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Towards novel generation of entangled photon pairs at room temperatures with using 1D-nanostructured organic semiconductors

Research Project

Project/Area Number 23651105
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Nanomaterials/Nanobioscience
Research InstitutionTokyo University of Agriculture and Technology

Principal Investigator

TANI Toshiro  東京農工大学, 工学(系)研究科(研究院), 教授 (60302923)

Co-Investigator(Kenkyū-buntansha) ODA Masaru  東京農工大学, 工学(系)研究科(研究院), 助教 (30345334)
Project Period (FY) 2011 – 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: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2011: ¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Keywordsナノ材料 / 有機半導体 / J会合体 / 光子対 / 量子相関 / フレンケル励起子
Research Abstract

In order to develop novel materials for room temperature generation of entangled photon pairs, we have proposed 1D-nanostructured organic semiconductors as promising material. Such structures, known as J aggregates, show anomalously strong exciton-polariton features even at room temperatures and possess fairly high generation efficiency of two-exciton states. Based on these findings, we have proposed in this research term to construct novel detection system for possible photon pair generations from such nanostructures and have achieved to establish technological bases to fair extent.

Report

(3 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Research-status Report
  • Research Products

    (6 results)

All 2012 2011 Other

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

  • [Journal Article] Room-temperature fluorescence lifetime of pseudoisocyanine(PIC) J excitons with various aggregate morphologies in relation to microcavity polariton formation2012

    • Author(s)
      Yuki Obara, M. Saitoh, Masaru Oda, and Toshiro Tani
    • Journal Title

      International Journal of Molecular Sciences

      Volume: Vol.13 Issue: 5 Pages: 5851-5865

    • DOI

      10.3390/ijms13055851

    • NAID

      120005899333

    • Related Report
      2012 Annual Research Report 2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Versatile implementation in angle-resolved optical microscopy : Its application to local spectrometry of microcavities with PIC-J-aggregates2011

    • Author(s)
      Yuki Obara, M. Saitoh, Masaru Oda, and Toshiro Tani
    • Journal Title

      International Journal of Spectroscopy

      Volume: Vol.2011 Issue: 1 Pages: 523017-523017

    • DOI

      10.1155/2011/523017

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Presentation] PIC-J会合体の室温蛍光寿命:モルフォロジー及び微環境依存性と無輻射緩和について2012

    • Author(s)
      谷俊朗,小原祐樹,小田勝
    • Organizer
      日本物理学会2012年秋季大会
    • Place of Presentation
      横浜国立大学(神奈川)
    • Year and Date
      2012-09-18
    • Related Report
      2012 Final Research Report
  • [Presentation] Increased J-aggregate Density Effect on Polariton Features in Microcavity Structures2011

    • Author(s)
      Yuki Obara, Keita Saitoh, Masaru Oda, Toshiro Tani
    • Organizer
      The Int. Conf. on Luminescence & Optical Spectroscopy of Condensed Matter 2011 (ICL'11)
    • Place of Presentation
      Michigan大学(USA)
    • Year and Date
      2011-06-28
    • Related Report
      2012 Final Research Report
  • [Presentation] Increased J-aggregate Density Effect on Polariton Features in Microcavity Structures2011

    • Author(s)
      Yuki Obara, Keita Saitoh, Masaru Oda, Toshiro Tani
    • Organizer
      The Int. Conf. on Luminescence & Optical Spectroscopy of Condensed Matter 2011 (ICL'11)
    • Place of Presentation
      Michigan 大学(USA)
    • Related Report
      2011 Research-status Report
  • [Presentation] PIC-J会合体の室温蛍光寿命:モルフォロジー及び微環境依存性と無輻射緩和について

    • Author(s)
      谷 俊朗,小原祐樹,小田 勝
    • Organizer
      日本物理学会2012年秋季大会
    • Place of Presentation
      横浜国立大学,神奈川
    • Related Report
      2012 Annual Research Report

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Published: 2011-08-05   Modified: 2019-07-29  

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