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Related papers: Status of 3+1 Neutrino Mixing

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The indications in favor of short-baseline neutrino oscillations, which require the existence of one or more sterile neutrinos, are reviewed. In the framework of 3+1 neutrino mixing, which is the simplest extension of the standard…

High Energy Physics - Phenomenology · Physics 2011-10-19 Carlo Giunti

We present the results of an updated fit of short-baseline neutrino oscillation data in the framework of 3+1 active-sterile neutrino mixing. We first consider $\nu_e$ and $\bar\nu_e$ disappearance in the light of the Gallium and reactor…

High Energy Physics - Phenomenology · Physics 2017-08-02 S. Gariazzo , C. Giunti , M. Laveder , Y. F. Li

We present the results of fits of short-baseline neutrino oscillation data in 3+1 and 3+2 neutrino mixing schemes. In spite of the presence of a tension in the interpretation of the data, 3+1 neutrino mixing is attractive for its simplicity…

High Energy Physics - Phenomenology · Physics 2013-05-29 Carlo Giunti , Marco Laveder

In view of the recent results from the MiniBooNE experiment we revisit the global neutrino oscillation fit to short-baseline neutrino data by adding one or two sterile neutrinos with eV-scale masses to the three Standard Model neutrinos,…

High Energy Physics - Phenomenology · Physics 2008-11-26 Michele Maltoni , Thomas Schwetz

We consider the interpretation of the MiniBooNE low-energy anomaly and the Gallium radioactive source experiments anomaly in terms of short-baseline electron neutrino disappearance in the framework of 3+1 four-neutrino mixing schemes. The…

High Energy Physics - Phenomenology · Physics 2010-10-12 Carlo Giunti , Marco Laveder

Neutrino oscillation models involving extra mass eigenstates beyond the standard three (3+N) are fit to global short baseline experimental data. We find that 3+1 has a best fit of Delta m^2_41 = 1.75 eV^2 with a Delta chi^2 [null-min] (dof)…

High Energy Physics - Phenomenology · Physics 2016-06-22 G. H. Collin , C. A. Argüelles , J. M. Conrad , M. H. Shaevitz

Evidence continues to grow in the MiniBooNE (MB) antineutrino mode supporting a low-energy excess compatible with the MB neutrino mode and possibly also confirming the results of the LSND experiment. At least one sterile neutrino is…

High Energy Physics - Phenomenology · Physics 2013-05-30 Eric Kuflik , Samuel D. McDermott , Kathryn M. Zurek

This letter presents the results from the MiniBooNE experiment within a full "3+1" scenario where one sterile neutrino is introduced to the three-active-neutrino picture. In addition to electron-neutrino appearance at short-baselines, this…

We present a complete update of the analysis of electron neutrino and antineutrino disappearance experiments in terms of neutrino oscillations in the framework of 3+1 neutrino mixing, taking into account the Gallium anomaly, the reactor…

High Energy Physics - Phenomenology · Physics 2013-05-07 C. Giunti , M. Laveder , Y. F. Li , Q. Y. Liu , H. W. Long

In view of the recent results from the MiniBooNE experiment we revisit the global neutrino oscillation fit to short-baseline neutrino data by adding one, two or three sterile neutrinos with eV-scale masses to the three Standard Model…

High Energy Physics - Phenomenology · Physics 2008-11-26 Michele Maltoni

The recently observed event excess in MiniBooNE anti-neutrino data is in agreement with the LSND evidence for electron anti-neutrino appearance. We propose an explanation of these data in terms of a (3+1) scheme with a sterile neutrino…

High Energy Physics - Phenomenology · Physics 2010-11-08 Evgeny Akhmedov , Thomas Schwetz

Neutrino oscillation models involving one extra mass eigenstate beyond the standard three ($3+1$) are fit to global short baseline experimental data and the recent IceCube $\nu_\mu+\bar\nu_\mu$ disappearance search result. We find a best…

High Energy Physics - Phenomenology · Physics 2016-11-30 G. H. Collin , C. A. Argüelles , J. M. Conrad , M. H. Shaevitz

Neutrino oscillations involving eV-scale neutrino mass states are investigated in the context of global neutrino oscillation data including short and long-baseline accelerator, reactor, and radioactive source experiments, as well as…

High Energy Physics - Phenomenology · Physics 2014-03-28 Joachim Kopp , Pedro A. N. Machado , Michele Maltoni , Thomas Schwetz

We present the results of a new analysis of the data of the MiniBooNE experiment taking into account the additional background of photons from $\Delta^{+/0}$ decay proposed in arXiv:1909.08571 and additional contributions due to coherent…

High Energy Physics - Phenomenology · Physics 2020-12-30 C. Giunti , A. Ioannisian , G. Ranucci

This paper reviews short baseline oscillation experiments as interpreted within the context of one, two, and three sterile neutrino models associated with additional neutrino mass states in the ~1 eV range. Appearance and disappearance…

High Energy Physics - Experiment · Physics 2012-07-20 J. M. Conrad , C. M. Ignarra , G. Karagiorgi , M. H. Shaevitz , J. Spitz

Recent IceCube search results for sterile neutrino increased tension between the combined appearance and disappearance experiments. On the other hand, MiniBooNE latest data confirms at $4.9\sigma$ CL the short-baseline oscillation anomaly.…

High Energy Physics - Phenomenology · Physics 2019-05-01 Luis Salvador Miranda , Soebur Razzaque

We present the results of global analyses of short-baseline neutrino oscillation data in 3+1, 3+2 and 3+1+1 neutrino mixing schemes. We show that the data do not allow us to abandon the simplest 3+1 scheme in favor of the more complex 3+2…

High Energy Physics - Phenomenology · Physics 2013-11-07 C. Giunti , M. Laveder , Y. F. Li , H. W. Long

The significance of the Gallium Anomaly, from the BEST, GALLEX, and SAGE radioactive source experiments, is quantified using different theoretical calculations of the neutrino detection cross section, and its explanation due to neutrino…

High Energy Physics - Phenomenology · Physics 2022-11-09 C. Giunti , Y. F. Li , C. A. Ternes , O. Tyagi , Z. Xin

Recently, several models have been suggested to reduce the tension between Gallium and reactor antineutrino spectral ratio data which is found in the framework of 3+1 active-sterile neutrino mixing. Among these models, we consider the…

High Energy Physics - Phenomenology · Physics 2023-12-04 Carlo Giunti , Christoph A. Ternes

We review the status of searches for sterile neutrinos in the $\sim 1$ eV range, with an emphasis on the latest results from short baseline oscillation experiments and how they fit within sterile neutrino oscillation models. We present…

High Energy Physics - Experiment · Physics 2020-11-26 A. Diaz , C. A. Argüelles , G. H. Collin , J. M. Conrad , M. H. Shaevitz
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