English
Related papers

Related papers: Open issues in neutrino astrophysics

200 papers

The synthesis of heavy elements in the Universe presents several challenges. From one side the astrophysical site is still undetermined and on other hand the input from nuclear physics requires the knowledge of properties of exotic nuclei,…

Nuclear Theory · Physics 2014-10-29 O. L. Caballero , R. Surman , G. C. McLaughlin

The subject of boosted fluxes of dark matter or cosmic relic neutrinos via scattering on cosmic rays has received considerable attention recently. This article investigates the boosted neutrino flux from scattering of cosmic rays and the…

High Energy Astrophysical Phenomena · Physics 2025-09-05 Alexander Sandrock

We will review the production of neutrinos with PeV energies and above. Discussing two possible sources of this radiation: the propagation of ultra high energy cosmic rays and the decay of super heavy dark matter. The discussion will focus…

High Energy Astrophysical Phenomena · Physics 2016-06-22 Roberto Aloisio

It is shown how high energy neutrino beams from very distant sources can be utilized to learn about many properties of neutrinos such as lifetimes, mass hierarchy, mixing, minuscule pseudo-Dirac mass splittings; in addition, the production…

High Energy Physics - Phenomenology · Physics 2008-11-26 Sandip Pakvasa

High energy astrophysical neutrinos interacting with ultralight dark matter (DM) can undergo flavour oscillations that induce an energy dependence in the flavour ratios. Such a dependence on the neutrino energy will reflect in the track to…

High Energy Physics - Phenomenology · Physics 2022-07-27 Siddhartha Karmakar , Sujata Pandey , Subhendu Rakshit

We present an overview of the phenomenology of prompt neutrinos produced in the atmosphere by the decay of charmed particles. In face of the great activity involving operational and proposed large scale neutrino telescopes, we discuss the…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. G. S. Costa , C. Salles

Neutrino-matter cross sections and interaction rates are central to the core-collapse supernova phenomenon and, very likely, to the viability of the explosion mechanism itself. In this paper, we describe the major neutrino scattering,…

Astrophysics · Physics 2009-11-10 Adam Burrows , Sanjay Reddy , Todd A. Thompson

In this contribution the current observational results for the diffuse flux of high-energy astrophysical neutrinos are reviewed. In order to understand the science implications, the measurements in different detection channels are discussed…

High Energy Astrophysical Phenomena · Physics 2019-02-27 Christopher H. Wiebusch

Prompt neutrino fluxes due to the interactions of high-energy cosmic rays with the Earth's atmosphere are backgrounds in the search for high-energy neutrinos of galactic or extra-galactic origin performed by Very Large Volume Neutrino…

High Energy Physics - Phenomenology · Physics 2016-02-29 M. V. Garzelli , S. Moch , G. Sigl

Certainly one of the most exciting areas of research at present is neutrino physics. The neutrinos are fantastically numerous in the universe and as such they have bearing on our understanding of the universe. Therefore, we must understand…

High Energy Physics - Phenomenology · Physics 2007-05-23 Riazuddin

Neutrinos, and primarily neutrino oscillations, have undoubtedly been one of the most exciting topics in the field of high-energy physics over the past few years. The existence of neutrino oscillations would require an extension of the…

High Energy Physics - Experiment · Physics 2009-12-08 A. De Santo

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

Flavor-dependent neutrino emission is critical to the evolution of a supernova and its neutrino signal. In the dense anisotropic interior of the star, neutrino-neutrino forward-scattering can lead to fast collective neutrino oscillations,…

High Energy Physics - Phenomenology · Physics 2021-02-22 Soumya Bhattacharyya , Basudeb Dasgupta

When a star undergoes core collapse, a vast amount of energy is released in a ~10 s long burst of neutrinos of all species. Inverse beta decay in the star's hydrogen envelope causes an electromagnetic cascade which ultimately results in a…

High Energy Astrophysical Phenomena · Physics 2024-08-06 Cecilia Lunardini , Joshua Loeffler , Mainak Mukhopadhyay , Matthew J. Hurley , Ebraheem Farag , F. X. Timmes

We review bounds on neutrino properties, in particular on their masses, coming mostly from cosmology, and also from astrophysics.

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Gelmini

Core-collapse supernovae are powerful neutrino sources. The observation of a future (extra-)galactic supernova explosion or of the relic supernova neutrinos might provide important information on the supernova dynamics, on the supernova…

Astrophysics · Physics 2009-11-13 J. Gava , C. Volpe

The neutrino is the most elusive particle that we know and for many years physicists doubted that neutrinos might never be revealed. Today we know and we reveal neutrinos produced by different astrophysical objects and by interactions of…

History and Philosophy of Physics · Physics 2016-09-23 Maurizio Spurio

The search for a diffuse neutrino flux component from astrophysical sources complements searches for point sources. In 2010 and 2011 many new results have been published on this subject. Realistic models can now be tested with these new…

High Energy Astrophysical Phenomena · Physics 2011-07-11 Jürgen Brunner

In this review, the effect of flavor oscillations on the neutrinos released during supernova explosion after core collapse is described. In some scenarios there are large enhancement of the number of events compared to the no oscillation…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sandhya Choubey , Kamales Kar

During a period of about two decades we have realized a programme of systematic investigations of different aspects of neutrino propagation in extreme external environments and have predicted and studied several new phenomena that are…

High Energy Physics - Phenomenology · Physics 2020-09-04 Alexander Studenikin