Results 81 to 90 of about 85,993 (252)

Neutrino masses in a two Higgs doublet model with a U(1) gauge symmetry

open access: yesJournal of High Energy Physics, 2019
General Two Higgs Doublet Models (2HDM) are popular Standard Model extensions but feature flavor changing interactions and lack neutrino masses. We discuss a 2HDM where neutrino masses are generated via type I seesaw and propose an extension where ...
Daniel A. Camargo   +3 more
doaj   +1 more source

Ultrahigh-energy neutrino interactions [PDF]

open access: yesAstroparticle Physics, 1996
51 pages, LaTeX, uses elsart.sty and BoxedEPS for 23 uufiled PostScript figures.
Raj Gandhi   +6 more
openaire   +4 more sources

The Ghent Hybrid model in NuWro: a new neutrino single-pion production model in the GeV regime

open access: yesJournal of High Energy Physics
Neutrino-induced single-pion production constitutes an essential interaction channel in modern neutrino oscillation experiments, with its products building up a significant fraction of the observable hadronic final states.
Qiyu Yan   +7 more
doaj   +1 more source

Neutrino flavor transformations in supernovae as a probe for nonstandard neutrino-scalar interactions

open access: yes, 2018
We explore the possibility of probing the nonstandard interactions between the neutrino and a hypothetical massive scalar or pseudoscalar via neutrino flavor transformation in supernovae.
Kneller, James P., Yang, Yue
core   +1 more source

"Secret" neutrino interactions

open access: yes, 1999
12 pages, 2 figures, latex with ws-p8-50x6-00.cls, Talk presented in "Neutrino Mixing", in honour of Samoil Bilenky's 70th Birthday, Torino, March ...
Bilenky, Mikhail S., Santamaria, Arcadi
openaire   +3 more sources

On the photon–classical electromagnetic field relationship

open access: yesAnnals of the New York Academy of Sciences, Volume 1549, Issue 1, Page 11-21, July 2025.
Abstract This paper discusses how the two ways in which the wavefunction of a free‐propagating photon can be introduced—starting from the relativistic energy−momentum relationship or based on the electromagnetic field, in particular on Riemann–Silberstein vectors—are not entirely equivalent since they can lead to different consequences regarding photon
Daniela Dragoman
wiley   +1 more source

Theory of neutrino fast flavor evolution. Part II. Solutions at the edge of instability

open access: yesJournal of High Energy Physics
In dense neutrino environments, such as provided by core-collapse supernovae or neutron-star mergers, neutrino angular distributions may be unstable to collective flavor conversions, whose outcome remains to be fully understood.
Damiano F. G. Fiorillo, Georg G. Raffelt
doaj   +1 more source

Enhancement of the screening effect in semiconductor detectors in the presence of the neutrino magnetic moment

open access: yesJournal of High Energy Physics, 2023
The theoretical framework of the neutrino electron excitation at low energies including the screening effect in semiconductor detectors is developed for the first time, both in the Standard Model of particle physics and in the presence of the neutrino ...
Yu-Feng Li, Shuo-yu Xia
doaj   +1 more source

A Search for Neutral Current Single Gamma with ND280 at T2K

open access: yes, 2016
The methodology and preliminary results for the search of single photons initiated by Neutral Current neutrino interactions with the ND280 detector at the T2K experiment are presented.
Lasorak, Pierre
core   +1 more source

Neutrino Properties and Interactions

open access: yes, 2023
In this chapter we present basic concepts of neutrino physics. We start with a brief introduction to the standard model electroweak sector, followed by calculations of some relevant neutrino interaction cross sections. We obtain the oscillation formalism from the Dirac equation, alongside with a self-contained derivation of matter effects from the ...
openaire   +2 more sources

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