Open Questions in Cosmic-Ray Research at Ultrahigh Energies

We review open questions and prospects for progress in ultrahigh-energy cosmic ray (UHECR) research, based on a series of discussions that took place during the “The High-Energy Universe: Gamma-Ray, Neutrino, and Cosmic-ray Astronomy” MIAPP workshop in 2018. Specifically, we overview open questions...

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Bibliographic Details

Published in:	Frontiers in Astronomy and Space Sciences
Main Authors:	Rafael Alves Batista, Jonathan Biteau, Mauricio Bustamante, Klaus Dolag, Ralph Engel, Ke Fang, Karl-Heinz Kampert, Dmitriy Kostunin, Miguel Mostafa, Kohta Murase, Foteini Oikonomou, Angela V. Olinto, Mikhail I. Panasyuk, Guenter Sigl, Andrew M. Taylor, Michael Unger
Format:	Article
Language:	English
Published:	Frontiers Media S.A. 2019-06-01
Subjects:	ultrahigh energy cosmic rays ultrahigh energy neutrinos extensive air shower detectors intergalactic magnetic fields mass composition hadronic interactions
Online Access:	https://www.frontiersin.org/article/10.3389/fspas.2019.00023/full