collaborators

7 papers

astro-ph.IM2026

Towards the Giant Radio Array for Neutrino Detection (GRAND): the GRANDProto300 and GRAND@Auger prototypes

GRAND Collaboration, Jaime Álvarez-Muniz, Rafael Alves Batista +118

The Giant Radio Array for Neutrino Detection (GRAND) is a proposed multi-messenger observatory of Ultra-High-Energy (UHE) particles of cosmic origin. Its main goal is to find the l…

astro-ph.HE2026

Simulation-Based Inference for Direction Reconstruction of Ultra-High-Energy Cosmic Rays with Radio Arrays

Oscar Macias, Zachary Mason, Matthew Ho +3

Ultra-high-energy cosmic-ray (UHECR) observatories require unbiased direction reconstruction to enable multi-messenger astronomy with sparse, nanosecond-scale radio pulses. Explici…

hep-ex2026

Deep-Learning Denoising of Radio Signals for Ultra-High-Energy Cosmic-Ray Detection

Zhisen Lai, Oscar Macias, Aurélien Benoit-Lévy +5

Extensive air showers initiated by ultra-high-energy cosmic rays (UHECRs) produce broadband radio pulses detectable over large areas, but Galactic and instrumental backgrounds limi…

astro-ph.HE2025

A Giant Peanut-shaped Ultra-High-Energy Gamma-Ray Emitter Off the Galactic Plane

Zhen Cao, Felix Aharonian, Yunxiang Bai +312

Ultra-high-energy (UHE), exceeding 100 TeV (10^12 electronvolts), γ-rays manifests extreme particle acceleration in astrophysical sources. Recent observations by γ-ray telescopes…

astro-ph.IM2025

Denoising radio pulses from air showers using machine-learning methods

Aurélien Benoit-Lévy, Zhisen Lai, Oscar Macias +1

The Giant Radio Array for Neutrino Detection (GRAND) aims to detect radio signals from extensive air showers (EAS) caused by ultra-high-energy (UHE) cosmic particles. Galactic, har…

astro-ph.HE2025

Reconstruction of inclined extensive air showers using radio signals: from arrival times and amplitudes to direction and energy

Marion Guelfand, Valentin Decoene, Olivier Martineau-Huynh +4

Radio detection is now an established technique for the study of ultra-high-energy (UHE) cosmic rays with energies above eV. The next-generation of radio experiments…