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

15 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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