activity
20142025
most citedSearch for dark matter annihilations towards the inner Galactic halo from 10 years of observations with H.E.S.S

314 citations · 2.7k across the 76 of their papers we have counts for

collaborators
Showing astro-ph.HEShow all

60 papers · 1 filter

astro-ph.HE2023

A multi-wavelength investigation of PSR J2229+6114 and its pulsar wind nebula in the radio, X-ray, and gamma-ray bands

I. Pope, K. Mori, M. Abdelmaguid +57

G106.32.7, commonly considered a composite supernova remnant (SNR), is characterized by a boomerang-shaped pulsar wind nebula (PWN) and two distinct ("head" & "tail") regions in…

astro-ph.HE2023★ 22 cited

Sensitivity of the Cherenkov Telescope Array to spectral signatures of hadronic PeVatrons with application to Galactic Supernova Remnants

The Cherenkov Telescope Array Consortium, F. Acero, A. Acharyya +356

The local Cosmic Ray (CR) energy spectrum exhibits a spectral softening at energies around 3~PeV. Sources which are capable of accelerating hadrons to such energies are called hadr…

astro-ph.HE2023★ 7 cited

VERITAS and Fermi-LAT constraints on the Gamma-ray Emission from Superluminous Supernovae SN2015bn and SN2017egm

A. Acharyya, C. B. Adams, P. Bangale +56

Superluminous supernovae (SLSNe) are a rare class of stellar explosions with luminosities ~10-100 times greater than ordinary core-collapse supernovae. One popular model to explain…

astro-ph.HE2023★ 12 cited

VTSCat: The VERITAS Catalog of Gamma-Ray Observations

A. Acharyya, C. B. Adams, A. Archer +86

The ground-based gamma-ray observatory VERITAS (Very Energetic Radiation Imaging Telescope Array System) is sensitive to photons of astrophysical origin with energies in the range…

astro-ph.HE2022★ 12 cited

Gamma-ray observations of MAXI J1820+070 during the 2018 outburst

H. Abe, S. Abe, V. A. Acciari +439

MAXI J1820+070 is a low-mass X-ray binary with a black hole as a compact object. This binary underwent an exceptionally bright X-ray outburst from March to October 2018, showing ev…

astro-ph.HE2021★ 25 cited

Variability and Spectral Characteristics of Three Flaring Gamma-ray Quasars Observed by VERITAS and Fermi-LAT

C. B. Adams, J. Batshoun, W. Benbow +63

Flat spectrum radio quasars (FSRQs) are the most luminous blazars at GeV energies, but only rarely emit detectable fluxes of TeV gamma rays, typically during bright GeV flares. We…

astro-ph.HE2021★ 7 cited

Multi-Wavelength Observation Campaign of the TeV Gamma-Ray Binary HESS J0632+057 with NuSTAR, VERITAS, MDM, and Swift

Y. M. Tokayer, H. An, J. P. Halpern +53

HESS J0632+057 belongs to a rare subclass of binary systems which emits gamma-rays above 100 GeV. It stands out for its distinctive high-energy light curve, which features a sharp…

astro-ph.HE2021★ 24 cited

Observation of the gamma-ray binary HESS J0632+057 with the H.E.S.S., MAGIC, and VERITAS telescopes

C. B. Adams, W. Benbow, A. Brill +409

The results of gamma-ray observations of the binary system HESS J0632+057 collected during 450 hours over 15 years, between 2004 and 2019, are presented. Data taken with the atmosp…

astro-ph.HE2021

VERITAS contributions to the 37th International Cosmic Ray Conference

C. B. Adams, A. Archer, W. Benbow +58

Compilation of papers presented by the VERITAS Collaboration at the 37th International Cosmic Ray Conference (ICRC), held July 12 through July 23, 2021 (online) in Berlin, Germany.

astro-ph.HE2021★ 2 cited

Gamma-ray and Optical Observations of Repeating Fast Radio Bursts with VERITAS

Matthew Lundy

Fast radio burst (FRBs) are an exciting class of bright, extragalactic, millisecond radio transients. The recent development of large field-of-view (FOV) radio telescopes has cause…

astro-ph.HE2021★ 2 cited

TeV and optical observations of the Be/pulsar binary 1A0535+262 during the 2020 giant outburst

Matthew Lundy

1A 0535+262 is a Be X-ray binary pulsar and one of the only galactic pulsar systems to show radio jet emission. Characterizing the very high energy emission (VHE, >100 GeV) in thes…

astro-ph.HE2021

VERITAS Observations of the Galactic Center Region at Multi-TeV Gamma-Ray Energies

