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Related papers: The MSW effect in a fluctuating matter density

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A brief sketch is made of the present observational status of neutrino properties, with emphasis on the hints from solar and atmospheric neutrinos, as well as cosmological data on the amplitude of primordial density fluctuations.…

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

A review of solar neutrino experiments is provided, including experimental measurements to date and proposed future measurements. Experiments to date have provided a clear determination that solar neutrinos are undergoing flavor…

Astrophysics · Physics 2009-11-10 A. B. McDonald

Theoretical models which present flavor changing neutrino interactions and simultaneously prevent this particle from acquiring any mass exist. We discuss some of them and their predictions for neutrino oscillations in matter which can…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. M. Guzzo , H. Nunokawa , O. L. G. Peres , V. Pleitez , R. Zukanovich Funchal

We point out that the length scale associated with the MSW effect is the radius of the Earth. Therefore to verify matter enhancement of neutrino oscillations, it will be necessary to study neutrinos passing through the Earth. For the…

High Energy Physics - Phenomenology · Physics 2009-10-30 James M. Gelb , Waikwok Kwong , S. P. Rosen

In this work we study the propagation of massive Dirac neutrinos in matter with flavor mixing, using statistical techniques based on Relativistic Wigner Functions. First, we consider neutrinos in equilibrium within the Hartree…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. Sirera , A. Perez

The magnetorotational collapse of massive stars copiously emits neutrinos of all flavors, with a prominent hierarchy between the non-electron and electron flavor average energies. Relying on a three-dimensional neutrino-magnetohydrodynamic…

High Energy Astrophysical Phenomena · Physics 2026-05-15 Marco Manno , Pablo Martínez-Miravé , Irene Tamborra

We present the first numerical relativity simulations including neutrino flavor transformations that could result from flavor instabilities, quantum many-body effects, or potential beyond standard model physics in neutron star mergers. We…

High Energy Astrophysical Phenomena · Physics 2025-09-08 Yi Qiu , David Radice , Sherwood Richers , Maitraya Bhattacharyya

Recent work has shown that neutrino oscillations in matter can be greatly enhanced by flips between mass eigenstates if the medium is fluctuating with a period equal to the neutrino oscillation length. Here we investigate the effect of the…

High Energy Physics - Phenomenology · Physics 2008-01-25 N. P. Harries

There is an accepted approach to calculation of the neutrino flavor density-matrix in the halo of a supernova, in which neutrino amplitudes, not cross-sections, need to be followed carefully in the region above the region of frequent…

High Energy Physics - Phenomenology · Physics 2021-03-25 R. F. Sawyer

The observation of Earth matter effects in the spectrum of neutrinos coming from a next galactic core-collapse supernova (CCSN) could, in principle, reveal if neutrino mass ordering is normal or inverted. One of the possible ways to…

High Energy Physics - Phenomenology · Physics 2022-01-12 Edwin A. Delgado , Hiroshi Nunokawa , Alexander A. Quiroga

Three-generation MSW effect in curved spacetime is studied and a brief discussion on the gravitational correction to the neutrino self-energy is given. The modified mixing parameters and corresponding conversion probabilities of neutrinos…

High Energy Physics - Phenomenology · Physics 2016-09-14 Yu-Hao Zhang , Xue-Qian Li

We examine the propagation and flavor oscillations of neutrinos under the influence of gravitational waves (GWs) with an arbitrary polarization. We rederive the effective Hamiltonian for the system of three neutrino flavors using the…

High Energy Physics - Phenomenology · Physics 2021-08-24 Maxim Dvornikov

Assuming three-neutrino mixing, we study the capabilities of very long baseline neutrino oscillation experiments to verify and test the MSW effect and to measure the lepton mixing angle theta_13. We suppose that intense neutrino and…

High Energy Physics - Phenomenology · Physics 2014-11-17 M. Freund , M. Lindner , S. T. Petcov , A. Romanino

We examine solar neutrinos in dark matter detectors including the effects of flavor-dependent radiative corrections to the CE$\nu$NS cross section. Working within a full three-flavor framework, and including matter effects within the Sun…

High Energy Physics - Phenomenology · Physics 2023-09-28 Nityasa Mishra , Louis E. Strigari

We consider the possibility of solar neutrino decay as a sub-leading effect on their propagation between production and detection. Using current oscillation data, we set a new lower bound to the $\nu_2$ neutrino lifetime at $\tau_2\, /\,…

High Energy Physics - Phenomenology · Physics 2016-08-10 R. Picoreti , M. M. Guzzo , P. C. de Holanda , O. L. G. Peres

We quantify our current knowledge of the size and flavor structure of the matter effects in the evolution of neutrinos based solely on the global analysis of oscillation neutrino data. The results are translated in terms of the present…

High Energy Physics - Phenomenology · Physics 2013-10-14 M. C. Gonzalez-Garcia , Michele Maltoni

I review the status of neutrino masses and mixings in the light of the solar and atmospheric neutrino data. The result from the LSND experiment and the possible role of neutrinos as hot dark matter are also included. I also discuss the…

High Energy Physics - Phenomenology · Physics 2011-02-07 M. C. Gonzalez-Garcia

In astrophysical environments such as core-collapse supernovae and neutron star-neutron star or neutron star-black hole mergers where dense neutrino media are present, matter-neutrino resonances (MNRs) can occur when the neutrino…

High Energy Physics - Phenomenology · Physics 2015-11-24 Meng-Ru Wu , Huaiyu Duan , Yong-Zhong Qian

We compare three different methods to evaluate uncertainties in the Earth's matter density profile, which are relevant to long baseline experiments, such as neutrino factories.

High Energy Physics - Phenomenology · Physics 2008-11-26 Bjorn Jacobsson , Tommy Ohlsson , Hakan Snellman , Walter Winter

We recently studied neutrinos flavor oscillations in vacuum within conformal coupling models. In this paper, we extend that analysis by investigating neutrino flavor oscillations inside matter within a general conformal coupling scenario.…

High Energy Physics - Phenomenology · Physics 2023-05-15 Fayçal Hammad , Parvaneh Sadeghi , Nicolas Fleury
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