Towards an Experimental Determination of the Transition Strength Between the Ground States of F-20 and Ne-20

O Kirsebom, J. Cederkall, David G. Jenkins, Pankaj Joshi, Rauno Juhani Julin, A Kankainen, Tibor Kibedi, O Tengblad, W.H. Trzaska

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    Abstract

    Electron capture on Ne-20 is thought to play a crucial role in the final evolution of electron-degenerate ONe stellar cores. Recent calculations suggest that the capture process is dominated by the second-forbidden transition between the ground states of Ne-20 and F-20, making an experimental determination of this transition strength highly desirable. To accomplish this task we are refurbishing an intermediate-image magnetic spectrometer capable of focusing 7 MeV electrons, and designing a scintillator detector surrounded by an active cosmic-ray veto shield, which will serve as an energy-dispersive device at the focal plane.
    Original languageEnglish
    Title of host publicationProceedings of the 14th International Symposium on the Nuclei of the Cosmos
    Place of PublicationJapan
    PublisherJapan Physical Society
    ISBN (Print)978-4-89027-118-4
    DOIs
    Publication statusPublished - 2016
    Event14th International Symposium on the Nuclei in the Cosmos NIC-XIV (NIC2016) - Toki Messe, Niigata, Japan
    Duration: 1 Jan 2016 → …

    Conference

    Conference14th International Symposium on the Nuclei in the Cosmos NIC-XIV (NIC2016)
    Period1/01/16 → …
    OtherJune 19-24 2016

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