Observation of $\mu^+ e^+$ Events in Anti-neutrino - Nucleon Interactions

The Fermilab-Serpukhov-Moscow-Michigan collaboration Ammosov, V.V. ; Denisov, A.G. ; Ermolov, P.F. ; et al.
Phys.Lett.B 106 (1981) 151-154, 1981.
Inspire Record 166059 DOI 10.17182/hepdata.41257

The first observation of μ + e + events produced in antineutrino interactions using the Fermilab 15 ft bubble chamber is reported. The relative yield of μ + e + events is (4.8 −3.2 +5.3 ) × 10 −4 of all charged-current events with antineutrino energy greater than 10 GeV. The observed V 0 rate is 1.0 −1.0 +1.2 per μ + e + event. Possible sources of these events are discussed.

1 data table

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