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Phase detection of MW radiation from a chiral molecule excited by phase-locked lasers

Research Project

Project/Area Number 16K13925
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Physical chemistry
Research InstitutionTokyo Institute of Technology

Principal Investigator

Kanamori Hideto  東京工業大学, 理学院, 准教授 (00204545)

Research Collaborator Mizoguchi Asao  
Endo Yasuki  
Kuze Nobuhiko  
Project Period (FY) 2016-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2017: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2016: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Keywordsマイクロ波発光分光 / SISミキサー / キラル分子 / オルト-パラ遷移 / 量子位相の検出 / マイクロ波発光 / 回転スペクトル / 位相敏感検出 / 誘導ラマン過程 / 量子位相の制御 / 位相安定化
Outline of Final Research Achievements

In this research projects, we have developed a phase-sensitive detection system for the MW radiation induced by coherent excitations using a phase-locked laser and MW radiation as following subjects.
1) Detection of the induced Raman process in the rovibrational states of CH4 using two single mode cw-IR lasers. 2) Evaluation for the phase sensitive detection system based on a SIS mixer in 150 GHz region. 3) Measuring the mm-wave spectrum of a chiral S2Cl2 molecule using a chirped FTMW spectrometer, and determination of the rotational molecular constants. 4) The first detection of ortho-para transitions in the S2Cl2 molecule by using high-sensitive FTMW spectrometer.

Report

(3 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • Research Products

    (6 results)

All 2017 2016 Other

All Journal Article (1 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 1 results) Presentation (3 results) (of which Int'l Joint Research: 1 results) Remarks (2 results)

  • [Journal Article] Detection of MW transitions between ortho and para states in a free isolated molecule2017

    • Author(s)
      Hideto Kanamori, Zeinab Tafti Dehghani, Asao Mizoguchi, and Yasuki Endo
    • Journal Title

      Phys. Rev. Lett.

      Volume: 119 Issue: 17 Pages: 173401-173403

    • DOI

      10.1103/physrevlett.119.173401

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Presentation] Detection of MW transitions between ortho and para states in a free isolated molecule2017

    • Author(s)
      Hideto Kanamori, Zeinab Tafti Dehghani, Asao Mizoguchi, and Yasuki Endo
    • Organizer
      International symposium on molecular spectroscopy
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 分子のオルト-パラ状態間のマイクロ波遷移の検出2017

    • Author(s)
      金森英人, Zeinab Dehghani, 溝口麻雄, 遠藤泰樹
    • Organizer
      分子科学討論会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 2色励起OPOレーザーの開発 と 赤外-赤外2重共鳴分光への適用2016

    • Author(s)
      饗場悠太 金森英人
    • Organizer
      第16回 分子分光研究会
    • Place of Presentation
      東京
    • Year and Date
      2016-05-13
    • Related Report
      2016 Research-status Report
  • [Remarks] 分子のオルト-パラ核スピン異性体間の光学遷移の検出に成功

    • URL

      https://www.titech.ac.jp/news/2017/039659.html

    • Related Report
      2017 Annual Research Report
  • [Remarks] シノプシス:分子のオルト-パラ遷移の検出

    • URL

      https://physics.aps.org/synopsis-for/10.1103/PhysRevLett.119.173401

    • Related Report
      2017 Annual Research Report

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Published: 2016-04-21   Modified: 2019-03-29  

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