output
19922026
most citedObservation of Gravitational Waves from a Binary Black Hole Merger

14.2k citations

Showing 2014 · astro-ph.HEShow all

28 papers · 2 filters

astro-ph.HE2014★ 184 cited

Black hole lightning due to particle acceleration at subhorizon scales

MAGIC Collaboration, J. Aleksić, S. Ansoldi +151

Supermassive black holes with masses of millions to billions of solar masses are commonly found in the centers of galaxies. Astronomers seek to image jet formation using radio inte…

astro-ph.HE2014★ 74 cited

Searches for continuous gravitational waves from nine young supernova remnants

J. Aasi, B. P. Abbott, R. Abbott +887

We describe directed searches for continuous gravitational waves in data from the sixth LIGO science data run. The targets were nine young supernova remnants not associated with pu…

astro-ph.HE2014★ 133 cited

Unprecedented study of the broadband emission of Mrk 421 during flaring activity in March 2010

The MAGIC Collaboration, J. Aleksić, S. Ansoldi +251

A flare from the TeV blazar Mrk 421, occurring in March 2010, was observed for 13 consecutive days from radio to very high energy (VHE, E > 100 GeV) gamma-rays with MAGIC, VERITAS,…

astro-ph.HE2014★ 3 cited

Three-Peak GRBs and Their Implications for Central Engines

Enrique Moreno Méndez, Nissim Fraija, Barbara Patricelli

GRB 110709B presented a peculiar three-peak lightcurve; this burst twice triggered the BAT detector onboard Swift. The two triggers were separated by minutes. In order to…

astro-ph.HE2014★ 61 cited

Gamma-ray flaring activity from the gravitationally lensed blazar PKS 1830-211 observed by Fermi LAT

The Fermi LAT Collaboration, A. A. Abdo, M. Ackermann +126

The Large Area Telescope (LAT) on board the Fermi Gamma-ray Space Telescope routinely detects the highly dust-absorbed, reddened, and MeV-peaked flat spectrum radio quasar PKS 1830…

astro-ph.HE2014★ 20 cited

Discovery of very high energy gamma-ray emission from the blazar 1ES 0033+595 by the MAGIC telescopes

J. Aleksić, S. Ansoldi, L. A. Antonelli +157

The number of known very high energy (VHE) blazars is , which is very small in comparison to the number of blazars detected in other frequencies. This situation is a hand…

astro-ph.HE2014★ 75 cited

Multiwavelength observations of Mrk 501 in 2008

MAGIC Collaboration, J. Aleksić, S. Ansoldi +256

Mrk 501 is one of the brightest blazars at TeV energies and has been extensively studied since its first VHE detection in 1996. Our goal is to characterize in detail the source gam…

astro-ph.HE2014★ 823 cited

The spectrum of isotropic diffuse gamma-ray emission between 100 MeV and 820 GeV

The Fermi LAT collaboration, M. Ackermann, M. Ajello +142

The γ-ray sky can be decomposed into individually detected sources, diffuse emission attributed to the interactions of Galactic cosmic rays with gas and radiation fields, and a res…

astro-ph.HE2014★ 25 cited

First broadband characterization and redshift determination of the VHE blazar MAGIC J2001+439

MAGIC Collaboration, J. Aleksić, S. Ansoldi +167

We aim to characterize the broadband emission from 2FGL J2001.1+4352, which has been associated with the unknown-redshift blazar MG4 J200112+4352. Based on its gamma-ray spectral p…

astro-ph.HE2014★ 30 cited

Probing the very-high-energy gamma-ray spectral curvature in the blazar PG 1553+113 with the MAGIC telescopes

MAGIC Collaboration, J. Aleksić, S. Ansoldi +152

PG 1553+113 is a very-high-energy (VHE, ) -ray emitter classified as a BL Lac object. Its redshift is constrained by intergalactic absorption lines in the r…

astro-ph.HE2014★ 330 cited

The Spectrum and Morphology of the Fermi Bubbles

LAT Collaboration

The Fermi bubbles are two large structures in the gamma-ray sky extending to above and below the Galactic center. We analyze 50 months of Fermi Large Area Telescope data…

astro-ph.HE2014★ 135 cited

An Optical View of BL Lacertae Objects

Renato Falomo, Elena Pian, Aldo Treves

BL Lac objects are active nuclei, hosted in massive elliptical galaxies, the emission of which is dominated by a relativistic jet closely aligned with the line of sight. This impli…

astro-ph.HE2014★ 5 cited

MAGIC search for VHE -ray emission from AE Aquarii in a multiwavelength context

J. Aleksić, S. Ansoldi, L. A. Antonelli +152

It has been claimed that the nova-like cataclysmic variable (CV) AE Aquarii (AE Aqr) is a very-high-energy (VHE, 100 GeV) source both on observational and theoretical grounds.…

astro-ph.HE2014★ 45 cited

Methods and results of a search for gravitational waves associated with gamma-ray bursts using the GEO600, LIGO, and Virgo detectors

