activity
20132026
most citedExtended gamma-ray sources around pulsars constrain the origin of the positron flux at Earth

528 citations · 3.7k across the 95 of their papers we have counts for

collaborators
Showing astro-ph.IMShow all

7 papers · 1 filter

astro-ph.IM2025

HAWC Performance Enhanced by Machine Learning in Gamma-Hadron Separation

R. Alfaro, C. Alvarez, A. Andrés +92

Improving gamma-hadron separation is one of the most effective ways to enhance the performance of ground-based gamma-ray observatories. With over a decade of continuous operation,…

astro-ph.IM2023★ 3 cited

An update on site search activities for SWGO

M. Santander, U. Barres de Almeida, J. A. Bellido +19

The Southern Wide-field Gamma-ray Observatory (SWGO) is a project by scientists and engineers from 14 countries and 78 institutions to design and build the first wide-field, ground…

astro-ph.IM2022★ 1 cited

Validation of standardized data formats and tools for ground-level particle-based gamma-ray observatories

A. Albert, R. Alfaro, J. C. Arteaga-Velázquez +74

Ground-based gamma-ray astronomy is still a rather young field of research, with strong historical connections to particle physics. This is why most observations are conducted by e…

astro-ph.IM2021★ 28 cited

TeV emission of Galactic plane sources with HAWC and H.E.S.S

H. Abdalla, F. Aharonian, F. Ait Benkhali +318

The High Altitude Water Cherenkov (HAWC) observatory and the High Energy Stereoscopic System (H.E.S.S.) are two leading instruments in the ground-based very-high-energy gamma-ray d…

astro-ph.IM2019★ 37 cited

The Southern Wide-Field Gamma-Ray Observatory (SWGO): A Next-Generation Ground-Based Survey Instrument for VHE Gamma-Ray Astronomy

P. Abreu, A. Albert, R. Alfaro +95

We describe plans for the development of the Southern Wide-field Gamma-ray Observatory (SWGO), a next-generation instrument with sensitivity to the very-high-energy (VHE) band to b…

astro-ph.IM2014★ 16 cited

VAMOS: a Pathfinder for the HAWC Gamma-Ray Observatory

A. U. Abeysekara, R. Alfaro, C. Alvarez +133

VAMOS was a prototype detector built in 2011 at an altitude of 4100m a.s.l. in the state of Puebla, Mexico. The aim of VAMOS was to finalize the design, construction techniques and…

astro-ph.IM2013★ 16 cited

The HAWC Gamma-Ray Observatory: Design, Calibration, and Operation

HAWC Collaboration, A. U. Abeysekara, R. Alfaro +99

The High-Altitude Water Cherenkov Gamma Ray Observatory (HAWC) is under construction 4100 meters above sea level at Sierra Negra, Mexico. We describe the design and cabling of the…