Structure of rare-earth nuclei around the proton drip line

  • K. P. Rykaczewski
  • , R. K. Grzywacz
  • , C. R. Bingham
  • , M. Danchev
  • , C. Mazzocchi
  • , M. N. Tantawy
  • , C. J. Gross
  • , C. H. Yu
  • , J. C. Batchelder
  • , M. Karny
  • , W. Królas
  • , D. Fong
  • , J. H. Hamilton
  • , A. V. Ramayya
  • , A. Piechaczek
  • , E. Zganjar
  • , J. A. Winger
  • , T. N. Ginter
  • , A. Stolz
  • , K. Hagino

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

    16 Scopus citations

    Abstract

    Decay studies on rare earth nuclei around the proton drip line have been performed by means of the Recoil Mass Spectrometer at the Holifield Radioactive Ion Beam Facility in Oak Ridge. The proton emission from the odd-odd N=77 isotone 146Tm was reinvestigated, resulting in the assignment of the 1.01 MeV proton line to the decay of a short-lived 146Tm state. A new proton radioactivity of 144Tm was identified. The decays of isomeric levels in the N=77 isotones, 140Eu, 142Tb and 144Ho were remeasured using γ and electron detectors. The analysis of the structure of studied nuclei, which accounts for the coupling between the protons and neutrons and for core excitations, is presented.

    Original languageEnglish
    Title of host publicationNUCLEI AT THE LIMITS
    Pages223-228
    Number of pages6
    DOIs
    StatePublished - Apr 5 2005
    EventNuclei at the Limits - Argonne, IL, United States
    Duration: Jul 26 2004Jul 30 2004

    Publication series

    NameAIP Conference Proceedings
    Volume764
    ISSN (Print)0094-243X
    ISSN (Electronic)1551-7616

    Conference

    ConferenceNuclei at the Limits
    Country/TerritoryUnited States
    CityArgonne, IL
    Period07/26/0407/30/04

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