activity
20122026
most citedSensitivity of the Cherenkov Telescope Array to a dark matter signal from the Galactic centre

135 citations · 839 across the 75 of their papers we have counts for

collaborators

81 papers

physics.ins-det2026

Radiation hardness characterization of SiPM sensors for Low Earth Orbit space missions

R. Aloisio, F. C. T. Barbato, I. De Mitri +16

This work presents a comprehensive radiation hardness characterization of SiPM devices for space-based applications: FBK NUV-HD-MT and NUV-HD-LowCT (11, 33, and 6$\…

astro-ph.HE2026

Observation of the Moon and Sun shadows with cosmic rays at an average energy of eV

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +346

Interactions of cosmic rays with the Moon and the Sun produce deficits in their arrival-direction distributions relative to an isotropic flux. Such shadows have been observed previ…

hep-ph2026

Search for active-sterile neutrino transitions using Pierre Auger Observatory data

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +348

We investigate the sensitivity of the Pierre Auger Observatory to physics beyond the Standard Model arising from magnetic-moment-induced transitions between active and heavy steril…

hep-ex2026

Proton-air interaction properties at TeV from shower-depth measurements with the Pierre Auger Observatory and their connection to the Muon Puzzle

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +347

Hybrid measurements at the Pierre Auger Observatory indicate that most high-energy hadronic interaction models underestimate the average depth of the shower maximum, $\langle X_{\m…

astro-ph.HE2026

Depth of Maximum of Air-Shower Profiles above 10^17.7 eV Measured with the Fluorescence Detector of the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +358

We present measurements of the depth of shower maximum, Xmax, for cosmic-ray-induced extensive air showers recorded by the fluorescence detector of the Pierre Auger Observatory ove…

astro-ph.HE2026

Search for ultra-high energy neutrons from Galactic sources with the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +357

Deflections in the propagation of charged ultra-high-energy cosmic rays (UHECRs) caused by magnetic fields make the identification of their sources challenging. On the other hand,…

astro-ph.HE2026

The JEM-EUSO Collaboration: Contributions to the 39th International Cosmic Ray Conference (ICRC2025)

M. Abdullahi, M. Abrate, J. H. Adams +163

This is a collection of papers presented by the JEM-EUSO Collaboration at the 39th International Cosmic Ray Conference (ICRC 2025) (Geneva, Switzerland, July 14--24, 2025).

astro-ph.IM2026

POEMMA-Balloon with Radio: A multi-messenger, multi-detector balloon payload

J. Adams, J. Alfaro, D. Allard +123

A review of the current status of the field of Ultra-High-Energy Cosmic Ray (UHECR) including a summary of remaining open questions was presented in the white paper "Ultra-High Ene…

astro-ph.IM2025

Long-term calibration and validation of stability of the Auger Engineering Radio Array using the diffuse Galactic radio emission

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +356

The Auger Engineering Radio Array (AERA) measures radio emission from high-energy extensive air showers. Consisting of 153 autonomous radio-detector stations spread over \,km$^…

physics.space-ph2025★ 1 cited

Quasi-constant time gap in multiple rings of elves

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +359

We present evidence that the time delay between the multiple rings of elves is not caused by the ground reflection of the electromagnetic pulse produced by intracloud lightning. To…

astro-ph.HE2025

X-rays Emission: a novel tool to detect Extensive Air Showers

Rodrigo Alberto Torres Saavedra, Caterina Trimarelli, Roberto Aloisio +3

We investigate the feasibility of detecting extensive air showers via their geo-synchrotron X-ray emission from high-altitude platforms. Starting from first principles, we derive a…

astro-ph.SR2025

Scaler data from the Pierre Auger Observatory as a proxy of solar activity

C. Taricco, I. Bizzarri, C. Dionese +1

Solar activity variations strongly impact the modulation of the flux of low-energy Galactic Cosmic Rays (GCRs) reaching the Earth. The secondary particles, which originate from the…

astro-ph.IM2025

The simulation chain for the Terzina Cherenkov telescope on board the NUSES space mission