James L Ryan

The Galactic Center region hosts a variety of powerful astronomical sources and rare astrophysical processes that emit a large flux of non-thermal radiation. We present the analysi…

astro-ph.HE2021

An Archival Search for Very-High-Energy Counterparts to Sub-Threshold Neutron-Star Merger Candidates

Colin Adams, Imre Bartos, K. Rainer Corley +3

The recent discovery of electromagnetic signals in coincidence with gravitational waves from neutron-star mergers has solidified the importance of multimessenger campaigns for stud…

astro-ph.HE2021★ 1 cited

VTSCat - The VERITAS Catalog of Gamma Ray Observations

Sameer Patel, Gernot Maier, Philip Kaaret

We present a catalog of results of gamma-ray observations made by VERITAS, published from 2008 to 2020. VERITAS is a ground based imaging atmospheric Cherenkov telescope observator…

astro-ph.HE2021

NuSTAR broad-band X-ray observational campaign of energetic pulsar wind nebulae in synergy with VERITAS, HAWC and Fermi gamma-ray telescopes

Kaya Mori, Hongjun An, Daniel Burgess +13

We report recent progress on the on-going NuSTAR observational campaign of 8 TeV-detected pulsar wind nebulae (PWNe). This campaign constitutes a major part of our NuSTAR study of…

astro-ph.HE2021★ 3 cited

An Archival Search for Neutron-Star Mergers in Gravitational Waves and Very-High-Energy Gamma Rays

C. B. Adams, W. Benbow, A. Brill +59

The recent discovery of electromagnetic signals in coincidence with neutron-star mergers has solidified the importance of multimessenger campaigns in studying the most energetic as…

astro-ph.HE2021★ 15 cited

A Search for TeV Gamma-ray Emission from Pulsar Tails by VERITAS

Wystan Benbow, A. Brill, James Buckley +56

We report on the search for very-high-energy gamma-ray emission from the regions around three nearby supersonic pulsars (PSR B0355+54, PSR J0357+3205 and PSR J1740+1000) that exhib…

astro-ph.HE2021★ 55 cited

VERITAS Observations of the Galactic Center Region at Multi-TeV Gamma-Ray Energies

C. B. Adams, W. Benbow, A. Brill +56

The Galactic Center (GC) region hosts a variety of powerful astronomical sources and rare astrophysical processes that emit a large flux of non-thermal radiation. The inner 375 pc…

astro-ph.HE2020★ 77 cited

Sensitivity of the Cherenkov Telescope Array for probing cosmology and fundamental physics with gamma-ray propagation

The Cherenkov Telescope Array Consortium, :, H. Abdalla +496

The Cherenkov Telescope Array (CTA), the new-generation ground-based observatory for -ray astronomy, provides unique capabilities to address significant open questions in astrop…

astro-ph.HE2020★ 135 cited

Sensitivity of the Cherenkov Telescope Array to a dark matter signal from the Galactic centre

The Cherenkov Telescope Array Consortium, :, A. Acharyya +449

We provide an updated assessment of the power of the Cherenkov Telescope Array (CTA) to search for thermally produced dark matter at the TeV scale, via the associated gamma-ray sig…

astro-ph.HE2019★ 274 cited

A very-high-energy component deep in the Gamma-ray Burst afterglow

H. Abdalla R. Adam F. Aharonian F. Ait Benkhali E. O. Anguener M. Arakawa, C. Arcaro, C. Armand +219

Gamma-ray bursts (GRBs) are brief flashes of gamma rays, considered to be the most energetic explosive phenomena in the Universe. The emission from GRBs comprises a short (typicall…

astro-ph.HE2019★ 3 cited

Combined Dark Matter searches towards dwarf spheroidal galaxies with Fermi-LAT, HAWC, HESS, MAGIC and VERITAS

Louise Oakes, Celine Armand, Eric Charles +13

The search for Dark Matter (DM) has great potential to reveal physics beyond the Standard Model. As such, searches for evidence of DM particles are being carried out using a wide r…

astro-ph.HE2019★ 47 cited

Constraints on the emission region of 3C 279 during strong flares in 2014 and 2015 through VHE gamma-ray observations with H.E.S.S

H. E. S. S. Collaboration, H. Abdalla, R. Adam +224

The flat spectrum radio quasar 3C 279 is known to exhibit pronounced variability in the high-energy (MeVGeV) -ray band, which is continuously monitored with Fer…

astro-ph.HE2019★ 33 cited

H.E.S.S. and Suzaku observations of the Vela X pulsar wind nebula

H. E. S. S. Collaboration

Pulsar Wind Nebulae (PWNe) represent the most prominent population of Galactic very-high-energy gamma-ray sources and are thought to be an efficient source of leptonic cosmic rays.…