The Neutron as an Alternative Explanation for the Trans GZK Cosmic Rays

dc.creatorDe Unánue, Adolfo
dc.creatorSahu, Sarira
dc.creatorSudarsky, Daniel
dc.date2006-05-22
dc.date2007-06-28
dc.date.accessioned2026-07-07T11:05:04Z
dc.date.available2026-07-07T11:05:04Z
dc.descriptionWe consider the possibility that the particles in the Ultra High Energy Cosmic Rays arriving to Earth might be neutrons instead of protons. We stress that in such case the argument for the GZK cutoff is weaker and that it is conceivable that neutrons would not be affected by it. This scenario would require the neutron to start with an energy larger than the observed one, in order to be able to travel the distances involved, within its proper life-time. It must then loose most of the extra energy through interaction with the galactic dark matter or some other matter in the intergalactic medium.
dc.description4 pages, revtex two columns, small changes and more references. Accepted for publication in Modern Physics Letters A
dc.identifierhttps://arxiv.org/abs/hep-ph/0605239
dc.identifierhttp://arxiv.org/abs/hep-ph/0605239
dc.identifierMod.Phys.Lett.A22:2593-2603,2007
dc.identifierdoi:10.1142/S0217732307022943
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/189102
dc.subjectHigh Energy Physics - Phenomenology
dc.subjectGeneral Relativity and Quantum Cosmology
dc.titleThe Neutron as an Alternative Explanation for the Trans GZK Cosmic Rays
dc.typetext

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