A search for flavor-changing non-standard neutrino interactions by MINOS
PHYSICAL REVIEW D(2013)
摘要
We report new constraints on flavor-changing non-standard neutrino interactions from the MINOS experiment, in which neutrino versus antineutrino interactions can be distinguished on an event-by-event basis. We analyzed a combined set of beam neutrino and antineutrino data from the well-understood NuMI beam, and found no evidence for deviations from standard neutrino mixing. The observed energy spectra constrain the non-standard neutrino interactions parameter to the range -0.20 < epsilon(mu tau) < 0.07 (90%C.L.).
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关键词
MINOS,Neutrino oscillation,Neutrino,Solar neutrino problem,Measurements of neutrino speed,Solar neutrino,Fermilab,NuMI,Particle physics,Nuclear physics,Physics
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