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Phys. Rev. D 73, 073011 (2006) [7 pages]

Conserved vector current test using low energy beta beams

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A. B. Balantekin1,*, J. H. de Jesus1,†, R. Lazauskas2,‡, and C. Volpe2,§
1Department of Physics, University of Wisconsin, Madison, Wisconsin 53706, USA
2Institut de Physique Nucléaire, F-91406 Orsay Cedex, France

Received 6 March 2006; published 26 April 2006

We discuss the possibility of testing the weak currents and, in particular, the weak magnetism term through the measurement of the ν̅ e+pe++n reaction at a low energy beta-beam facility. We analyze the sensitivity using both the total number of events and the angular distribution of the positrons emitted in a water Čerenkov detector. We show that the weak magnetism form factor might be determined with better than several percent accuracy using the angular distribution. This offers a new way of testing the conserved vector current hypothesis.

© 2006 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.73.073011
DOI:
10.1103/PhysRevD.73.073011
PACS:
13.15.+g, 23.40.Bw, 25.30.Pt

*Electronic address: baha@physics.wisc.edu

Electronic address: jhjesus@physics.wisc.edu

Electronic address: lazauskas@lpsc.in2p3.fr

§Electronic address: volpe@ipno.in2p3.fr