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Study on real time evaluation method of photostability in liquid crystal cell

Research Project

Project/Area Number 19560009
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Applied materials science/Crystal engineering
Research InstitutionAkita University

Principal Investigator

YAMAGUCHI Rumiko  Akita University, 工学資源学部, 准教授 (30170799)

Project Period (FY) 2007 – 2009
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2008: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2007: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Keywords液晶 / 配向 / 耐光性 / レーザー / ファーフィールドパターン / 配向膜 / 高分子 / アンカリング / 光劣化 / 光化学反応 / レーザダイオード / ブルーレイ
Research Abstract

ホモジニアス, ホメオトロピック, ハイブリッド, ツイステッドネマティック(TN)の計4種類を作製し403nmの半導体レーザ(約10mW)を集光し, 液晶分子配向状態の異なる液晶素子にそれぞれ照射し, 配向状態の変化から, 数十分以内での耐光性評価を可能とした。光劣化とともに, 透過レーザ光のファーフィールドパターンが変化することを利用し, 配向変化の開始時間, 劣化の進行状態を評価することができた。

Report

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

    (22 results)

All 2009 2008 2007

All Journal Article (8 results) (of which Peer Reviewed: 5 results) Presentation (14 results)

  • [Journal Article] Photo-Degradation Properties of Liquid Crystal Cell Using Focused Blue-Violet Laser Beam2009

    • Author(s)
      R. Yamaguchi, M. Ogura, and S. Sato
    • Journal Title

      Molecular Crystals, Liquid Crystals (印刷中)

    • Related Report
      2008 Final Research Report
  • [Journal Article] Photostability Evaluation of Liquid crystal Cell under a Focused Blue-Violet Laser Beam2009

    • Author(s)
      R. Yamaguchi, M. Ogura
    • Journal Title

      Journal of Photopolymer Science and Technology (印刷中)

    • NAID

      130004833299

    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Journal Article] Photo-Degradation Properties of Liquid Crystal Cell Using Focused Blue-Violet Laser Beam2009

    • Author(s)
      R. Yamaguchi, M. Ogura, and S. Sato
    • Journal Title

      olecular Crystals and Liquid Crystals (印刷中)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Numerical and Experimental Study of Liquid Crystal Lens with Stacked Structure of Two Liquid Crystal Layers2008

    • Author(s)
      B. Wang, M. Ye, M. Kawamura, R. Yamaguchi, and S. Sato
    • Journal Title

      Molecular Crystals and Liquid Crystals 480

      Pages: 36-43

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Liquid Crystal Microlens Driven by Two Voltages2008

    • Author(s)
      M. Ye, T. Sakamoto, B. Wang, M. Kawamura, R. Yamaguchi, and S. Sato
    • Journal Title

      Molecular Crystals and Liquid Crystals 480

      Pages: 31-35

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Liquid Crystal Alignment on Rubbed Polyvinyl-Cinnamate with Overdose of UV Light2007

    • Author(s)
      R. Yamaguchi, J. Kimura, and S. Sato
    • Journal Title

      Journal of Photopolymer Science and Technology Vol. 20

      Pages: 36-34

    • NAID

      130004833155

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Liquid Crystal Alignment on Rubbed Polyvinyl-Cinnamate with Overdose of UV Light2007

    • Author(s)
      R. Yamaguchi, J. Kimura, and S. Sato
    • Journal Title

      Journal of Photopolymer Science and Technology 480

      Pages: 36-43

    • NAID

      130004833155

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Multidomain Liquid Crystal Alignment properties on Anchoring Controllable Polymer Surface2007

    • Author(s)
      R. Yamaguchi and S. Sato
    • Journal Title

      Proceedings of SPIE Optics Photonics 6654

    • Related Report
      2007 Annual Research Report
  • [Presentation] Photostability Evaluation of Liquid crystal Cell under a Focused Blue-Violet Laser Beam2009

    • Author(s)
      R. Yamaguchi, M. Ogura1
    • Organizer
      The 26th Conference on Photopolymer Science and Technology
    • Place of Presentation
      Chiba, JAPAN
    • Year and Date
      2009-07-03
    • Related Report
      2008 Final Research Report
  • [Presentation] Photo-Degradation and Detection in Liquid Crystal Cells Using Focused Laser Beam2009

