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Development of photoelectron spectroscopy for vibrationally excited molecules with using hot gas cell

Research Project

Project/Area Number 16K17775
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Atomic/Molecular/Quantum electronics
Research InstitutionInstitute for Molecular Science

Principal Investigator

Iwayama Hiroshi  分子科学研究所, 極端紫外光研究施設, 助教 (50584570)

Project Period (FY) 2016-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2017: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2016: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
Keywords光電子分光 / 原子 / 分子 / 光電子 / 振動励起 / 高温気体 / 原子・分子物理
Outline of Final Research Achievements

We developed a hot gas nozzle which can heat sample gas up to 1000K and achieved a photoelectron spectroscopy for vibrationally excited molecules. For evaluation of our new equipment, we measured photoelectron spectra for CO2 molecules at room temperature and 900K. For room temperature, we obtained similar photoelectron spectrum of CO2 molecules to the previous reported one, where band structure of symmetric stretching vibration was observed. On the other hand, a photoelectron spectrum of CO2 molecule at 900K shows a band structure of deformation vibrations. Our results shows hot CO2 molecules are deformed and corresponding Franck-Condon region changes.

Report

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

    (5 results)

All 2018 2017

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

  • [Journal Article] Different Time Scales in the Dissociation Dynamics of Core-Excited CF4 by Two Internal Clocks2017

    • Author(s)
      H. Iwayama, C. Leonard, F. Le Quere, S. Carniato, R. Guillemin, M. Simon, M.N. Piancastelli and E. Shigemasa
    • Journal Title

      Physical Review Letters

      Volume: 119 Issue: 20 Pages: 2032031-5

    • DOI

      10.1103/physrevlett.119.203203

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Observation of an optical vortex beam from a helical undulator in the XUV region2017

    • Author(s)
      T. Kaneyasu, Y. Hikosaka, M. Fujimoto, H. Iwayama, M. Hosaka, E. Shigemasa, M. Katoh
    • Journal Title

      Journal of Synchrotron Radiation

      Volume: 24 Issue: 5 Pages: 934-938

    • DOI

      10.1107/s1600577517009626

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Presentation] Xe 4d内殻空孔状態を用いた原子内殻EUVレーザー2018

    • Author(s)
      岩山洋士, James Hrries, 久間晋
    • Organizer
      日本物理学会
    • Related Report
      2017 Annual Research Report
  • [Presentation] EUV-FEL照射による1s3p励起ヘリウム原子集団からの超蛍光の波長・時間分解発光計測2017

    • Author(s)
      岩山洋士, 藤瀬光香, James Harries, 鈴木紀裕, 東善郎, 久間晋, 繁政英治
    • Organizer
      日本物理学会
    • Related Report
      2017 Annual Research Report
  • [Presentation] State-specific dissociation dynamics of core-excited small molecules2017

    • Author(s)
      岩山洋士
    • Organizer
      3rd Computational Chemistry (CC) Symposium-The main symposium of ICCMSE
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited

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

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