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LOFAR-style reconstruction of cosmic-ray air showers with SKA-Low

Corstanje, A. ; Bouma, S.; Buitink, S.; Desmet, M.; Hörandel, J. R.; Huege, T. 1; Laub, P.; Mulrey, K.; Nelles, A.; Scholten, O.; Terveer, K.; Thoudam, S.; Watanabe, K. 1
1 Institut für Astroteilchenphysik (IAP), Karlsruher Institut für Technologie (KIT)

Abstract (englisch):

Cosmic-ray air shower detection with the low-frequency part of the Square Kilometre Array (SKA) radio telescope is envisioned to yield very high precision measurements of the particle composition of cosmic rays between 1016
and 10$^{18}$  eV. This is made possible by the extreme antenna density of the core of SKA-Low, surpassing the current most dense radio air shower observatory LOFAR by over an order of magnitude. In order to make these measurements, the technical implementation of this observation mode and the development of reconstruction methods have to happen hand in hand. As a first lower limit of what is obtainable, we apply the current most precise reconstruction methods as used at LOFAR to a first complete simulation of air shower signals for the SKA-Low array. We describe this simulation setup and discuss the obtainable accuracy and resolution. A special focus is put on effects of the dynamic range of the system, beam-forming methods to lower the energy threshold, as well as the limits to the mass composition accuracy given by statistical and systematic uncertainties.


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Originalveröffentlichung
DOI: 10.1103/l8mt-994v
Scopus
Zitationen: 2
Web of Science
Zitationen: 2
Dimensions
Zitationen: 2
Zugehörige Institution(en) am KIT Institut für Astroteilchenphysik (IAP)
Publikationstyp Zeitschriftenaufsatz
Publikationsmonat/-jahr 07.2025
Sprache Englisch
Identifikator ISSN: 2470-0010, 2470-0029
KITopen-ID: 1000188507
Erschienen in Physical Review D
Verlag American Physical Society (APS)
Band 112
Heft 2
Seiten 023017
Vorab online veröffentlicht am 15.07.2025
Nachgewiesen in Dimensions
Web of Science
Scopus
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