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Spatial correlation of dynamics of polymer materials studied bysingle molecule spectroscopy

Research Project

Project/Area Number 24655207
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Polymer/Textile materials
Research InstitutionKyoto University

Principal Investigator

HIROYUKI Aoki  京都大学, 先端医工学研究ユニット, 准教授 (90343235)

Project Period (FY) 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2012: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Keywords高分子材料 / 単一分子計測 / 分子運動 / 蛍光顕微鏡 / 1分子計測 / 単一高分子鎖 / 薄膜 / ガラス転移
Research Abstract

Dynamics heterogeneity is a key concept to understand the glass transition phenomenon; however, it has been difficult to obtain the direct information on the spatial distribution of the mobility of the molecules. In this study, a novel fluorescence microscopy system was developed to observe the dynamics of a single molecule in real time and space. The spatial correlation analysis of the mobility of the molecule revealed that there was no correlation among the molecules at a distance of > 80 nm.

Report

(2 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • Research Products

    (10 results)

All 2013 2012

All Journal Article (4 results) (of which Peer Reviewed: 2 results) Presentation (6 results) (of which Invited: 1 results)

  • [Journal Article] 回折限界を超える蛍光イメージング法による高分子材料の物性解析2013

    • Author(s)
      青木裕之
    • Journal Title

      光化学

      Volume: 44 Pages: 26-30

    • NAID

      10031166667

    • Related Report
      2012 Final Research Report
  • [Journal Article] Quantitative Analysis of End-to-end Distance of Single Polymer Chain in Ultra-thin Film by Super-resolution Fluorescence Imaging2013

    • Author(s)
      Hiroyuki Aoki, Kazuki Mori, Toshiaki Takahashi, Shinzaburo Ito
    • Journal Title

      Chem. Phys.

      Volume: 419 Pages: 54-58

    • DOI

      10.1016/j.chemphys.2012.12.026

    • Related Report
      2012 Annual Research Report 2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Conformation of Single Polymer Chain in Rubbed Thin Film Observed by Fluorescence Imaging2012

    • Author(s)
      Toru Ube, Akihiko Shin, Hiroyuki Aoki, Shinzaburo Ito
    • Journal Title

      Langmuir

      Volume: 28 Issue: 39 Pages: 13871-13876

    • DOI

      10.1021/la302513c

    • Related Report
      2012 Annual Research Report 2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Relaxation of Single Polymer Chain in Binary Molecular Weight Blends Observed by Scanning Near-field Optical Microscopy2012

    • Author(s)
      Toru Ube, Hiroyuki Aoki, Shinzaburo Ito, Jun-ichi Horinaka, Toshikazu Takigawa
    • Journal Title

      Soft Matter

      Volume: 8 Issue: 20 Pages: 5603-5611

    • DOI

      10.1039/c2sm25272d

    • Related Report
      2012 Final Research Report
  • [Presentation] Conformation of single polymer chain at interface studied by state-of-the-art optical microscopy2013

    • Author(s)
      Hiroyuki Aoki
    • Organizer
      Soft-interfaces Minisymposium 2013 -Physical Chemistry and Characterization of Softinterfaces- (SIMS2013)
    • Place of Presentation
      Fukuoka
    • Related Report
      2012 Final Research Report
  • [Presentation] 超解像光学顕微鏡による高分子の配向評価2012

    • Author(s)
      青木裕之, 進章彦, 黒田泰樹
    • Organizer
      2012 年光化学討論会
    • Place of Presentation
      東京工業大学
    • Related Report
      2012 Final Research Report
  • [Presentation] せん断変形下における単一高分子鎖の形態変化の評価 -超解像光学顕微鏡による直接観察-2012

    • Author(s)
      進章彦, 宇部達, 青木裕之, 伊藤紳三郎
    • Organizer
      第61回高分子年次大会
    • Place of Presentation
      パシフィコ横浜
    • Related Report
      2012 Annual Research Report
  • [Presentation] 超解像光学顕微鏡による高分子の配向評価2012

    • Author(s)
      青木裕之, 進章彦, 黒田泰樹
    • Organizer
      2012年光化学討論会
    • Place of Presentation
      東京工業大学
    • Related Report
      2012 Annual Research Report
  • [Presentation] 超解像光学顕微鏡による単一高分子鎖の配向状態の評価2012

    • Author(s)
      青木裕之, 進章彦, 宇部達, 伊藤紳三郎
    • Organizer
      第61回高分子討論会
    • Place of Presentation
      名古屋工業大学
    • Related Report
      2012 Annual Research Report
  • [Presentation] 超解像法による単一分子のナノ光学イメージング:高分子材料の評価への応用2012

    • Author(s)
      青木裕之
    • Organizer
      平成24年度繊維学会秋季研究発表会
    • Place of Presentation
      福井大学
    • Related Report
      2012 Annual Research Report
    • Invited

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Published: 2013-05-31   Modified: 2019-07-29  

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