Results 41 to 50 of about 333 (166)

Global analysis of three-flavour neutrino oscillations: synergies and tensions in the determination of θ 23, δ CP, and the mass ordering

open access: yesJournal of High Energy Physics, 2019
We present the results of a global analysis of the neutrino oscillation data available as of fall 2018 in the framework of three massive mixed neutrinos with the goal at determining the ranges of allowed values for the six relevant parameters.
Ivan Esteban   +4 more
doaj   +1 more source

Wolfenstein potentials for neutrinos induced by ultra-light mediators

open access: yesJournal of High Energy Physics, 2019
New physics can emerge at low energy scales, involving very light and very weakly interacting new particles. These particles can mediate interactions between neutrinos and usual matter and contribute to the Wolfenstein potential relevant for neutrino ...
Alexei Yu. Smirnov, Xun-Jie Xu
doaj   +1 more source

The Super-Kamiokande experiment

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
Super-Kamiokande is a gigantic and versatile detector able to detect neutrinos with energies between a few MeV and a few hundred GeV. Super-K started data taking on 1st of April in 1996 after 5 years construction period and obtained compelling evidence ...
Yoichiro Suzuki
doaj   +1 more source

Sensitivity to neutrino-antineutrino transitions for boron neutrinos

open access: yesNuclear Physics B, 2019
Neutrino-antineutrino conversion is an important new physics process. The observation of this phenomenon could indicate total lepton number violation and potential CPT-violation. Searching for the appearance of electron antineutrinos from solar neutrinos
S.J. Li   +3 more
doaj   +1 more source

Searches for atmospheric long-lived particles

open access: yesJournal of High Energy Physics, 2020
Long-lived particles are predicted in extensions of the Standard Model that involve relatively light but very weakly interacting sectors. In this paper we consider the possibility that some of these particles are produced in atmospheric cosmic ray ...
C. Argüelles   +3 more
doaj   +1 more source

New oscillation and scattering constraints on the tau row matrix elements without assuming unitarity

open access: yesJournal of High Energy Physics, 2022
The tau neutrino is the least well measured particle in the Standard Model. Most notably, the tau neutrino row of the lepton mixing matrix is quite poorly constrained when unitarity is not assumed.
Peter B. Denton, Julia Gehrlein
doaj   +1 more source

Highlights from Super-Kamiokande

open access: yesEPJ Web of Conferences, 2016
Recent results from Super-Kamiokande experiment are reviewed in this paper; Neutrino mass hierarchy and CP violation in the lepton sector are investigated via νμ → νe oscillation of the atmospheric neutrinos.
Okumura Kimihiro
doaj   +1 more source

Impact of form factor uncertainties on interpretations of coherent elastic neutrino-nucleus scattering data

open access: yesJournal of High Energy Physics, 2019
The standard model coherent elastic neutrino-nucleus scattering (CEνNS) cross section is subject to nuclear form factor uncertainties, mainly driven by the root-mean-square radius of the neutron density distribution.
D. Aristizabal Sierra   +2 more
doaj   +1 more source

A global analysis strategy to resolve neutrino NSI degeneracies with scattering and oscillation data

open access: yesJournal of High Energy Physics, 2020
Neutrino non-standard interactions (NSI) with the first generation of standard model fermions can span a parameter space of large dimension and exhibit degeneracies that cannot be broken by a single class of experiment.
Bhaskar Dutta   +5 more
doaj   +1 more source

Future large-scale water-Cherenkov detector

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2013
MEMPHYS (MEgaton Mass PHYSics) is a proposed large-scale water-Cherenkov experiment to be performed deep underground. It is dedicated to nucleon decay searches and the detection of neutrinos from supernovae, solar, and atmospheric neutrinos, as well as ...
L. Agostino   +9 more
doaj   +1 more source

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