Pierre Auger Observatory

ICRC 2009 (Łódź) Auger Papers

The Cosmic Ray Energy Spectrum and Related Measurements with the Pierre Auger Observatory, including:

  • Measurement of the cosmic ray energy spectrum above 1018 eV
  • The cosmic ray flux observed at zenith angles larger than 60 degrees
  • Energy calibration of data recorded with the surface detectors
  • Exposure of the hybrid detector
  • Energy scale derived from Fluorescence Telescopes using Cherenkov Light and Shower Universality

 

Astrophysical Sources of Cosmic Rays and Related Measurements with the Pierre Auger Observatory, including:

  • Correlation of the highest energy cosmic rays with nearby extragalactic objects
  • Discriminating potential astrophysical sources of the highest energy cosmic rays
  • Intrinsic anisotropy of the UHECR
  • Ultra-high energy photon studies
  • Limits on the flux of diffuse ultra high energy neutrinos
  • Search for sidereal modulation of the arrival directions of events
  • Cosmic Ray Solar Modulation Studies
  • Investigation of the Displacement Angle of the Highest Energy Cosmic Rays Caused by the Galactic Magnetic Field
  • Search for coincidences with astrophysical transients
  • An alternative method for determining the energy of hybrid events

 

Studies of Cosmic Ray Composition and Air Shower Structure with the Pierre Auger Observatory, including:

  • Measurement of the average depth of shower maximum and its fluctuations
  • Study of the nuclear mass composition of UHECR with the surface detectors
  • Comparison of data from the Pierre Auger Observatory with predictions from air shower simulations: testing models of hadronic interactions
  • A Monte Carlo exploration of methods to determine the UHECR composition
  • The delay of the start-time measured with the Pierre Auger Observatory for inclined showers and a comparison of its variance with models
  • UHE neutrino signatures in the surface detector
  • The electromagnetic component of inclined air showers

 

Calibration and Monitoring of the Pierre Auger Observatory, including:

  • The monitoring system of the Pierre Auger Observatory and its additional functionalities
  • Atmospheric Monitoring and its Use in Air Shower Analysis
  • Atmospheric effects on extensive air showers observed with the array of surface detectors
  • Nightly Relative Calibration of the Fluorescence Detector
  • Rapid monitoring of the atmosphere after the detection of high-energy showers
  • Atmospheric Aerosol Measurements

 

Operations and Future Plans of the Pierre Auger Observatory, including:

  • Performance and operation of the Surface Detectors
  • Extension of the Pierre Auger Observatory using high-elevation fluorescence telescopes (HEAT)
  • AMIGA - Auger Muons and Infill for the Ground Array
  • Radio detection of Cosmic Rays
  • Hardware Developments for the AMIGA enhancement
  • A simulation of the fluorescence detectors of the Pierre Auger Observatory using GEANT 4
  • Education and Public Outreach
  • BATATA: A device to characterize the punch-through observed in underground muon detectors and to operate as a prototype for AMIGA
  • Progress with the Northern Part of the Pierre Auger Observatory