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I summarize the results of barely model-dependent phenomenological analyses of the structure of the neutrino flavor mixing. The analyses are based on the three-flavor mixing framework without sterile neutrinos and utilize the hints from…

High Energy Physics - Phenomenology · Physics 2007-05-23 Hisakazu Minakata

Nonstandard interactions (NSI) of neutrinos with matter can significantly alter neutrino flavor evolution in supernovae with the potential to impact explosion dynamics, nucleosynthesis, and the neutrinos signal. In this paper, we explore,…

High Energy Physics - Phenomenology · Physics 2016-12-07 Charles J. Stapleford , Daavid J. Väänänen , James P. Kneller , Gail C. McLaughlin , Brandon T. Shapiro

In this article we unravel the role of matter effect in neutrino oscillation in the presence of lepton-flavor-conserving, non-universal non-standard interactions (NSI's) of the neutrino. Employing the Jacobi method, we derive approximate…

High Energy Physics - Phenomenology · Physics 2015-10-13 Sanjib Kumar Agarwalla , Yee Kao , Debashis Saha , Tatsu Takeuchi

Description of neutrino oscillation in the case of Non-Standard neutrino Interaction (NSI) is briefly presented. The NSI causes the entanglement between internal degrees of freedom of neutrinos (mass, spin, flavour) and other accompanying…

High Energy Physics - Phenomenology · Physics 2015-05-20 M. Ochman , R. Szafron , M. Zralek

We have investigated the possibility of discerning mass from flavor changing neutrino interactions induced $\nu_\mu \to \nu_\tau$ oscillations in the long baseline neutrino experiments K2K and MINOS. We have found that for virtually any…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. M. Gago , L. P. Freitas , O. L. G. Peres , R. Zukanovich Funchal

The existence of the neutrino masses and mixing would be an important window into the nature of physics beyond the Standard Model, which will be searched for in the forthcoming experiments such as LHC. In this talk, we discuss some examples…

High Energy Physics - Phenomenology · Physics 2009-11-11 Eung Jin Chun

Nonstandard neutrino interactions (NSI) arising from light and heavy mediators probe different sectors of the parameter space of models focusing on phenomena that require the extension of the standard model. High-energy scattering…

High Energy Physics - Phenomenology · Physics 2023-06-28 Timo J. Kärkkäinen , Zoltán Trócsányi

Models of neutrino mass which attempt to describe the observed lepton mixing pattern are typically based on discrete family symmetries with a non-Abelian and one or more Abelian factors. The latter so-called shaping symmetries are imposed…

High Energy Physics - Phenomenology · Physics 2015-01-26 Christoph Luhn , Krishna Mohan Parattu , Akın Wingerter

We present a detailed analysis on nonstandard neutrino interactions (NSI) with electrons including all muon and electron (anti)-neutrino data from existing accelerators and reactors, in conjunction with the ``neutrino counting'' data (e- e+…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. Barranco , O. G. Miranda , C. A. Moura , J. W. F. Valle

The SuperKamiokande atmospheric neutrino measurements leave substantial room for nonstandard interactions (NSI) of neutrinos with matter in the nu_e- nu_tau sector. Large values of the NSI couplings are accommodated if the vacuum…

High Energy Physics - Phenomenology · Physics 2009-11-11 Alexander Friedland , Cecilia Lunardini

Neutrino oscillation experiments provide a unique tool for probing neutrino-matter interactions, especially those involving the tau neutrino. We describe the sensitivity of the present atmospheric neutrino data to these interactions in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alexander Friedland , Cecilia Lunardini , Michele Maltoni

The neutrino experiment results suggest that the neutrinos have finite masses and the lepton-flavor symmetries are violating in nature. In the supersymmetric models, the charged lepton-flavor violating processes, such as mu -> e gamma and…

High Energy Physics - Phenomenology · Physics 2016-11-23 J. Hisano , D. Nomura

We investigate non-standard neutrino interactions (NSIs) in the triplet seesaw model featuring non-trivial correlations between NSI parameters and neutrino masses and mixing parameters. We show that sizable NSIs can be generated as a…

High Energy Physics - Phenomenology · Physics 2009-02-18 Michal Malinsky , Tommy Ohlsson , He Zhang

We study in detail the impact of a light sterile neutrino in the interpretation of the latest data of the long baseline experiments NO$\nu$A and T2K, assessing the robustness/fragility of the estimates of the standard 3-flavor parameters…

High Energy Physics - Phenomenology · Physics 2021-04-09 Sabya Sachi Chatterjee , Antonio Palazzo

We present a comprehensive phenomenological analysis of a vast amount of data from neutrino flavor oscillation and non-oscillation searches, performed within the standard scenario with three massive and mixed neutrinos, and with particular…

High Energy Physics - Phenomenology · Physics 2009-10-07 G. L. Fogli , E. Lisi , A. Marrone , A. Palazzo

We present a Bayesian analysis of the combination of current neutrino oscillation, neutrinoless double beta decay and CMB observations. Our major goal is to carefully investigate the possibility to single out one neutrino mass ordering,…

High Energy Physics - Phenomenology · Physics 2018-03-21 S. Gariazzo , M. Archidiacono , P. F. de Salas , O. Mena , C. A. Ternes , M. Tórtola

I review oscillation solutions to the neutrino anomalies and discuss how to account for the required pattern of neutrino masses and mixings from first principles. Unification and low-energy bottom-up approaches are discussed, the latter…

High Energy Physics - Phenomenology · Physics 2007-05-23 Jose W. F. Valle

Thanks to compelling evidence that neutrinos can change flavor, we now know that they have nonzero masses, and that leptons mix. In these lectures, we explain the physics of neutrino flavor change, both in vacuum and in matter. Then, we…

High Energy Physics - Phenomenology · Physics 2008-11-26 Boris Kayser

We investigate Non-Standard Neutrino Interactions (NSI) arising from a flavor-sensitive $Z'$ boson of a new $U(1)'$ symmetry. We compare the limits from neutrino oscillations, coherent elastic neutrino-nucleus scattering, and $Z'$ searches…

High Energy Physics - Phenomenology · Physics 2019-03-28 Julian Heeck , Manfred Lindner , Werner Rodejohann , Stefan Vogl

One of the major open problems of neutrino physics is MO (mass ordering). We discuss the prospects of measuring MO with two under-construction experiments T2HK and JUNO. JUNO alone is expected to measure MO with greater than $3\sigma$…

High Energy Physics - Phenomenology · Physics 2022-12-28 Sandhya Choubey , Monojit Ghosh , Deepak Raikwal