activity
20182026
most citedThe High-Altitude Water Cherenkov (HAWC) Observatory in México: The Primary Detector

65 citations · 172 across the 23 of their papers we have counts for

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19 papers · 1 filter

astro-ph.HE2026

An 18-year Fermi-LAT stacking limit on GeV -ray emission from particle-accelerating colliding-wind binaries

Youngwan Son

The wind-collision regions of massive colliding-wind binaries (CWBs) accelerate relativistic particles, as shown by their non-thermal radio synchrotron and, in Car, hard X-ray…

astro-ph.HE2023

Comparing HAWC blazars light curves with different data reconstruction versions

J. A. García-González, M. M. González

We present a comparison of the flux normalization of HAWC sources using 17 months of data that was processed using two different versions of the official data reconstruction used f…

astro-ph.HE2023

The HAWC ultra-high-energy gamma-ray map with more than 5 years of data

Kelly Malone, José Andrés García González, Patrick Harding

In 2020, the HAWC Collaboration presented the first catalog of gamma-ray sources emitting above 56 TeV and 100 TeV. With nine sources detected, this was the highest-energy source c…

astro-ph.HE2023★ 1 cited

An updated survey of Active Galaxies with the HAWC gamma-ray observatory

Fernando Ureña-Mena, Alberto Carramiñana, Daniel Rosa-González +2

We present an update of the survey of Active Galaxies with the High Altitude Water Cherenkov (HAWC) gamma-ray observatory. This work adds 567 days of HAWC data to the previously pu…

astro-ph.HE2023

Study of the long-term Very High Energy emission of the blazars 1ES 1215+3031 and VER J0521+211 with the HAWC gamma-ray observatory

Fernando Ureña-Mena, Alberto Carramiñana, Anna Lia Longinotti +2

Blazars are the most abundant type of extragalactic gamma-ray source, usually presenting high variability across the electromagnetic spectrum. Their Very High Energy (VHE, above 0.…

astro-ph.HE2023★ 4 cited

HAWC Study of Very-High-Energy -ray Spectrum of HAWC J1844-034

HAWC Collaboration, A. Albert, C. Alvarez +74

Recently, the region surrounding eHWC J1842-035 has been studied extensively by gamma-ray observatories due to its extended emission reaching up to a few hundred TeV and potential…

astro-ph.HE2023★ 1 cited

Search for Decaying Dark Matter in the Virgo Cluster of Galaxies with HAWC

A. Albert, R. Alfaro, J. C. Arteaga-Velázquez +55

The decay or annihilation of dark matter particles may produce a steady flux of very-high-energy gamma rays detectable above the diffuse background. Nearby clusters of galaxies pro…

astro-ph.HE2023★ 65 cited

The High-Altitude Water Cherenkov (HAWC) Observatory in México: The Primary Detector

A. U. Abeysekara, A. Albert, R. Alfaro +140

The High-Altitude Water Cherenkov (HAWC) observatory is a second-generation continuously operated, wide field-of-view, TeV gamma-ray observatory. The HAWC observatory and its analy…

astro-ph.HE2023★ 7 cited

Detailed Analysis of the TeV γ-Ray Sources 3HWC J1928+178, 3HWC J1930+188, and the New Source HAWC J1932+192

A. Albert, R. Alfaro, C. Alvarez +91

The latest High Altitude Water Cherenkov (HAWC) point-like source catalog up to 56 TeV reported the detection of two sources in the region of the Galactic plane at galactic longitu…

astro-ph.HE2023★ 10 cited

Searching for TeV Dark Matter in Irregular dwarf galaxies with HAWC Observatory

R. Alfaro, C. Alvarez, J. C. Arteaga-Velázquez +69

We present the results of dark matter (DM) searches in a sample of 31 dwarf irregular (dIrr) galaxies within the field of view of the HAWC Observatory. dIrr galaxies are DM dominat…

astro-ph.HE2023★ 22 cited

HAWC Detection of a TeV Halo Candidate Surrounding a Radio-quiet pulsar

A. Albert, R. Alfaro, J. C. Arteaga-Velázquez +59

Extended very-high-energy (VHE; 0.1-100 TeV) -ray emission has been observed around several middle-aged pulsars and referred to as ``TeV halos". Their formation mechanism remain…

astro-ph.HE2022★ 31 cited

The TeV Sun Rises: Discovery of Gamma rays from the Quiescent Sun with HAWC

A. Albert, R. Alfaro, C. Alvarez +89

We report the first detection of a TeV gamma-ray flux from the solar disk (6.3), based on 6.1 years of data from the High Altitude Water Cherenkov (HAWC) observatory. The 0.5--2…

astro-ph.HE2022

High Altitude characterization of the Hunga Pressure Wave with Cosmic Rays by the HAWC Observatory

R. Alfaro, C. Alvarez, J. C. Arteaga-Velázquez +64

High-energy cosmic rays that hit the Earth can be used to study large-scale atmospheric perturbations. After a first interaction in the upper parts of the atmosphere, cosmic rays p…

astro-ph.HE2022★ 2 cited

Limits on the Diffuse Gamma-Ray Background above 10 TeV with HAWC

HAWC Collaboration, A. Albert, R. Alfaro +87

The high-energy Diffuse Gamma-Ray Background (DGRB) is expected to be produced by unresolved isotropically distributed astrophysical objects, potentially including dark matter anni…

astro-ph.HE2022

Search for Gamma-Ray and Neutrino Coincidences Using HAWC and ANTARES Data

H. A. Ayala Solares, S. Coutu, D. Cowen +228

In the quest for high-energy neutrino sources, the Astrophysical Multimessenger Observatory Network (AMON) has implemented a new search by combining data from the High Altitude Wat…

astro-ph.HE2022★ 3 cited

Probing the extragalactic mid-infrared background with HAWC

Mateo Fernandez Alonso

The extragalactic background light (EBL) contains all the radiation emitted by nuclear and accretion processes in stars and compact objects since the epoch of recombination. Measur…

astro-ph.HE2022★ 10 cited

-ray Emission from Classical Nova V392 Per: Measurements from Fermi and HAWC

A. Albert, R. Alfaro, C. Alvarez +84

This paper reports on the -ray properties of the 2018 Galactic nova V392 Per, spanning photon energies 0.1 GeV to 100 TeV by combining observations from the Fermi Gamma-ra…

astro-ph.HE2021

Study of the Very High Energy emission of M87 through its broadband spectral energy distribution

HAWC Collaboration, R. Alfaro, C. Alvarez +63

The radio galaxy M87 is the central dominant galaxy of the Virgo Cluster. Very High Energy (VHE, TeV) emission, from M87 has been detected by Imaging Air Cherenkov Tel…

astro-ph.HE2021

Studying High-Mass Microquasars with HAWC

Chang Dong Rho, Ke Fang, Se Yeon Hwang +1

High-mass microquasars (HMMQs) are powerful particle accelerators, but their mechanism of the high-energy emission is poorly understood. To date, only a handful of these particle e…