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Related papers: Revisiting leptonic nonunitarity

200 papers

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

Bi-large patterns for the leptonic mixing matrix are confronted with current neutrino oscillation data. We analyse the status of these patterns and determine, through realistic simulations, the potential of upcoming long-baseline experiment…

High Energy Physics - Phenomenology · Physics 2019-07-19 Gui-Jun Ding , Newton Nath , Rahul Srivastava , José W. F. Valle

In this brief review, I discuss the new physics unveiled by neutrino oscillation experiments over the past several years, and discuss several attempts at understanding the mechanism behind neutrino masses and lepton mixing. It is fair to…

High Energy Physics - Phenomenology · Physics 2009-11-11 Andre de Gouvea

Leptogenesis induced by the oscillations of GeV-scale neutrinos provides a minimal and testable explanation of the baryon asymmetry of the Universe. In this work we extend previous studies invoking only two heavy neutrinos to the case of…

High Energy Physics - Phenomenology · Physics 2019-02-05 Asmaa Abada , Giorgio Arcadi , Valerie Domcke , Marco Drewes , Juraj Klaric , Michele Lucente

Light sterile neutrinos can be excited by oscillations with active neutrinos in the early universe. Their properties can be constrained by their contribution as extra-radiation, parameterized in terms of the effective number of neutrino…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 Alessandro Mirizzi , Gianpiero Mangano , Ninetta Saviano , Enrico Borriello , Carlo Giunti , Gennaro Miele , Ofelia Pisanti

In the framework of the mass mixing scheme we have considered mixings and oscillations of $\nu_e, \nu_\mu, \nu_\tau$ neutrinos and obtained expressions for angle mixings and lengths of oscillations in dependence on components of the…

High Energy Physics - Phenomenology · Physics 2012-06-18 Kh. M. Beshtoev

Coherent elastic neutrino-nucleus scattering (CE$\nu$NS) has been experimentally confirmed using neutrinos from pion decay at rest, solar neutrinos and reactor antineutrinos. Future CE$\nu$NS experiments will foreseeable lead to precision…

High Energy Physics - Phenomenology · Physics 2026-05-27 Salvador Centelles Chuliá , Manfred Lindner , Thomas Rink

Models of leptonic flavour with discrete symmetries can provide an attractive explanation of the pattern of elements found in the leptonic mixing matrix. The next generation of neutrino oscillation experiments will allow the mixing…

High Energy Physics - Phenomenology · Physics 2015-06-19 Peter Ballett , Stephen F. King , Christoph Luhn , Silvia Pascoli , Michael A. Schmidt

Long-baseline neutrino oscillation experiments require external constraints on $\sin^2\theta_{12}$ and $\Delta m_{21}^2$ to make precision measurements of the leptonic mixing matrix. These constraints come from measurements of the…

High Energy Physics - Phenomenology · Physics 2026-04-06 Andres Lopez Moreno

After the observation of non-zero $\theta_{13}$ the goal has shifted to observe $CP$ violation in the leptonic sector. Neutrino oscillation experiments can, directly, probe the Dirac $CP$ phases. Alternatively, one can measure $CP$…

High Energy Physics - Phenomenology · Physics 2016-05-04 Surender Verma , Shankita Bhardwaj

In a model independent manner, we explore the local implications of a single neutrino oscillation measurement which cannot be reconciled within a three-neutrino theory. We examine this inconsistency for a single region of baseline to…

Nuclear Theory · Physics 2009-11-11 David C. Latimer , David J. Ernst

Our knowledge of the neutrino sector of the Standard Model has recently undergone a revolution. Deficits of the atmospheric muon neutrino flux and the solar electron neutrino flux compared to their predicted values can be understood in…

High Energy Physics - Phenomenology · Physics 2009-10-31 V. Barger

Nonunitarity can arise in neutrino oscillation when the matrix with elements $\mathbf{U}_{\alpha i}$ which relate the neutrino flavor $\alpha$ and mass $i$ eigenstates is not unitary when sum over the kinematically accessible mass…

High Energy Physics - Phenomenology · Physics 2023-06-01 Chee Sheng Fong

A generalized phenomenological (3 + 2 + 1)-model with three active and three sterile neutrinos is considered for the calculation of the neutrino oscillation characteristics at normal mass hierarchy of active neutrinos and significant…

High Energy Physics - Phenomenology · Physics 2016-12-28 V. V. Khruschov , S. V. Fomichev , O. A. Titov

Neutrino oscillation experiments in the past decades have greatly improved our knowledge on neutrinos by measuring the fundamental neutrino parameters. The ongoing and upcoming neutrino oscillation experiments are intended to pin down the…

High Energy Physics - Phenomenology · Physics 2013-07-16 Tommy Ohlsson , He Zhang , Shun Zhou

Neutrino oscillations have been established in solar and atmospheric neutrinos, but a third signal from the LSND experiment is incompatible with three Standard Model neutrinos. The MiniBooNE experiment can confirm or refute the LSND…

High Energy Physics - Experiment · Physics 2007-05-23 J. Monroe

I review the interpretation of solar and atmospheric neutrino data in terms neutrino oscillations and describe some ways to account for the required neutrino masses and mixing angles from first principles, both within top-down and bottom-up…

High Energy Physics - Phenomenology · Physics 2009-09-17 J. W. F. Valle

Several theories of particle physics beyond the Standard Model consider that neutrinos can decay. In this work we assume that the standard mechanism of neutrino oscillations is altered by the decay of the heaviest neutrino mass state into a…

High Energy Physics - Phenomenology · Physics 2019-01-15 P. F. de Salas , S. Pastor , C. A. Ternes , T. Thakore , M. Tórtola

We investigate a minimal extension of the standard model in which the only new ingredient is the sterile neutrinos. We do not introduce extra Higgs multiplets or high dimensional effective operators to induce mass terms for the active…

High Energy Physics - Phenomenology · Physics 2009-11-11 Yi Liao

If the neutrino analogue of the M\"ossbauer effect, namely, recoiless emission and resonant capture of neutrinos is realized, one can study neutrino oscillations with much shorter baselines and smaller source/detector size when compared to…

High Energy Physics - Phenomenology · Physics 2011-12-20 P. A. N. Machado , H. Nunokawa , F. A. Pereira dos Santos , R. Zukanovich Funchal