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In this talk, I will present the latest MiniBooNE oscillation results with 12.84×1020 protons on target (POT) ???? appearance data, doubled from the previous oscillation publication, and 11.27×1020 POT ??¯?? appearance data. A total ???? and ??¯?? charged-current quasi-elastic event excess of 460.5±99.0 events (4.7??) is observed. The observed excess is consistent in energy and magnitude with the excess reported by the LSND experiment with a combined significance of 6.0??. The best oscillation fit to the excess has a probability of 21.1% in a two-neutrino interpretation, which would require at least one more neutrino type beyond the three-neutrino paradigm. Future and current experiments to test this excess will be discussed.
\n\nSPEAKER:En-Chuan Huang, Los Alamos National Laboratory
464 Loomis
falseMedium and High Energy Physics Seminar: "Significant Excess of Electron-Like Events in the MiniBooNE Short-Baseline Neutrino Experiment"
| Speaker |
(sign-up)
En-Chuan Huang, Los Alamos National Laboratory |
|---|---|
| Date: | 9/24/2018 |
| Time: | 1 p.m. |
| Location: | 464 Loomis |
| Sponsor: | Physics |
| Event Type: | Seminar/Symposium |
In this talk, I will present the latest MiniBooNE oscillation results with 12.84×1020 protons on target (POT) ???? appearance data, doubled from the previous oscillation publication, and 11.27×1020 POT ??¯?? appearance data. A total ???? and ??¯?? charged-current quasi-elastic event excess of 460.5±99.0 events (4.7??) is observed. The observed excess is consistent in energy and magnitude with the excess reported by the LSND experiment with a combined significance of 6.0??. The best oscillation fit to the excess has a probability of 21.1% in a two-neutrino interpretation, which would require at least one more neutrino type beyond the three-neutrino paradigm. Future and current experiments to test this excess will be discussed. |
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