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Author (up) Taprogge, J. et al; Gadea, A.; Montaner-Piza, A.
Title Identification of a millisecond isomeric state in Cd-129(81) via the detection of internal conversion and Compton electrons Type Journal Article
Year 2014 Publication Physics Letters B Abbreviated Journal Phys. Lett. B
Volume 738 Issue Pages 223-227
Keywords Isomeric decays; Transition strengths; Shell model calculations
Abstract The decay of an isomeric state in the neutron-rich nucleus Cd-129 has been observed via the detection of internal conversion and Compton electrons providing first experimental information on excited states in this nucleus. The isomer was populated in the projectile fission of a U-238 beam at the Radioactive Isotope Beam Factory at RIKEN. From the measured yields of gamma-rays and internal conversion electrons, a multipolarity of E3 was tentatively assigned to the isomeric transition. A half-life of T-1/2 = 3.6(2) ms was determined for the new state which was assigned a spin of (21/2(+)), based on a comparison to shell model calculations performed using state-of-the-art realistic effective interactions.
Address [Taprogge, J.; Jungclaus, A.] CSIC, Inst Estruct Mat, Madrid 28006, Spain, Email: andrea.jungclaus@csic.es
Corporate Author Thesis
Publisher Elsevier Science Bv Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0370-2693 ISBN Medium
Area Expedition Conference
Notes WOS:000344624900036 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ pastor @ Serial 2021
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