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A search for point sources of EeV neutrons

cnea.tipodocumentoARTÍCULO CIENTÍFICO
dc.contributor.authorAbreu, P.
dc.contributor.authorAglietta, M.
dc.contributor.authorAhlers, M.
dc.contributor.authorAhn, E. J.
dc.contributor.authorAlbuquerque, I. F. M.
dc.contributor.authorGomez Berisso, Mariano
dc.contributor.authorZhou, J.
dc.contributor.authorZhu, Y.
dc.contributor.authorZimbres Silva, M.
dc.contributor.authorZiolkowski, M.
dc.date.accessioned2025-12-11T23:20:15Z
dc.date.available2025-12-11T23:20:15Z
dc.date.issued2012-12
dc.description.abstractA thorough search of the sky exposed at the Pierre Auger Cosmic Ray Observatory reveals no statistically significant excess of events in any small solid angle that would be indicative of a flux of neutral particles from a discrete source. The search covers from -90° to +15° in declination using four different energy ranges above 1 EeV (1018 eV). The method used in this search is more sensitive to neutrons than to photons. The upper limit on a neutron flux is derived for a dense grid of directions for each of the four energy ranges. These results constrain scenarios for the production of ultrahigh energy cosmic rays in the Galaxy.
dc.description.institutionalaffiliationFil: Abreu, P.. Technical University of Lisbon; Portugal
dc.description.institutionalaffiliationFil: Aglietta, M.. Università di Torino; Italia
dc.description.institutionalaffiliationFil: Ahlers, M.. University of Wisconsin; Estados Unidos
dc.description.institutionalaffiliationFil: Ahn, E. J.. Fermi National Accelerator Laboratory; Estados Unidos
dc.description.institutionalaffiliationFil: Albuquerque, I. F. M.. Universidade de Sao Paulo; Brasil
dc.description.institutionalaffiliationFil: Gomez Berisso, Mariano. Comisión Nacional de Energía Atómica. Gerencia de Área de Investigaciones y Aplicaciones No Nucleares. Gerencia de Física (CAB); Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.institutionalaffiliationFil: Zhou, J.. University of Chicago; Estados Unidos
dc.description.institutionalaffiliationFil: Zhu, Y.. North­Institut für Prozessdatenverarbeitung und Elektronik; Alemania
dc.description.institutionalaffiliationFil: Zimbres Silva, M.. Universidade Estadual de Campinas; Brasil. NYU Abu Dhabi; Emiratos Arabes Unidos
dc.description.institutionalaffiliationFil: Ziolkowski, M.. Universitat Siegen; Alemania
dc.identifier.issn0004-637X
dc.identifier.urihttps://nuclea.cnea.gob.ar/handle/20.500.12553/8110
dc.publisherIOP Publishing
dc.relationinfo:eu-repo/semantics/reference/hdl/11336/217973
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/https://doi.org/10.1088/0004-637X/760/2/148
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://iopscience.iop.org/article/10.1088/0004-637X/760/2/148
dc.rights.licenseinfo:eu-repo/semantics/openAccess
dc.rights.licensehttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subjectCOSMIC RAYS
dc.subjectGALAXY: DISK
dc.subjectMETHODS: DATA ANALYSIS
dc.subjectFísica de Partículas y Campos
dc.subjectCiencias Físicas
dc.subjectCIENCIAS NATURALES Y EXACTAS
dc.titleA search for point sources of EeV neutrons
dc.typeARTÍCULO
dc.type.versionVersión publicada

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