21-23 octubre 2019
Eurostars Palacio de Cristal
Europe/Madrid timezone

The Sun at the TeV gammas, neutrons, neutrinos, and a cosmic ray shadow

22 oct. 2019 9:30
20m
Red Temática de Astropartículas (RENATA) RENATA (Red Nacional Temática de Astropartículas)

Ponente

Miguel Gutiérrez (Universidad de Granada)

Abstract

High energy cosmic rays (CRs) reaching the surface of the Sun produce an energy dependent shadow that has been detected by several observatories. The missing CRs are processed there into secondary particles, including gammas, neutrons and neutrinos that may reach the Earth unaffected by the solar magnetic field. Here we study the correlation of the CR shadow
of the Sun with the flux of GeV--TeV neutral particles. We obtain a gamma flux that seems consistent with flux observed by Fermi-LAT and provide predictions for the neutron and neutrino fluxes.

Autor primario

Miguel Gutiérrez (Universidad de Granada)

Materiales de la presentación

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