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Phys. Rev. C 67, 035503 (2003) [6 pages]

Energy of the 14O superallowed positron decay

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N. R. Tolich, P. H. Barker, and P. D. Harty
Physics Department, University of Auckland, Private Bag 92019, Auckland, New Zealand

P. A. Amundsen
School of Science and Technology, Stavanger College, P.O. Box 2557, Ullandhaug N-4004, Stavanger, Norway

Received 14 January 2003; published 24 March 2003

The threshold energy of the 14N(p,n)14O reaction has been measured to be 6354.35(18) keV relative to a 1-V standard, and an earlier value has been withdrawn. This leads to a Qec value for the superallowed positron decay of 14O of 2831.53(17) keV and a recommended mean value of Qec=2831.47(14)keV.

© 2003 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.67.035503
DOI:
10.1103/PhysRevC.67.035503
PACS:
21.10.Dr, 23.40.-s, 27.20.+n