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Gamow-Teller Transitions in Proton Rich Exotic pf-shell Nuclei Deduced from Mirror Transitions

  • Fujita Y
  • , Adachi T
  • , Blank B
  • , von Brentano P
  • , Berg GPA
  • , Fujita H
  • , Fujita K
  • , Hatanaka K
  • , Nakanishi K
  • , Negret A
  • , Lucia Popescu
  • , Rubio B
  • , Shimbara Y
  • , Shimizu Y
  • , Tameshinge Y
  • , Tamii A
  • , Yosoi M
  • , Zell KO
  • , Dieter Pauwels

    Research outputpeer-review

    Abstract

    The rp-process nucleosynthesis proceeds through nuclei near the proton drip-line, in which Gamow-Teller (GT) transitions starting from unstable pf-shell nuclei play important roles. In the beta-decay study of these nuclei, half-lives can be measured rather accurately. On the other hand, in the high-resolution (3He,t) charge-exchange reactions on mirror nuclei, individual GT transitions can be studied up to high excitations. For the accurate study of the GT transition strengths in the A = 52, T = 2 system, we compare and combine the beta-decay study of the proton-rich nucleus 52Ni and the 52Cr(3He,t) measurement assuming the isospin symmetry of the Tz = +/- 2 -> +/- 1 transitions.
    Original languageEnglish
    Title of host publicationThe 10th International Symposium on Origin of Matter and Evolutions of Galaxies : OMEG—2010
    Place of PublicationMelville, New York, United States
    Pages436-438
    Volume1
    StatePublished - Oct 2010
    EventThe 10th International Symposium on Origin of Matter and Evolution of Galaxies: OMEG - 2010 - Osaka
    Duration: 8 Mar 201010 Mar 2010

    Publication series

    NameAIP Conference Proceedings
    Number1269

    Conference

    ConferenceThe 10th International Symposium on Origin of Matter and Evolution of Galaxies: OMEG - 2010
    Country/TerritoryJapan
    CityOsaka
    Period2010-03-082010-03-10

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