The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +889

In this paper we report on a search for short-duration gravitational wave bursts in the frequency range 64 Hz-1792 Hz associated with gamma-ray bursts (GRBs), using data from GEO60…

astro-ph.HE2014★ 119 cited

Measurement of the Crab Nebula spectrum over three decades in energy with the MAGIC telescopes

MAGIC Collaboration, J. Aleksić, S. Ansoldi +150

The MAGIC stereoscopic system collected 69 hours of Crab Nebula data between October 2009 and April 2011. Analysis of this data sample using the latest improvements in the MAGIC st…

astro-ph.HE2014★ 31 cited

Optical Follow-Up Observations of PTF10qts, a Luminous Broad-Lined Type Ic Supernova Found by the Palomar Transient Factory

E. S. Walker, P. A. Mazzali, E. Pian +22

We present optical photometry and spectroscopy of the broad-lined Type Ic supernova (SNIc-BL) PTF10qts, which was discovered as part of the Palomar Transient Factory. The supernova…

astro-ph.HE2014★ 40 cited

Discovery of TeV gamma-ray emission from the pulsar wind nebula 3C 58 by MAGIC

MAGIC Collaboration, J. Aleksić, S. Ansoldi +145

The pulsar wind nebula (PWN) 3C 58 is one of the historical very-high-energy (VHE; E>100 GeV) gamma-ray source candidates. It is energized by one of the highest spin-down power pul…

astro-ph.HE2014★ 73 cited

Diversity of GRB energetics vs. SN homogeneity: supernova 2013cq associated with the gamma-ray burst 130427A

A. Melandri, E. Pian, V. D'Elia +26

Long-duration gamma-ray bursts (GRBs) have been found to be associated with broad-lined type-Ic supernovae (SNe), but only a handful of cases have been studied in detail. Prompted…

astro-ph.HE2014★ 43 cited

Search for gravitational waves associated with gamma-ray bursts detected by the InterPlanetary Network

The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +901

We present the results of a search for gravitational waves associated with 223 gamma-ray bursts (GRBs) detected by the InterPlanetary Network (IPN) in 2005-2010 during LIGO's fifth…

astro-ph.HE2014★ 15 cited

Time delays between Fermi LAT and GBM light curves of GRBs

Gianluca Castignani, Dafne Guetta, Elena Pian +3

Most Gamma-Ray Bursts (GRBs) detected by the Fermi Gamma-ray Space Telescope exhibit a delay of up to about 10 seconds between the trigger time of the hard X-ray signal as measured…

astro-ph.HE2014★ 47 cited

Deep Broadband Observations of the Distant Gamma-ray Blazar PKS 1424+240

S. Archambault, T. Aune, B. Behera +149

We present deep VERITAS observations of the blazar PKS 1424+240, along with contemporaneous Fermi Large Area Telescope, Swift X-ray Telescope and Swift UV Optical Telescope data be…

astro-ph.HE2014★ 45 cited

Multifrequency Studies of the Peculiar Quasar 4C +21.35 During the 2010 Flaring Activity

M. Ackermann, M. Ajello, A. Allafort +288

The discovery of rapidly variable Very High Energy (VHE; E > 100 GeV) gamma-ray emission from 4C +21.35 (PKS 1222+216) by MAGIC on 2010 June 17, triggered by the high activity dete…

astro-ph.HE2014★ 3 cited

Search for Very-High-Energy Gamma Rays from the z = 0.896 Quasar 4C +55.17 with the MAGIC telescopes

MAGIC Collaboration, J. Aleksić, S. Ansoldi +157

The bright gamma-ray quasar 4C +55.17 is a distant source () with a hard spectrum at GeV energies as observed by the Large Area Telescope (LAT) on board the {\it Fermi}…

astro-ph.HE2014★ 37 cited

Detection of bridge emission above 50 GeV from the Crab pulsar with the MAGIC telescopes

J. Aleksić, S. Ansoldi, L. A. Antonelli +153

The Crab pulsar is the only astronomical pulsed source detected at very high energy (VHE, E>100GeV) gamma-rays. The emission mechanism of VHE pulsation is not yet fully understood,…