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Related papers: Beyond the MSW effect: Neutrinos in a dense medium

200 papers

If all indications for neutrino oscillations observed in the solar, atmospheric neutrino data as well as in the LSND experiments are borne out by the ongoing and future experiments, then they severely constrain the neutrino mass texture. In…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. N. Mohapatra

We study neutrino oscillations in a medium of dark matter which generalizes the standard matter effect. A general formula is derived to describe the effect of various mediums and their mediators to neutrinos. Neutrinos and anti-neutrinos…

High Energy Physics - Phenomenology · Physics 2019-10-08 Ki-Young Choi , Eung Jin Chun , Jongkuk Kim

A revolution in our understanding of the neutrino sector is underway, driven by observations that are interpreted in terms of changes in neutrino flavors as they propagate. Since neutrino oscillations occur only if neutrinos are massive,…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. Barger , K. Whisnant

We describe the effects of neutrino propagation in the matter of the Earth relevant for experiments with atmospheric and accelerator neutrinos and aimed at the determination of the neutrino mass hierarchy and CP-violation. These include (i)…

High Energy Physics - Phenomenology · Physics 2013-06-13 Mattias Blennow , Alexei Yu. Smirnov

Space-time localization diagrams ``unlock" subtle aspects of $\nu$ oscillations such as coherence and entanglement. Observability of propagation decoherence in oscillating neutrino state is discussed. The sizes of WPs of reactor and source…

High Energy Physics - Phenomenology · Physics 2022-12-21 Alexei Y Smirnov

We discuss in detail the effect of neutrino oscillations in Big Bang nucleosynthesis, between active and sterile neutrinos, as well as between active and active neutrinos. We calculate the constraints on mixings between active and sterile…

Astrophysics · Physics 2009-10-22 X. Shi , D. N. Schramm , B. D. Fields

Neutron star mergers are amongst the most promising sources for the joint detection of gravitational waves and electromagnetic signals. They are also potential sites for the production of r-process elements and probes of the equation of…

High Energy Astrophysical Phenomena · Physics 2026-05-29 Samantha Rath , Francois Foucart , Lawrence E. Kidder , Harald P. Pfeiffer , Mark A. Scheel

Motivated by the evidence for a finite neutrino mass we examine anew the interaction of neutrinos in a magnetic field. We present the rate for radiative scattering for both massless and massive neutrinos in the standard model and give the…

High Energy Physics - Phenomenology · Physics 2009-11-07 K. S. McFarland , A. C. Melissinos , N. V. Mikheev , W. W. Repko

In the case of neutrinos having significant masses to be measured in direct search, there are sizeable corrections to the PMNS matrix. We show the universality of loop effects from any new physics sector and discuss the seesaw-extended MSSM…

High Energy Physics - Phenomenology · Physics 2014-11-12 W. G. Hollik

In this paper, we show the effects on the transition probabilities for neutrino oscillations due to a thin constant density layer perturbation added to an arbitrary matter density profile. In the case of two neutrino flavors, we calculate…

High Energy Physics - Phenomenology · Physics 2009-11-07 Tommy Ohlsson

On basis of effective interactions of charged lepton and hadron currents, we obtain an effective interacting Hamiltonian of neutrinos in nuclear media up to the leading order. Using this effective Hamiltonian, we study neutrino mixing and…

High Energy Physics - Phenomenology · Physics 2015-03-19 Iman Motie , She-Sheng Xue

The first phase of studies of the neutrino mass and mixing is essentially over. The outcome is the discovery of non-zero neutrino mass and determination of the dominant structure of the lepton mixing matrix. In some sense this phase was…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Yu. Smirnov

Motivated by earlier calculations showing large effects when neutrinos propagate through fluctuating media, we perform here a detailed analysis of how density fluctuations in the sun in the form of helioseismic waves can modify the MSW…

High Energy Physics - Phenomenology · Physics 2011-08-17 P. Bamert , C. P. Burgess , D. Michaud

Neutrinos with energy of order 10~MeV, such as from pion decay-at-rest sources, are an invaluable tool for studying low-energy neutrino interactions with nuclei -- previously enabling the first measurement of coherent elastic…

High Energy Physics - Phenomenology · Physics 2022-12-23 Bhaskar Dutta , Wei-Chih Huang , Jayden L. Newstead , Vishvas Pandey

We consider neutrinos with varying masses which arise in scenarios relating neutrino masses to the dark energy density in the universe. We point out that the neutrino mass variation can lead to level crossing and thus a cosmo MSW effect,…

Astrophysics · Physics 2008-11-26 Pham Quang Hung , Heinrich Päs

We develop a theoretical framework for quantum field description of neutrino evolution in a medium, with a focus on quantum decoherence induced by neutrino scattering on fermions. By deriving a generalized Lindblad master equation that…

High Energy Physics - Phenomenology · Physics 2026-03-27 Konstantin Stankevich , Alexander Studenikin , Maksim Vyalkov

An instructive method of deriving the matter potentials felt by neutrinos propagating through matter on Earth is presented. This paper thoroughly guides the reader through the calculations involving the effective weak Hamiltonian for lepton…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Linder

New, neutrinophilic mediators are one potential extension beyond the Standard Model of particle physics. Often, studies of neutrinophilic mediator consist of searching for direct evidence of its production and/or its tree-level virtual…

High Energy Physics - Phenomenology · Physics 2025-11-12 Saeid Foroughi-Abari , Kevin J. Kelly , Yue Zhang

Flavor transitions of Neutrinos with a nonstandard interaction are studied. A scalar field is conformally coupled to matter and neutrinos. This interaction alters the neutrino effective mass and its wavefunction leading to a damping factor,…

High Energy Physics - Phenomenology · Physics 2021-05-25 H. Mohseni Sadjadi , H. Yazdani Ahmadabadi

Effects of the in-medium modifications of nucleon form factors on neutrino interaction in dense matter are presented by considering both the weak and electromagnetic interactions of neutrinos with the constituents of the matter. A…

Nuclear Theory · Physics 2020-01-08 Parada T. P. Hutauruk , Yongseok Oh , K. Tsushima