    • Author(s)
      R. Yamaguchi, M. Ogural
    • Organizer
      The 17th Active-Matrix Flatpanel Displays and Devices
    • Place of Presentation
      Nara, JAPAN
    • Year and Date
      2009-07-01
    • Related Report
      2008 Final Research Report
  • [Presentation] 液晶分子配列が及ぼす液晶素子耐光性への影響2009

    • Author(s)
      小倉勝己, 山口留美子
    • Organizer
      電子情報通信学会発光型/非発光型ディスプレイ合同研究会
    • Place of Presentation
      八戸工業大学
    • Year and Date
      2009-01-30
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 電圧印加の有無による液晶素子耐光性への影響2008

    • Author(s)
      小倉勝己, 山口留美子, 佐藤進
    • Organizer
      2008年日本液晶学会討論会
    • Place of Presentation
      キャンパスプラザ京都
    • Year and Date
      2008-09-17
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Photo Degradation Properties in Oriented Liquid Crystal Modes2008

    • Author(s)
      R. Yamaguchi, M. Ogural and Susumu Sato
    • Organizer
      15th International Display Workshops
    • Place of Presentation
      Niigata, JAPAN
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Photo-Degradation Properties of Liquid Crystal Cell Using Focused Blue-Violet Laser Beam2008

    • Author(s)
      R. Yamaguchi1, M. Ogural and Susumu Sato
    • Organizer
      The 22nd International Liquid Crystal Conference
    • Place of Presentation
      Jeju, KOREA
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 液晶分子配列による液晶素子の光劣化への影響2008

    • Author(s)
      小倉勝己, 山口留美子, 佐藤進
    • Organizer
      2008年春季第55回応用物理学関係連合講演会
    • Place of Presentation
      千葉
    • Related Report
      2008 Final Research Report
  • [Presentation] 液晶分子配列による液晶素子の光劣化への影響2008

    • Author(s)
      小倉勝巳, 山口留美子, 佐藤進
    • Organizer
      2008年春季 第55回応用物理学関係連合講演会
    • Place of Presentation
      千葉
    • Related Report
      2007 Annual Research Report
  • [Presentation] Photostability Evaluation of Liquid crystal Cell by Far Field Pattern Observation2007

    • Author(s)
      R. Yamaguchi, M. Ogura, and S. Sato
    • Organizer
      Proceedings of the 14th International Display Workshops
    • Place of Presentation
      Sapporo Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] Photostability evaluation of liquid crystal cell : Real time detection of liquid crystal alignment degradation2007

    • Author(s)
      R. Yamaguchi and S. Sato
    • Organizer
      12^<th> International Topical Meeting on Optics of Liquid Crystals
    • Place of Presentation
      Puebla Mexico
    • Related Report
      2008 Final Research Report
  • [Presentation] アンカリング力マルチドメイン境界の液晶ダイレクタ分布2007

    • Author(s)
      小倉勝己, 山口留美子, 佐藤進
    • Organizer
      2007年日本液晶学会討論会
    • Place of Presentation
      東京
    • Related Report
      2008 Final Research Report
  • [Presentation] Photostability evaluation of liquid crystal cell: Real time detection ofliquid crystal alignment degradation2007

    • Author(s)
      R. Yamaguchi and S. Sato
    • Organizer
      12th International Topical Meeting on Optics of Liquid Crystals
    • Place of Presentation
      Puebla Mexico
    • Related Report
      2007 Annual Research Report
  • [Presentation] Photostability Evaluation of Liquid crystal Cell by Far Field Pattern Observation2007

    • Author(s)
      R. Yamaguchi, M. Ogura, and S. Sato
    • Organizer
      Proceedings of the 14th lnternational Display Workshops
    • Place of Presentation
      Sapporo Japan
    • Related Report
      2007 Annual Research Report
  • [Presentation] アンカリングカマルチドメイン境界の液晶ダイレクタ分布2007

    • Author(s)
      小倉勝巳, 山口留美子, 佐藤進
    • Organizer
      2007年日本液晶学会討論会
    • Place of Presentation
      東京
    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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