation] 高分子網目系の二軸伸長挙動-ひずみエネルギー関数の特異な挙動2007

    • Author(s)
      浦山健治
    • Organizer
      高分子基礎物性研究会「高分子集合体のダイナミクス」
    • Place of Presentation
      大阪大学中之島センター(大阪)
    • Year and Date
      2007-03-01
    • Related Report
      2008 Final Research Report
  • [Presentation] Deformation Mode of Nematic Elastomers during Director Rotation under Electric and Mechanical Fields2007

    • Author(s)
      URAYAMA, K
    • Organizer
      The 4th International Liquid Crystal Elastomer Conference (ILCEC 2007)
    • Place of Presentation
      Ljubljana (Slovenia)
    • Related Report
      2008 Final Research Report
  • [Presentation] 液晶とゲルの結合が生む多様な刺激応答特性2007

    • Author(s)
      浦山健治
    • Organizer
      東海高分子研究会夏期合宿
    • Place of Presentation
      犬山会館(犬山市)
    • Related Report
      2008 Final Research Report
  • [Presentation] Electro-Optical Effect Coupled with Macroscopic Deformation of Swollen Nematic Elastomers, Photonic Devices and Applications2007

    • Author(s)
      Urayama, K
    • Organizer
      The International Society for Optical Engineering (SPIE)
    • Place of Presentation
      San Diego (USA)
    • Related Report
      2008 Final Research Report
  • [Presentation] Deformation Coupled to Director Rotation in Nematic Elastomers Under Electric and Mechanical Fields2007

    • Author(s)
      Urayama, K
    • Organizer
      4th Annual Meeting of European Rheology Conference
    • Place of Presentation
      Napoli (Italy)
    • Related Report
      2008 Final Research Report
  • [Presentation] 液晶ゲルの刺激応答挙動にみられる分子配向秩序とマクロ変形のカップリング2007

    • Author(s)
      浦山健治
    • Organizer
      科学研究費特定領域研究「非平衡ソフトマター物理学の創成:メソスコピック系の構造とダイナミクス」第1回公開シンポジウム
    • Place of Presentation
      東京大学弥生講堂(東京)
    • Related Report
      2008 Final Research Report
  • [Presentation] 液晶ゲルの刺激応答特性2006

    • Author(s)
      浦山健治
    • Organizer
      第17回日本MRS 学術シンポジウム
    • Place of Presentation
      日本大学理工学部駿河台キャンパス(東京)
    • Year and Date
      2006-12-10
    • Related Report
      2008 Final Research Report
  • [Presentation] サーモトロピック液晶ゲルの相転移と電場応答挙動2006

    • Author(s)
      浦山健治
    • Organizer
      液晶学会ソフトマターフォーラム講演会
    • Place of Presentation
      日本女子大学(東京)
    • Year and Date
      2006-12-08
    • Related Report
      2008 Final Research Report
  • [Presentation] 高分子ソフト材料の新展開2006

    • Author(s)
      浦山健治
    • Organizer
      日本材料学会関西支部若手シンポジウム
    • Place of Presentation
      KKR ホテルびわこ(大津)
    • Year and Date
      2006-12-01
    • Related Report
      2008 Final Research Report
  • [Presentation] 刺激応答性液晶エラストマー2006

    • Author(s)
      浦山健治
    • Organizer
      日本ゴム協会関西支部4 月例会講演会
    • Place of Presentation
      大阪市立大学文化交流センター(大阪)
    • Year and Date
      2006-04-27
    • Related Report
      2008 Final Research Report
  • [Presentation] External-Field Responses of Nematic Gels2006

    • Author(s)
      Urayama, K
    • Organizer
      Zhejiang University-Kyoto Uninversity Joint Workshop on Polymer Rheology
    • Place of Presentation
      Zhejiang University, Hangzhou, China
    • Related Report
      2008 Final Research Report
  • [Book] Electro-Mechanical Effects in Swollen Nematic Elastomers", in "Cross-Linked Liquid Crystalline Systems"2008

    • Author(s)
      Urayama, K(Broer, D., Crawford, G.P., Zumer, S., 編集)
    • Publisher
      CRC Press(印刷中)
    • Related Report
      2007 Annual Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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