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19912026
most citedAstropy: A Community Python Package for Astronomy

14.6k citations

Showing 2011 · astro-ph.HEShow all

51 papers · 2 filters

astro-ph.HE2011★ 73 cited

Fermi Detection of γ-ray emission from the M2 Soft X-ray Flare on 2010 June 12

Fermi GBM Collaboration, Fermi LAT Collaboration, B. R. Dennis +2

The GOES M2-class solar flare, SOL2010-06-12T00:57, was modest in many respects yet exhibited remarkable acceleration of energetic particles. The flare produced an ~50 s impulsive…

astro-ph.HE2011★ 71 cited

A Shallow Water Analogue of the Standing Accretion Shock Instability: Experimental Demonstration and Two-Dimensional Model

Thierry Foglizzo, Frédéric Masset, Jérôme Guilet +1

Despite the sphericity of the collapsing stellar core, the birth conditions of neutron stars can be highly non spherical due to a hydrodynamical instability of the shocked accretio…

astro-ph.HE2011★ 159 cited

The faint "heartbeats" of IGR J17091-3624: an exceptional black-hole candidate

D. Altamirano, T. Belloni, M. Linares +9

We report on the first 180 days of RXTE observations of the outburst of the black hole candidate IGR J17091-3624. This source exhibits a broad variety of complex light curve patter…

astro-ph.HE2011★ 60 cited

On the linear growth mechanism driving the stationary accretion shock instability

Jerome Guilet, Thierry Foglizzo

During stellar core collapse, which eventually leads to a supernovae explosion, the stalled shock is unstable due to the standing accretion shock instability (SASI). This instabili…

astro-ph.HE2011★ 22 cited

Search for Neutrino Emission from Gamma-Ray Flaring Blazars with the ANTARES Telescope

S. Adrián-Martínez, I. Al Samarai, A. Albert +159

The ANTARES telescope is well-suited to detect neutrinos produced in astrophysical transient sources as it can observe a full hemisphere of the sky at all times with a high duty cy…

astro-ph.HE2011★ 47 cited

Study of the many fluorescent lines and the absorption variability in GX 301-2 with XMM-Newton

F. Fuerst, S. Suchy, I. Kreykenbohm +7

We present an in-depth study of the High Mass X-ray Binary (HMXB) GX 301-2 during its pre-periastron flare using data from the XMM-Newton satellite. The energy spectrum shows a pow…

astro-ph.HE2011★ 135 cited

The Highly Energetic Expansion of SN2010bh Associated with GRB 100316D

Filomena Bufano, Elena Pian, Jesper Sollerman +50

We present the spectroscopic and photometric evolution of the nearby (z = 0.059) spectroscopically confirmed type Ic supernova, SN 2010bh, associated with the soft, long-duration g…

astro-ph.HE2011★ 73 cited

Fermi Large Area Telescope Observations of the Supernova Remnant G8.7-0.1

LAT Collaboration

We present a detailed analysis of the GeV gamma-ray emission toward the supernova remnant (SNR) G8.7-0.1 with the Large Area Telescope (LAT) onboard the \emph{Fermi} Gamma-ray Spac…

astro-ph.HE2011

Observations of particle acceleration in the blast waves of Gamma-ray Bursts

P. A. Curran

The electron energy distribution index, p, is a fundamental parameter of the process by which electrons at shock fronts are accelerated to relativistic speeds and by which they rad…

astro-ph.HE2011★ 61 cited

Search for Relativistic Magnetic Monopoles with the ANTARES Neutrino Telescope

ANTARES Collaboration, S. Adrián-Martínez, J. A. Aguilar +152

Magnetic monopoles are predicted in various unified gauge models and could be produced at intermediate mass scales. Their detection in a neutrino telescope is facilitated by the la…

astro-ph.HE2011

IGR J17448-3232 point source: A blazar candidate viewed through the Galactic centre?

P. A. Curran, S. Chaty, J. A. Zurita Heras +2

The error region of the INTEGRAL source, IGR J17448-3232, contains an X-ray point source at the edge of a ~3' radius extended X-ray source. It has been suggested that the extended…

astro-ph.HE2011★ 109 cited

Gamma-Ray Observations of the Supernova Remnant RX J0852.0-4622 with the Fermi LAT

T. Tanaka, A. Allafort, J. Ballet +7

We report on gamma-ray observations of the supernova remnant (SNR) RX J0852.0-4622 with the Large Area Telescope (LAT) aboard the Fermi Gamma-ray Space Telescope. In the Fermi LAT…

astro-ph.HE2011★ 75 cited

Optical emission of the ultraluminous X-ray source NGC 5408 X-1: donor star or irradiated accretion disk?

