A measurement of the cosmic-ray spectrum for energies exceeding $4 {\times} 10^{18} $ eV
is presented, which is based on the analysis of showers with zenith angles greater than …

The energy spectrum of ultra-high energy cosmic rays measured using the Pierre Auger
Observatory is presented. The measurements benefit from the huge exposure of …

Abstract The Auger Observatory was designed to study high-energy cosmic rays by
measuring the properties of the showers produced in the atmosphere. The instrument has …

The Pierre Auger Observatory I: The Cosmic Ray En- ergy Spectrum and Related
Measurements Page 1 32ND INTERNATIONAL COSMIC RAY CONFERENCE, BEIJING …

We report a measurement of the energy spectrum of cosmic rays above 2.5× 10 18 eV
based on 215 030 events. New results are presented: at about 1.3× 10 19 eV, the spectral …

In the study of cosmic rays, the measurement of the energy spectrum of the primaries is one
of the main issues and provides fundamental information on the most energetic phenomena …

First Estimate of the Primary Cosmic Ray Energy Spectrum above 3 EeV from the Pi ADS Classic is
now deprecated. It will be completely retired in October 2019. This page will automatically redirect …

The energy spectrum above 4× 1018 eV is presented, obtained from 5936 events with zenith
angles exceeding 62 collected by the Surface Detector of the Pierre Auger Observatory from …

1) Improvements of air shower detection by surface detector (SD) 2) New method to
calculate the SD energy resolution directly from data 3) Measurement of the cosmic ray …

The energy spectrum of ultra-high energy cosmic rays above 10 18 eV is measured using
the hybrid events collected by the Pierre Auger Observatory between November 2005 and …