Decay spectroscopy of highly charged radioactive ions with TITAN at TRIUMF

M. Foster, K. G. Leach, I. Dillmann, C. Babcock, M. Good, A. A. Kwiatkowski, A. Lennarz, J. Dilling, E. Leistenschneider, R. Klawitter, C. Andreoiu, T. Brunner, D. Frekers

Research output: Contribution to journalConference articlepeer-review

Abstract

For modes of electroweak decay such as electron capture and internal conversion, the spatial distribution of the electron cloud of the atom plays a major role in the decay probability. By successively removing electrons from these systems the decay probability is altered, thus changing the transition rates. In some cases, this can increase or decrease the decay rates by several orders of magnitude. These effects are particularily important in hot, ionizing, astrophysical environments. Due to significant technical challenges of generating and storing highly charged ions (HCIs), studies on these decay modes for HCIs are rare. With the commissioning of the TITAN decay spectroscopy setup at TRIUMF, nuclear decay properties of HCIs can now be studied in ion-traps for the first time. This proceeding reports the technical upgrade of the high-voltage infrastructure to provide access to increasingly ionized radioactive ions for decay study.

Original languageEnglish
Article number097
JournalProceedings of Science
Volume2016-September
StatePublished - 2016
Externally publishedYes
Event26th International Nuclear Physics Conference, INPC 2016 - Adelaide, Australia
Duration: Sep 11 2016Sep 16 2016

Funding

The authors would like to thank the TITAN collaboration and TRIUMF machine shop for their efforts towards the development of this program. This work is supported in part by the National Science and Engineering Research Council of Canada (NSERC), the Deutsche Forschungsgemein-schaft (DFG) under grant FR 601/3-1, and Brazil’s Conselho Nacional de Desenvolvimento Cien-tífico e Tecnológico (CNPq). TRIUMF receives federal funding via a contribution agreement with the National Research Council of Canada (NRC).

FundersFunder number
Conselho Nacional de Desenvolvimento Cien-tífico e Tecnológico
Natural Sciences and Engineering Research Council of Canada
Deutsche ForschungsgemeinschaftFR 601/3-1
Conselho Nacional de Desenvolvimento Científico e Tecnológico

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