The Pierre Auger Observatory I: The Cosmic Ray Energy Spectrum and Related Measurements
The Pierre Auger Collaboration: P. Abreu, M. Aglietta, E.J. Ahn,, I.F.M. Albuquerque, D. Allard, I. Allekotte, J. Allen, P. Allison, J. Alvarez, Castillo, J. Alvarez-Mu\~niz, M. Ambrosio, A. Aminaei, L. Anchordoqui, S., Andringa, T. Anti\v{c}i\'c, A. Anzalone, C. Aramo
TL;DR
This paper presents measurements of the cosmic ray energy spectrum at the highest energies using the Pierre Auger Observatory, providing insights into ultra-high-energy cosmic rays and their properties.
Contribution
It introduces new measurements of the cosmic ray energy spectrum at ultra-high energies with the Pierre Auger Observatory, advancing understanding of cosmic ray origins.
Findings
Detection of the flux suppression at the highest energies
Confirmation of the spectrum shape consistent with the GZK cutoff
Improved energy calibration of cosmic ray measurements
Abstract
Studies of the cosmic ray energy spectrum at the highest energies with the Pierre Auger Observatory
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Taxonomy
TopicsAstrophysics and Cosmic Phenomena · Dark Matter and Cosmic Phenomena · History and Developments in Astronomy