M. Abdullahi, R. Aloisio, F. Arneodo +74

The Terzina telescope is designed to detect ultra-high energy cosmic rays (UHECRs) and Earth-skimming neutrinos from a 550 km low-Earth orbit (LEO) by observing Cherenkov light emi…

astro-ph.HE2025

Search for UHE neutrinos from GRBs with the Pierre Auger Observatory

Yago Lema-Capeans

We report on the search for ultra-high-energy neutrinos from the prompt emission of gamma-ray bursts (GRBs) using Surface Detector (SD) data from Phase I of the Pierre Auger Observ…

astro-ph.IM2025

AugerPrime: Status and first results

David Schmidt

With the knowledge and statistical precision derived from two decades of measurement, the Pierre Auger Observatory has significantly deepened our understanding of ultra-high-energy…

astro-ph.HE2025★ 7 cited

Constraining Super-Heavy Dark Matter with the KM3-230213A Neutrino Event

Roberto Aloisio, Antonio Ambrosone, Carmelo Evoli

Recently, the KM3NeT collaboration detected an astrophysical neutrino event, KM3-230213A, with an energy of approximately , providing unprecedented insights into the u…

astro-ph.HE2025

Scrutinizing the cosmogenic origin of the KM3-230213A event: A Multimessenger Perspective

Alessandro Cermenati, Antonio Ambrosone, Roberto Aloisio +2

The recent detection of the neutrino event KM3-230213A (~220 PeV) by the KM3NeT/ARCA telescope, the most energetic ever observed, could represent the long-awaited evidence fo…

astro-ph.HE2025

New full-sky studies of the distribution of ultra-high-energy cosmic-ray arrival directions

A. Gálvez Ureña, L. Anchordoqui, M. Bianciotto +17

Ground-based full-sky studies of the angular distribution of arrival directions of ultra-high-energy cosmic rays require combining data from different observatories, such as the Pi…

astro-ph.HE2025

Study of solar activity with AERA at the Pierre Auger Observatory

R. M. de Almeida

Solar activity events release vast amounts of energy, including radio waves, X-rays, ultraviolet radiation, and energetic particles, which interact with the ionosphere of the Earth…

astro-ph.HE2025

The Scintillator Surface Detector of the Pierre Auger Observatory

The Pierre Auger Collaboration

Data collected so far by the Pierre Auger Observatory have enabled major advances in ultra-high energy cosmic ray physics and demonstrated that improved determination of masses of…

astro-ph.IM2025

Crystal Eye: all sky MeV monitor with high precision real-time localization

Roberto Aloisio, Uygar Atalay, Biswajit Banerjee +33

Crystal Eye is a space-based all-sky monitor optimized for the autonomous detection and localization of transients in the 10 keV to 30 MeV energy range, a region where extensive ob…

astro-ph.HE2025

The Pierre Auger Observatory: Contributions to the 39th International Cosmic Ray Conference (ICRC 2025)

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +352

The Pierre Auger Observatory, located in La Pampa Amarilla, Argentina, has been continuously acquiring data since 2004. It comprises a surface detector array covering 3,000 km…

astro-ph.HE2025

Measuring the muon content of inclined air showers using AERA and the water-Cherenkov detectors of the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +360

We present a novel approach for assessing the muon content of air showers with large zenith angles on a combined analysis of their radio emission and particle footprint. We use the…

astro-ph.HE2025★ 1 cited

Excitation of the non-resonant streaming instability around sources of Ultra-High Energy Cosmic Rays

Alessandro Cermenati, Roberto Aloisio, Pasquale Blasi +1

The interpretation of the ultra-high-energy cosmic ray spectrum (UHECRs) and composition suggests a suppression of the flux below 1 EeV, as observed by the Pierre Auger Obser…