output
19972026
most citedThe Swift X-ray Telescope

2.7k citations

Showing 2022 · astro-ph.HEShow all

20 papers · 2 filters

astro-ph.HE2022★ 7 cited

Rapid radio brightening of GRB 210702A

G. E. Anderson, T. D. Russell, H. M. Fausey +16

We observed the rapid radio brightening of GRB 210702A with the Australian Telescope Compact Array (ATCA) just 11hr post-burst, tracking early-time radio variability over a 5hr per…

astro-ph.HE2022★ 66 cited

Constraining the sources of ultra-high-energy cosmic rays across and above the ankle with the spectrum and composition data measured at the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +365

In this work we present the interpretation of the energy spectrum and mass composition data as measured by the Pierre Auger Collaboration above eV. We use an ast…

astro-ph.HE2022★ 15 cited

Radio monitoring of transient Be/X-ray binaries and the inflow-outflow coupling of strongly-magnetized accreting neutron stars

J. van den Eijnden, N. Degenaar, T. D. Russell +5

Strongly-magnetized ( G) accreting neutron stars (NSs) are prime targets for studying the launching of jets by objects with a solid surface; while classical jet-launc…

astro-ph.HE2022★ 8 cited

MeerKAT radio observations of the neutron star low-mass X-ray binary Cen X-4 at low accretion rates

J. van den Eijnden, R. Fender, J. C. A. Miller-Jones +4

Centaurus X-4 (Cen X-4) is a relatively nearby neutron star low-mass X-ray binary that showed outbursts in 1969 and 1979, but has not shown a full outburst since. Due to its proxim…

astro-ph.HE2022★ 12 cited

Galactic Observatory Science with the ASTRI Mini-Array at the Observatorio del Teide

A. D'Aì, E. Amato, A. Burtovoi +52

The ASTRI (Astrofisica con Specchi a Tecnologia Replicante Italiana) Mini-Array will be composed of nine imaging atmospheric Cherenkov telescopes at the Observatorio del Teide site…

astro-ph.HE2022★ 56 cited

ASTRI Mini-Array Core Science at the Observatorio del Teide

S. Vercellone, C. Bigongiari, A. Burtovoi +84

The ASTRI (Astrofisica con Specchi a Tecnologia Replicante Italiana) Project led by the Italian National Institute for Astrophysics (INAF) is developing and will deploy at the Obse…

astro-ph.HE2022★ 14 cited

Extragalactic Observatory Science with the ASTRI Mini-Array at the Observatorio del Teide

F. G. Saturni, C. H. E. Arcaro, B. Balmaverde +47

The ASTRI Mini-Array is a next-generation system of nine imaging atmospheric Cherenkov telescopes that is going to be built at the Observatorio del Teide site. After a first phase,…

astro-ph.HE2022★ 6 cited

Broadband spectral analysis of Mrk 926 using multi-epoch X-ray observations

S. Chalise, A. M. Lohfink, J. Chauhan +3

The X-ray spectra of some active galactic nuclei (AGN) show a soft X-ray excess, emission in excess to the extrapolated primary X-ray continuum below 2 keV. Recent studies have sho…

astro-ph.HE2022★ 86 cited

Arrival Directions of Cosmic Rays above 32 EeV from Phase One of the Pierre Auger Observatory

The Pierre Auger Collaboration, P. Abreu, M. Aglietta +372

A promising energy range to look for angular correlation between cosmic rays of extragalactic origin and their sources is at the highest energies, above few tens of EeV ($1\:{\rm E…

astro-ph.HE2022★ 44 cited

A search for photons with energies above eV using hybrid data from the low-energy extensions of the Pierre Auger Observatory

The Pierre Auger Collaboration, P. Abreu, M. Aglietta +373

Ultra-high-energy photons with energies exceeding eV offer a wealth of connections to different aspects of cosmic-ray astrophysics as well as to gamma-ray and neutrino as…

astro-ph.HE2022★ 8 cited

Investigating the nature and properties of MAXI J1810-222 with radio and X-ray observations

T. D. Russell, M. Del Santo, A. Marino +10

We present results from radio and X-ray observations of the X-ray transient MAXI J1810-222. The nature of the accretor in this source has not been identified. In this paper, we sho…

astro-ph.HE2022

A multi-wavelength study of GRS 1716-249 in outburst : constraints on its system parameters

Payaswini Saikia, David M. Russell, M. C. Baglio +27

We present a detailed study of the evolution of the Galactic black hole transient GRS 1716-249 during its 2016-2017 outburst at optical (Las Cumbres Observatory), mid-infrared (Ver…

astro-ph.HE2022★ 12 cited

The MAVERIC survey: A catalogue of radio sources in southern globular clusters from the Australia Telescope Compact Array

Vlad Tudor, James C. A. Miller-Jones, Jay Strader +11

Radio continuum observations offer a new window on compact objects in globular clusters compared to typical X-ray or optical studies. As part of the MAVERIC survey, we have used th…

astro-ph.HE2022★ 5 cited

Evaluating the jet/accretion coupling of Aql X-1: probing the contribution of accretion flow spectral components

S. Fijma, J. van den Eijnden, N. Degenaar +2

The coupling between radio and X-ray luminosity is an important diagnostic tool to study the connection between the accretion inflow and jet outflow for low-mass X-ray binaries (LM…

astro-ph.HE2022★ 48 cited

A persistent ultraviolet outflow from an accreting neutron star binary transient

N. Castro Segura, C. Knigge, K. S. Long +31

All disc-accreting astrophysical objects produce powerful outflows. In binaries containing neutron stars (NS) or black holes, accretion often takes place during violent outbursts.…

astro-ph.HE2022★ 22 cited

Limits to gauge coupling in the dark sector set by the non-observation of instanton-induced decay of Super-Heavy Dark Matter in the Pierre Auger Observatory data

The Pierre Auger Collaboration, P. Abreu, M. Aglietta +374

Instantons, which are non-perturbative solutions to Yang-Mills equations, provide a signal for the occurrence of quantum tunneling between distinct classes of vacua. They can give…

astro-ph.HE2022

Chandra Follow-up Observations of Swift-BAT-selected AGNs II

Ross Silver, Nuria Torres-Alba, Xiurui Zhao +7

We present the combined Chandra and Swift-BAT spectral analysis of nine low-redshift (z <= 0.10), candidate heavily obscured active galactic nuclei (AGN) selected from the Swift-BA…

astro-ph.HE2022★ 32 cited

Testing effects of Lorentz invariance violation in the propagation of astroparticles with the Pierre Auger Observatory

The Pierre Auger Collaboration, P. Abreu, M. Aglietta +374

Lorentz invariance violation (LIV) is often described by dispersion relations of the form with delta different based on particle type , with…

astro-ph.HE2022★ 12 cited

Quasi periodic whispers from a transient ULX in M\,101: signatures of a fast-spinning neutron star?

Ryan T. Urquhart, Roberto Soria, Rosanne Di Stefano +7

We have studied the unusual time variability of an ultraluminous X-ray source in M 101, 4XMM J140314.2541806 (henceforth, J1403), using Chandra and XMM-Newton data. Over the las…

astro-ph.HE2022★ 24 cited

Search for Spatial Correlations of Neutrinos with Ultra-High-Energy Cosmic Rays

The ANTARES collaboration, A. Albert, S. Alves +1042

For several decades, the origin of ultra-high-energy cosmic rays (UHECRs) has been an unsolved question of high-energy astrophysics. One approach for solving this puzzle is to corr…