output
19972026
most citedThe Swift X-ray Telescope

2.7k citations

Showing 2011Show all

19 papers · 1 filter

astro-ph.HE2011★ 2 cited

Modeling the flaring activity of the high z, hard X-ray selected blazar IGR J22517+2217

G. Lanzuisi, A. De Rosa, G. Ghisellini +6

We present new Suzaku and Fermi data, and re-analyzed archival hard X-ray data from INTEGRAL and Swift-BAT survey, to investigate the physical properties of the luminous, high-reds…

astro-ph.HE2011★ 67 cited

A minor body falling onto a neutron star as an explanation for the unusual gamma-ray burst GRB 101225A

S. Campana, G. Lodato, P. D'Avanzo +17

The tidal disruption of a solar mass star around a supermassive black hole has been extensively studied analytically and numerically. In these events the star develops into an elon…

astro-ph.HE2011★ 53 cited

Numerical solution of the radiative transfer equation: X-ray spectral formation from cylindrical accretion onto a magnetized neutron star

R. Farinelli, C. Ceccobello, P. Romano +1

Predicting the emerging X-ray spectra in several astrophysical objects is of great importance, in particular when the observational data are compared with theoretical models. To th…

astro-ph.IM2011★ 211 cited

Trigger and Aperture of the Surface Detector Array of the Pierre Auger Observatory

J. Abraham, P. Abreu, M. Aglietta +469

The surface detector array of the Pierre Auger Observatory consists of 1600 water-Cherenkov detectors, for the study of extensive air showers (EAS) generated by ultra-high-energy c…

astro-ph.HE2011★ 1 cited

Supergiant X-ray binaries observed by Suzaku

A. Bodaghee, J. A. Tomsick, J. Rodriguez +4

Suzaku observations are presented for the high-mass X-ray binaries IGR J16207-5129 and IGR J17391-3021 (=XTE J1739-302). For IGR J16207-5129, we provide the first X-ray broadband (…

astro-ph.SR2011★ 29 cited

The complex behaviour of the microquasar GRS 1915+105 in the rho class observed with BeppoSAX. II: Time-resolved spectral analysis

T. Mineo, E. Massaro, A. D'Ai +6

BeppoSAX observed GRS 1915+105 on October 2000 with a long pointing lasting about ten days. During this observation, the source was mainly in the rho class characterized by bursts…

astro-ph.HE2011★ 80 cited

Observation of the Cosmic Ray Moon shadowing effect with ARGO-YBJ

YBJ Collaboration

Cosmic rays are hampered by the Moon and a deficit in its direction is expected (the so-called \emph{Moon shadow}). The Moon shadow is an important tool to determine the performanc…

astro-ph.HE2011★ 48 cited

XMM-Newton observations of IGRJ18410-0535: The ingestion of a clump by a supergiant fast X-ray transient

E. Bozzo, A. Giunta, G. Cusumano +6

IGRJ18410-0535 is a supergiant fast X-ray transients. This subclass of supergiant X-ray binaries typically undergoes few- hour-long outbursts reaching luminosities of 10^(36)-10^(3…

astro-ph.CO2011★ 25 cited

Multi-epoch parsec-scale observations of the blazar PKS 1510-089

M. Orienti, T. Venturi, D. Dallacasa +5

(Abridged) We investigate the flux density variability and changes in the parsec-scale radio structure of the flat spectrum radio quasar PKS 1510-089. This source was target of mul…

astro-ph.HE2011★ 75 cited

Long-term monitoring of the TeV emission from Mrk 421 with the ARGO-YBJ experiment

YBJ Collaboration, B. Bartoli, P. Bernardini +105

ARGO-YBJ is an air shower detector array with a fully covered layer of resistive plate chambers. It is operated with a high duty cycle and a large field of view. It continuously mo…

astro-ph.HE2011★ 30 cited

Long-term spectral and timing properties of the soft gamma-ray repeater SGR 1833-0832 and detection of extended X-ray emission around the radio pulsar PSR B1830-08

P. Esposito, G. L. Israel, R. Turolla +19

SGR 1833-0832 was discovered on 2010 March 19 thanks to the Swift detection of a short hard X-ray burst and follow-up X-ray observations. Since then, it was repeatedly observed wit…

astro-ph.HE2011★ 29 cited

Swift Observations of MAXI J1659-152: A Compact Binary with a Black Hole Accretor

J. A. Kennea, P. Romano, V. Mangano +6

We report on the detection and follow-up high cadence monitoring observations of MAXI J1659-152, a bright Galactic X-ray binary transient with a likely black-hole accretor, by Swif…

astro-ph.HE2011★ 583 cited

Discovery of the Onset of Rapid Accretion by a Dormant Massive Black Hole

D. N. Burrows, J. A. Kennea, G. Ghisellini +53

Massive black holes are believed to reside at the centres of most galaxies. They can be- come detectable by accretion of matter, either continuously from a large gas reservoir or i…

astro-ph.HE2011★ 16 cited

Discovery and evolution of the new black hole candidate Swift J1539.2-6227 during its 2008 outburst

H. A. Krimm, J. A. Tomsick, C. B. Markwardt +4

We report on the discovery by the Swift Gamma-Ray Burst Explorer of the black hole candidate Swift J1539.2-6227 and the subsequent course of an outburst beginning in November 2008…

astro-ph.IM2011★ 7 cited

ORIGIN: Metal Creation and Evolution from the Cosmic Dawn

J. W. den Herder, L. Piro, T. Ohashi +156

ORIGIN is a proposal for the M3 mission call of ESA aimed at the study of metal creation from the epoch of cosmic dawn. Using high-spectral resolution in the soft X-ray band, ORIGI…

astro-ph.HE2011★ 32 cited

The Swift-BAT survey reveals the orbital period of three high-mass X-ray binaries

A. D'Aì, V. La Parola, G. Cusumano +4

A growing number of previously hidden Galactic X-ray sources are now detected with recent surveys performed by the Integral and Swift satellites. Most of these new sources eluded p…

astro-ph.HE2011

The Swift Serendipitous Survey in deep XRT GRB fields (SwiftFT) I. The X-ray catalog and number counts

S. Puccetti, M. Capalbi, P. Giommi +12

We searched for X-ray serendipitous sources in over 370 Swift-XRT fields centered on gamma ray bursts detected between 2004 and 2008 and observed with total exposures ranging from…

astro-ph.SR2011★ 26 cited

Mean Interplanetary Magnetic Field Measurement Using the ARGO-YBJ Experiment

G. Aielli, C. Bacci, B. Bartoli +109

The sun blocks cosmic ray particles from outside the solar system, forming a detectable shadow in the sky map of cosmic rays detected by the ARGO-YBJ experiment in Tibet. Because t…

astro-ph.HE2011★ 352 cited

Discovery of Powerful Gamma-Ray Flares from the Crab Nebula

M. Tavani, A. Bulgarelli, V. Vittorini +65

The well known Crab Nebula is at the center of the SN1054 supernova remnant. It consists of a rotationally-powered pulsar interacting with a surrounding nebula through a relativist…