English
Related papers

Related papers: Proton and Neutrino Extragalactic Astronomy

200 papers

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

The European collaboration ANTARES aims at operating a large deep-sea neutrino telescope in the Mediterranean sea. The detection of high-energy cosmic neutrino can improve our knowledge on the most powerful astrophysical sources in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alain Romeyer

The recent discoveries of high-energy astrophysical neutrinos and gravitational waves have opened new windows of exploration to the Universe. Combining neutrino observations with measurements of electromagnetic radiation and cosmic rays…

High Energy Astrophysical Phenomena · Physics 2019-02-26 Marcos Santander

Neutrino fluxes at telescopes depend on both initial fluxes out of astronomical bursts and flavor mixing during their travel to the earth. However, since the information on the initial composition requires better precision in mixing angles…

High Energy Physics - Phenomenology · Physics 2009-03-04 Ggyoung-Riun Hwang , Kim Siyeon

Recent measurements of the spectrum and composition of ultrahigh energy cosmic rays suggest that their extragalactic sources may be accelerating heavy nuclei in addition to protons. This can suppress the cosmogenic neutrino flux relative to…

Astrophysics · Physics 2008-12-18 Subir Sarkar

The connection between neutrino physics, nucleosynthesis of elements in astrophysical sites, laboratory measurements with rare exotic nuclei and astronomical observations is discussed. The key role played by neutrinos is emphasized and the…

Nuclear Theory · Physics 2015-06-23 A. B. Balantekin

The possibility off measuring for the first time neutrino-nuclei coherent scattering has been recently discussed by several experimental collaborations. It is shown that such a measurement may be very sensitive to non-standard interactions…

High Energy Physics - Phenomenology · Physics 2009-11-11 J. Barranco , O. G. Miranda , T. I. Rashba

This work discusses the perspectives to observe fluxes of high energy astrophysical neutrinos with the planned km3 telescopes. On the basis of the observations of GeV and TeV gamma-rays, and of ultra high energy cosmic rays, it is possible…

Astrophysics · Physics 2009-11-11 Paolo Lipari

The role of neutrinos in stars is introduced for students with little prior astrophysical exposure. We begin with neutrinos as an energy-loss channel in ordinary stars and conversely, how stars provide information on neutrinos and possible…

Solar and Stellar Astrophysics · Physics 2012-05-22 Georg Raffelt

The observation of high energy cosmic neutrinos can shed light on the astrophysical sites and mechanisms involved in the acceleration of protons and nuclei to the high energies observed at Earth by cosmic ray detectors. More generally, high…

High Energy Astrophysical Phenomena · Physics 2015-05-20 Juan Jose Hernandez-Rey

This paper presents a review of the history, motivation and current status of high energy neutrino telescopes. Many years after these detectors were first conceived, the operation of kilometer-cubed scale detectors is finally on the horizon…

Astrophysics · Physics 2010-01-15 K. D. Hoffman

Cosmogenic neutrinos originate from interactions of cosmic rays propagating through the universe with cosmic background photons. Since both high-energy cosmic rays and cosmic background photons exist, the existence of high-energy cosmogenic…

High Energy Astrophysical Phenomena · Physics 2019-06-19 David Wittkowski , Karl-Heinz Kampert

Measurements of the arrival directions of cosmic rays have not revealed their sources. High energy neutrino telescopes attempt to resolve the problem by detecting neutrinos whose directions are not scrambled by magnetic fields. The key…

Astrophysics · Physics 2008-11-26 Francis Halzen

With the discovery of a high-energy neutrino flux in the 0.1 PeV to PeV range from beyond the Earth's atmosphere with the IceCube detector, neutrino astronomy has achieved a major breakthrough in the exploration of the high-energy universe.…

High Energy Astrophysical Phenomena · Physics 2019-08-13 A. Kappes

Of all high-energy particles, only neutrinos can directly convey astronomical information from the edge of the universe---and from deep inside the most cataclysmic high-energy processes. Copiously produced in high-energy collisions,…

Astrophysics · Physics 2009-11-06 F. Halzen

IceCube is the first representative of the km^3 class of neutrino telescopes and currently the most sensitive detector to high-energy neutrinos. Its main mission is to search for Galactic and extragalactic sources of high-energy neutrinos,…

High Energy Astrophysical Phenomena · Physics 2019-08-13 Alexander Kappes

Cosmic rays scattering with neutrinos produced in supernovae induce a flux of supernova neutrinos boosted to high energies. We calculate the neutrino flux arising from this new mechanism in environments with large cosmic-ray and supernova…

High Energy Physics - Phenomenology · Physics 2025-08-19 Gonzalo Herrera , Shunsaku Horiuchi

Astrophysical neutrinos detected by the IceCube observatory can be of Galactic or extragalactic origin. The collective contribution of all the detected neutrinos allows us to measure the total diffuse neutrino Galactic and extragalactic…

High Energy Astrophysical Phenomena · Physics 2023-07-31 Abhishek Desai , Jessie Thwaites , Justin Vandenbroucke

We present the cosmic neutrino detecting potential of the Telescope Array for quasihorizontally downward and upward air showers initiated by very high energy neutrinos penetrating the air and the Earth respectively. We adopted model…

Astrophysics · Physics 2007-05-23 Makoto Sasaki , Yoichi Asaoka , Masashi Jobashi