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Precision lifetimes of positron emitters,25Al, 29P, 33Cl and 41Sc, and ft values of mirror β decays

  • Isao Tanihata
  • , Tadanori Minamisono
  • , Akira Mizobuchi
  • , Kenzo Sugimoto
  • The University of Osaka

Research output: Contribution to journalArticlepeer-review

Abstract

Half lives of positron decays of25Al, 29P, 33C1 and 41Sc have been determined to be (7.177±0.023)s, (4.149+0.005)s, (2.513±0.004)s, and (0.591±0.005)s, respectively. Each object activity was produced at a resonance energy of the proton-capture reaction to minimize the contamination due to other activities. The ft values of mirror β decay for 11⩽A⩽41, which were calculated by using a refined wave function of electron and the recent data, are presented.

Original languageEnglish
Pages (from-to)848-852
Number of pages5
JournalJournal of the Physical Society of Japan
Volume34
Issue number4
DOIs
StatePublished - 1973
Externally publishedYes

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