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2009 Fiscal Year Final Research Report

Beta-decay half-life measurement of 46Cr

Research Project

  • PDF
Project/Area Number 19740131
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Particle/Nuclear/Cosmic ray/Astro physics
Research InstitutionThe University of Tokyo

Principal Investigator

WAKABYASHI Yasuo  The University of Tokyo, 先端基礎研究センター, 博士研究員 (80447359)

Project Period (FY) 2007 – 2009
Keywordsβ崩壊 / 半減期 / 不安定核
Research Abstract

It is interesting in astrophysics to know the production and the decay properties of nuclei for nucleosynthesis in stars.
In this study, we performed the experiment to measure the beta-decay half-life and its branching ratio of 46Cr for nucleosynthesis in stars.
The experimental results were presented at the third joint meeting of the nuclear physics of the APS and the JPS. It will be precious data to understand the nucleosynthesis.

  • Research Products

    (8 results)

All 2010 2009 2008 2007

All Journal Article (5 results) Presentation (3 results)

  • [Journal Article] Beta-decay half life of 46Cr2010

    • Author(s)
      Y. Wakabayashi、H. Yamaguchi、T. Hashimoto, 他10名
    • Journal Title

      CNS Annual Report 2009年度版(印刷中)

  • [Journal Article] Development of 46Cr secondary beam for β-decay measurement2010

    • Author(s)
      Y. Wakabayashi、H. Yamaguchi、T. Hashimoto, 他10名
    • Journal Title

      CNS Annual Report 2008年度版

      Pages: 25-26

  • [Journal Article] Half life measurement of 46Cr2009

    • Author(s)
      Y. Wakabayashi、H. Yamaguchi、T. Hashimoto, 他10名
    • Journal Title

      RIKEN Accelerator Progress Report 2008 42

      Pages: 19

  • [Journal Article] Development of the secondary 46Cr beam produced by fusion reactions2009

    • Author(s)
      Y. Wakabayashi、H. Yamaguchi、S. Hayakawa, 他6名
    • Journal Title

      CNS Annual Report 2007年度版

      Pages: 11-12

  • [Journal Article] Development of the 46Cr secondary beam2008

    • Author(s)
      Y. Wakabayashi、H. Yamaguchi、S. Hayakawa, 他6名
    • Journal Title

      RIKEN Accelerator Progress Report 2007 41

      Pages: 25

  • [Presentation] Beta-decay measurement of 46Cr2009

    • Author(s)
      Y. Wakabayashi
    • Organizer
      Third Joint Meeting of the Nuclear Physics Division of the APS and the JPS
    • Place of Presentation
      Hawaii
    • Year and Date
      2009-10-17
  • [Presentation] 46Crのベータ崩壊の半減期測定2008

    • Author(s)
      若林泰生
    • Organizer
      停止・低速不安定核ビームを用いた核分光研究会(SSRI2008)
    • Place of Presentation
      大阪大学
    • Year and Date
      2008-12-25
  • [Presentation] Cryogenic gas target system for intense RI beam productions in nuclear astrophysics2007

    • Author(s)
      Y. Wakabayashi
    • Organizer
      Origin of Matter and Evolution of Galaxies (OMEG07)
    • Place of Presentation
      Sapporo, Japan(ポスター発表)
    • Year and Date
      2007-12-05

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Published: 2011-06-18   Modified: 2016-04-21  

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