activity
19972023
most citedCorrelation of the highest-energy cosmic rays with the positions of nearby active galactic nuclei

374 citations · 2.9k across the 60 of their papers we have counts for

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Showing astro-ph.HEShow all

10 papers · 1 filter

astro-ph.HE2020★ 69 cited

Fast radio bursts from axion stars moving through pulsar magnetospheres

James H. Buckley, P. S. Bhupal Dev, Francesc Ferrer +1

We study the radio signals generated when an axion star enters the magnetosphere of a neutron star. As the axion star moves through the resonant region where the plasma-induced pho…

astro-ph.HE2018

Novel Search for TeV-Initiated Pair Cascades in the Intergalactic Medium

Wenlei Chen, Manel Errando, James H. Buckley +1

TeV emission from blazars can be used to probe the intergalactic magnetic fields and measure their intensity, coherence length, and helicity. Intergalactic magnetic fields deflect…

astro-ph.HE2014★ 102 cited

Evidence for GeV Pair Halos around Low Redshift Blazars

Wenlei Chen, James H. Buckley, Francesc Ferrer

We report on the results of a search for -ray pair halos with a stacking analysis of low-redshift blazars using data from the Fermi Large Area Telescope. For this analysis we us…

astro-ph.HE2013★ 20 cited

Cosmic Frontier Indirect Dark Matter Detection Working Group Summary

J. Buckley, D. F. Cowen, S. Profumo +22

As part of the Snowmass process, the Cosmic Frontier Indirect-Detection subgroup (CF2) has drawn on input from the Cosmic Frontier and the broader Particle Physics community to pro…

astro-ph.HE2013★ 49 cited

The impact of the phase-space density on the indirect detection of dark matter

Francesc Ferrer, Daniel R. Hunter

We study the indirect detection of dark matter when the local dark matter velocity distribution depends upon position, as expected for the Milky Way and its dwarf spheroidal satell…

astro-ph.HE2012★ 102 cited

VERITAS Deep Observations of the Dwarf Spheroidal Galaxy Segue 1

E. Aliu, S. Archambault, T. Arlen +90

The VERITAS array of Cherenkov telescopes has carried out a deep observational program on the nearby dwarf spheroidal galaxy Segue 1. We report on the results of nearly 48 hours of…

astro-ph.HE2011★ 20 cited

Anisotropy and chemical composition of ultra-high energy cosmic rays using arrival directions measured by the Pierre Auger Observatory

The Pierre Auger Collaboration, P. Abreu, M. Aglietta +490

The Pierre Auger Collaboration has reported evidence for anisotropy in the distribution of arrival directions of the cosmic rays with energies eV. Thes…

astro-ph.HE2009★ 35 cited

Astrophysical Sources of Cosmic Rays and Related Measurements with the Pierre Auger Observatory

The Pierre Auger Collaboration, J. Abraham, P. Abreu +469

Studies of the correlations of ultra-high energy cosmic ray directions with extra-Galactic objects, of general anisotropy, of photons and neutrinos, and of other astrophysical effe…

astro-ph.HE2009★ 6 cited

The Cosmic Ray Energy Spectrum and Related Measurements with the Pierre Auger Observatory

The Pierre Auger Collaboration, J. Abraham, P. Abreu +469

Studies of the cosmic ray energy spectrum at the highest energies with the Pierre Auger Observatory.

astro-ph.HE2009★ 150 cited

Upper limit on the cosmic-ray photon fraction at EeV energies from the Pierre Auger Observatory

The Pierre Auger Collaboration, J. Abraham, P. Abreu +458

From direct observations of the longitudinal development of ultra-high energy air showers performed with the Pierre Auger Observatory, upper limits of 3.8%, 2.4%, 3.5% and 11.7% (a…