Decay Q-value of Sn-105 and of other nuclei near Sn-100, measured at the GSI on-line mass separator

M Kavatsyuk, L Batist, M Karny, E Roeckl*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

7 Citations (Scopus)

Abstract

Within a programme of measuring Q(EC), Q(EC) - S-p and S-p values of nuclei in the Sn-100 region, the Q(EC) value of Sn-105 was determined to be 6230 (80) keV. This result was obtained by means of the total-absorption spectrometer at the On-line Mass Separator of GSI Darmstadt. Other decay Q-values of nuclei near Sn-1100, measured at this facility by investigating positron, electron-capture, beta-delayed proton as well as direct proton and alpha-decay, are also presented. The accuracy of these data ranges from 30 to 260 keV, is thus lower than that obtained by other methods but still sufficient concerning most of the current nuclear-structure studies. Moreover, the determination of Q-values by means of decay measurements has an unrivalled sensitivity. (C) 2006 Elsevier B.V. All rights reserved.

Original languageEnglish
Pages (from-to)138-145
Number of pages8
JournalInternational Journal of Mass Spectrometry
Volume251
Issue number2-3
DOIs
Publication statusPublished - 1-Apr-2006
Externally publishedYes

Keywords

  • binding energies and masses
  • alpha, beta and proton radioactivity
  • on-line isotope separation
  • TOTAL ABSORPTION-SPECTROSCOPY
  • BETA-DECAY
  • IN-103
  • SPECTROMETER
  • STATES
  • IDENTIFICATION

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