Fabien Grisé, Philip Kaaret, Stéphane Corbel +3

We obtained 3 epochs of simultaneous Hubble Space Telescope (HST)/Wide Field Camera 3 and Chandra observations of the ultraluminous X-ray source NGC 5408 X-1. The counterpart of th…

astro-ph.HE2011★ 161 cited

A variable mid-infrared synchrotron break associated with the compact jet in GX 339-4

P. Gandhi, A. W. Blain, D. M. Russell +11

Many X-ray binaries remain undetected in the mid-infrared, a regime where emission from their compact jets is likely to dominate. Here, we report the detection of the black hole bi…

astro-ph.HE2011★ 595 cited

Measurement of separate cosmic-ray electron and positron spectra with the Fermi Large Area Telescope

The Fermi LAT Collaboration, M. Ackermann, M. Ajello +148

We measured separate cosmic-ray electron and positron spectra with the Fermi Large Area Telescope. Because the instrument does not have an onboard magnet, we distinguish the two sp…

astro-ph.HE2011★ 25 cited

Transient Relativistic Ejections and Stationary Core in XTE J1752-223

J. Yang, Z. Paragi, S. Corbel +3

The Galactic X-ray transient XTE J1752-223 was shown to have properties of black hole binary candidates. As reported in our previous paper, we identified transient and decelerating…

astro-ph.HE2011★ 68 cited

Fermi Large Area Telescope Observations of the Cygnus Loop Supernova Remnant

H. Katagiri, L. Tibaldo, J. Ballet +7

We present an analysis of the gamma-ray measurements by the Large Area Telescope(LAT) onboard the \textit{Fermi Gamma-ray Space Telescope} in the region of the supernova remnant(SN…

astro-ph.HE2011★ 143 cited

Fermi-LAT Detection of the Young SuperNova Remnant Tycho

F. Giordano, M. Naumann-Godo, J. Ballet +8

After almost three years of data taking in sky survey mode, the \emph{Fermi}-LAT has detected -ray emission toward the Tycho's Supernova Remnant (SNR). The Tycho SNR is among th…

astro-ph.HE2011★ 566 cited

Constraining Dark Matter Models from a Combined Analysis of Milky Way Satellites with the Fermi Large Area Telescope

LAT Collaboration, M. Ackermann, M. Ajello +150

Satellite galaxies of the Milky Way are among the most promising targets for dark matter searches in gamma rays. We present a search for dark matter consisting of weakly interactin…

astro-ph.HE2011★ 1.3k cited

Fermi Large Area Telescope Second Source Catalog

LAT Collaboration

We present the second catalog of high-energy gamma-ray sources detected by the Large Area Telescope (LAT), the primary science instrument on the Fermi Gamma-ray Space Telescope (Fe…

astro-ph.HE2011★ 654 cited

The Second Catalog of Active Galactic Nuclei Detected by the Fermi Large Area Telescope

LAT Collaboration

The second catalog of active galactic nuclei (AGNs) detected by the Fermi Large Area Telescope (LAT) in two years of scientific operation is presented. The Second LAT AGN Catalog (…

astro-ph.HE2011★ 124 cited

A Statistical Approach to Recognizing Source Classes for Unassociated Sources in the First Fermi-LAT Catalog

LAT Collaboration

The Fermi Large Area Telescope First Source Catalog (1FGL) provided spatial, spectral, and temporal properties for a large number of gamma-ray sources using a uniform analysis meth…

astro-ph.HE2011★ 71 cited

First Search for Point Sources of High Energy Cosmic Neutrinos with the ANTARES Neutrino Telescope

Antares Collaboration, S. Adrián-Martínez, J. A. Aguilar +153

Results are presented of a search for cosmic sources of high energy neutrinos with the ANTARES neutrino telescope. The data were collected during 2007 and 2008 using detector confi…

astro-ph.HE2011★ 34 cited

Constraints on dark matter models from a Fermi LAT search for high-energy cosmic-ray electrons from the Sun

The Fermi LAT Collaboration

During its first year of data taking, the Large Area Telescope (LAT) onboard the Fermi Gamma-Ray Space Telescope has collected a large sample of high-energy cosmic-ray electrons an…