activity
20142025
most citedDepth of Maximum of Air-Shower Profiles at the Pierre Auger Observatory: Measurements at Energies above 10^17.8 eV

390 citations · 2k across the 20 of their papers we have counts for

collaborators

20 papers

astro-ph.HE2025

Constraining the TeV gamma-ray emission of SN 2024bch, a possible type IIn-L from a red supergiant progenitor. Multiwavelength observations and analysis of the progenitor

The CTAO-LST Project, :, K. Abe +332

We present very high-energy optical photometry and spectroscopic observations of SN 2024bch in the nearby galaxy NGC 3206 (\sim 20 Mpc). We used gamma-ray observations performed wi…

astro-ph.HE2025★ 1 cited

Update on testing of air-shower modelling using combined data of the Pierre Auger Observatory and phenomenological consequences

Jakub Vícha

The combined data of Fluorescence and Surface Detectors of the Pierre Auger Observatory has recently provided the strongest constraints on the validity of predictions from current…

astro-ph.HE2021★ 111 cited

Broadband Multi-wavelength Properties of M87 during the 2017 Event Horizon Telescope Campaign

J. C. Algaba, J. Anczarski, K. Asada +36

In 2017, the Event Horizon Telescope (EHT) Collaboration succeeded in capturing the first direct image of the center of the M87 galaxy. The asymmetric ring morphology and size are…

astro-ph.IM2019★ 72 cited

Monte Carlo studies for the optimisation of the Cherenkov Telescope Array layout

A. Acharyya, I. Agudo, E. O. Angüner +467

The Cherenkov Telescope Array (CTA) is the major next-generation observatory for ground-based very-high-energy gamma-ray astronomy. It will improve the sensitivity of current groun…

astro-ph.IM2017★ 32 cited

Muon Counting using Silicon Photomultipliers in the AMIGA detector of the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +422

AMIGA (Auger Muons and Infill for the Ground Array) is an upgrade of the Pierre Auger Observatory designed to extend its energy range of detection and to directly measure the muon…

astro-ph.IM2017★ 19 cited

Impact of atmospheric effects on the energy reconstruction of air showers observed by the surface detectors of the Pierre Auger Observatory

The Pierre Auger Collaboration

Atmospheric conditions, such as the pressure (P), temperature (T) or air density (), affect the development of extended air showers initiated by energetic cosmic rays…

astro-ph.IM2017★ 35 cited

Calibration of the Logarithmic-Periodic Dipole Antenna (LPDA) Radio Stations at the Pierre Auger Observatory using an Octocopter

The Pierre Auger Collaboration, A. Aab, P. Abreu +402

An in-situ calibration of a logarithmic periodic dipole antenna with a frequency coverage of 30 MHz to 80 MHz is performed. Such antennas are part of a radio station system used fo…

astro-ph.HE2016★ 344 cited

Combined fit of spectrum and composition data as measured by the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +397

We present a combined fit of a simple astrophysical model of UHECR sources to both the energy spectrum and mass composition data measured by the Pierre Auger Observatory. The fit h…

astro-ph.HE2016★ 32 cited

A targeted search for point sources of EeV photons with the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +397

Simultaneous measurements of air showers with the fluorescence and surface detectors of the Pierre Auger Observatory allow a sensitive search for EeV photon point sources. Several…

astro-ph.HE2016★ 24 cited

Multi-resolution anisotropy studies of ultrahigh-energy cosmic rays detected at the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +400

We report a multi-resolution search for anisotropies in the arrival directions of cosmic rays detected at the Pierre Auger Observatory with local zenith angles up to and…

astro-ph.HE2016★ 29 cited

Search for ultrarelativistic magnetic monopoles with the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +411

We present a search for ultra-relativistic magnetic monopoles with the Pierre Auger Observatory. Such particles, possibly a relic of phase transitions in the early universe, would…

astro-ph.HE2016★ 128 cited

Evidence for a mixed mass composition at the `ankle' in the cosmic-ray spectrum

The Pierre Auger Collaboration, A. Aab, P. Abreu +423

We report a first measurement for ultra-high energy cosmic rays of the correlation between the depth of shower maximum and the signal in the water Cherenkov stations of air-showers…

physics.ins-det2015★ 36 cited

Nanosecond-level time synchronization of autonomous radio detector stations for extensive air showers

The Pierre Auger Collaboration, A. Aab, P. Abreu +448

To exploit the full potential of radio measurements of cosmic-ray air showers at MHz frequencies, a detector timing synchronization within 1 ns is needed. Large distributed radio d…

astro-ph.HE2015★ 52 cited

Search for correlations between the arrival directions of IceCube neutrino events and ultrahigh-energy cosmic rays detected by the Pierre Auger Observatory and the Telescope Array

The IceCube Collaboration, M. G. Aartsen, K. Abraham +863

This paper presents the results of different searches for correlations between very high-energy neutrino candidates detected by IceCube and the highest-energy cosmic rays measured…

astro-ph.HE2015★ 179 cited

An improved limit to the diffuse flux of ultra-high energy neutrinos from the Pierre Auger Observatory

The Pierre Auger Collaboration, Alexander Aab, Pedro Abreu +462

Neutrinos in the cosmic ray flux with energies near 1 EeV and above are detectable with the Surface Detector array of the Pierre Auger Observatory. We report here on searches throu…

astro-ph.HE2014★ 61 cited

Large scale distribution of ultra high energy cosmic rays detected at the Pierre Auger Observatory with zenith angles up to 80

The Pierre Auger Collaboration

We present the results of an analysis of the large angular scale distribution of the arrival directions of cosmic rays with energy above 4 EeV detected at the Pierre Auger Observat…

astro-ph.HE2014★ 210 cited

Searches for Anisotropies in the Arrival Directions of the Highest Energy Cosmic Rays Detected by the Pierre Auger Observatory

Pierre Auger Collaboration

We analyze the distribution of arrival directions of ultra-high energy cosmic rays recorded at the Pierre Auger Observatory in 10 years of operation. The data set, about three time…

astro-ph.HE2014★ 17 cited

Search for patterns by combining cosmic-ray energy and arrival directions at the Pierre Auger Observatory

The Pierre Auger Collaboration

Energy-dependent patterns in the arrival directions of cosmic rays are searched for using data of the Pierre Auger Observatory. We investigate local regions around the highest-ener…

astro-ph.HE2014★ 390 cited

Depth of Maximum of Air-Shower Profiles at the Pierre Auger Observatory: Measurements at Energies above 10^17.8 eV

Pierre Auger Collaboration

We report a study of the distributions of the depth of maximum, Xmax, of extensive air-shower profiles with energies above 10^17.8 eV as observed with the fluorescence telescopes o…

astro-ph.HE2014★ 259 cited

Muons in air showers at the Pierre Auger Observatory: Mean number in highly inclined events

Pierre Auger Collaboration

We present the first hybrid measurement of the average muon number in air showers at ultra-high energies, initiated by cosmic rays with zenith angles between and $80^\ci…