activity
20052026
most citedObservation of a Large-scale Anisotropy in the Arrival Directions of Cosmic Rays above eV

409 citations · 6.3k across the 130 of their papers we have counts for

collaborators
Showing 2009Show all

8 papers · 1 filter

astro-ph.IM2009★ 58 cited

Atmospheric effects on extensive air showers observed with the Surface Detector of the Pierre Auger Observatory

The Pierre Auger Collaboration

Atmospheric parameters, such as pressure (P), temperature (T) and density, affect the development of extensive air showers initiated by energetic cosmic rays. We have studied the i…

astro-ph.IM2009★ 380 cited

The Fluorescence Detector of the Pierre Auger Observatory

The Pierre Auger Collaboration, J. Abraham, P. Abreu +515

The Pierre Auger Observatory is a hybrid detector for ultra-high energy cosmic rays. It combines a surface array to measure secondary particles at ground level together with a fluo…

astro-ph.IM2009★ 6 cited

Operations of and Future Plans for the Pierre Auger Observatory

The Pierre Auger Collaboration, J. Abraham, P. Abreu +469

Technical reports on operations and features of the Pierre Auger Observatory, including ongoing and planned enhancements and the status of the future northern hemisphere portion of…

astro-ph.HE2009★ 35 cited

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

The Pierre Auger Collaboration, J. Abraham, P. Abreu +469

Studies of the correlations of ultra-high energy cosmic ray directions with extra-Galactic objects, of general anisotropy, of photons and neutrinos, and of other astrophysical effe…

astro-ph.HE2009★ 6 cited

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

The Pierre Auger Collaboration, J. Abraham, P. Abreu +469

Studies of the cosmic ray energy spectrum at the highest energies with the Pierre Auger Observatory.

astro-ph.IM2009★ 7 cited

Calibration and Monitoring of the Pierre Auger Observatory

The Pierre Auger Collaboration, J. Abraham, P. Abreu +470

Reports on the atmospheric monitoring, calibration, and other operating systems of the Pierre Auger Observatory. Contributions to the 31st International Cosmic Ray Conference, Lodz…

astro-ph.CO2009★ 6 cited

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

The Pierre Auger Collaboration, J. Abraham, P. Abreu +470

Studies of the composition of the highest energy cosmic rays with the Pierre Auger Observatory, including examination of hadronic physics effects on the structure of extensive air…

astro-ph.HE2009★ 150 cited

Upper limit on the cosmic-ray photon fraction at EeV energies from the Pierre Auger Observatory

The Pierre Auger Collaboration, J. Abraham, P. Abreu +458

From direct observations of the longitudinal development of ultra-high energy air showers performed with the Pierre Auger Observatory, upper limits of 3.8%, 2.4%, 3.5% and 11.7% (a…