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

14.2k citations

Showing 2018 · astro-ph.HEShow all

29 papers · 2 filters

astro-ph.HE2018★ 10 cited

Discovery of TeV -ray emission from the neighbourhood of the supernova remnant G24.7+0.6 by MAGIC

MAGIC Collaboration, V. A. Acciari, S. Ansoldi +151

SNR G24.7+0.6 is a 9.5 kyrs radio and -ray supernova remnant evolving in a dense medium. In the GeV regime, SNR G24.7+0.6 (3FHL\,J1834.1--0706e/FGES\,J1834.1--0706) shows a hard…

astro-ph.HE2018★ 173 cited

A -ray determination of the Universe's star-formation history

LAT Collaboration, M. Ajello, K. Helgason +4

The light emitted by all galaxies over the history of the Universe produces the extragalactic background light (EBL) at ultraviolet, optical, and infrared wavelengths. The EBL is a…

astro-ph.HE2018★ 80 cited

Searches for Continuous Gravitational Waves from Fifteen Supernova Remnants and Fomalhaut b with Advanced LIGO

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1129

We describe directed searches for continuous gravitational waves from sixteen well localized candidate neutron stars assuming none of the stars has a binary companion. The searches…

astro-ph.HE2018★ 37 cited

Unresolved Gamma-Ray Sky through its Angular Power Spectrum

M. Ackermann, M. Ajello, L. Baldini +107

The gamma-ray sky has been observed with unprecedented accuracy in the last decade by the Fermi large area telescope (LAT), allowing us to resolve and understand the high-energy Un…

astro-ph.HE2018★ 901 cited

Binary Black Hole Population Properties Inferred from the First and Second Observing Runs of Advanced LIGO and Advanced Virgo

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1138

We present results on the mass, spin, and redshift distributions with phenomenological population models using the ten binary black hole mergers detected in the first and second ob…

astro-ph.HE2018★ 3.5k cited

GWTC-1: A Gravitational-Wave Transient Catalog of Compact Binary Mergers Observed by LIGO and Virgo during the First and Second Observing Runs

The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1148

We present the results from three gravitational-wave searches for coalescing compact binaries with component masses above 1 during the first and second observing…

astro-ph.HE2018★ 26 cited

Undiscovered pulsar in the Local Bubble as an explanation of the local high energy cosmic ray all-electron spectrum

R. López-Coto, R. D. Parsons, J. A. Hinton +1

Cosmic ray electrons and positrons are tracers of particle propagation in the interstellar medium (ISM). A recent measurement performed using H.E.S.S. extends the all-electron (ele…

astro-ph.HE2018★ 1 cited

Constraints on the properties of the turbulent magnetic field around Geminga using HAWC measurements

Gwenael Giacinti, Rubén López-Coto

We place constraints on the properties of the interstellar turbulence that surrounds Geminga pulsar, using the recent measurements from the HAWC Observatory in this region. We prop…

astro-ph.HE2018★ 71 cited

Periastron Observations of TeV Gamma-Ray Emission from a Binary System with a 50-year Period

The VERITAS Collaboration, A. U. Abeysekara, W. Benbow +212

We report on observations of the pulsar / Be star binary system PSR J2032+4127 / MT91 213 in the energy range between 100 GeV and 20 TeV with the VERITAS and MAGIC imaging atmosphe…

astro-ph.HE2018★ 153 cited

Very high energy particle acceleration powered by the jets of the microquasar SS 433

HAWC Collaboration, A. U. Abeysekara, A. Albert +104

SS 433 is a binary system containing a supergiant star that is overflowing its Roche lobe with matter accreting onto a compact object (either a black hole or neutron star). Two jet…

astro-ph.HE2018★ 44 cited

A Fermi Gamma-ray Burst Monitor Search for Electromagnetic Signals Coincident with Gravitational-Wave Candidates in Advanced LIGO's First Observing Run

ray Burst Monitor Team, The LIGO Scientific Collaboration, the Virgo Collaboration +1160

We present a search for prompt gamma-ray counterparts to compact binary coalescence gravitational wave (GW) candidates from Advanced LIGO's first observing run (O1). As demonstrate…

astro-ph.HE2018★ 49 cited

Constraining the p-mode--g-mode tidal instability with GW170817

The LIGO Scientific Collaboration, The Virgo Collaboration, B. P. Abbott +1136

We analyze the impact of a proposed tidal instability coupling -modes and -modes within neutron stars on GW170817. This non-resonant instability transfers energy from the orb…

astro-ph.HE2018★ 55 cited

Constraining very-high-energy and optical emission from FRB 121102 with the MAGIC telescopes

MAGIC Collaboration, V. A. Acciari, S. Ansoldi +155

Fast radio bursts (FRBs) are bright flashes observed typically at GHz frequencies with millisecond duration, whose origin is likely extragalactic. Their nature remains mysterious,…

astro-ph.HE2018★ 273 cited

Merging black hole binaries with the SEVN code

Mario Spera, Michela Mapelli, Nicola Giacobbo +3

Studying the formation and evolution of black hole binaries (BHBs) is essential for the interpretation of current and forthcoming gravitational wave (GW) detections. We investigate…

astro-ph.HE2018★ 39 cited

VERITAS and Fermi-LAT observations of new HAWC sources

VERITAS Collaboration, A. U. Abeysekara, A. Archer +280

The HAWC (High Altitude Water Cherenkov) collaboration recently published their 2HWC catalog, listing 39 very high energy (VHE; >100~GeV) gamma-ray sources based on 507 days of obs…

astro-ph.HE2018★ 32 cited

First HAWC Observations of the Sun Constrain Steady TeV Gamma-Ray Emission

A. Albert, R. Alfaro, C. Alvarez +92

Steady gamma-ray emission up to at least 200 GeV has been detected from the solar disk in the Fermi-LAT data, with the brightest, hardest emission occurring during solar minimum. T…

astro-ph.HE2018★ 235 cited

The blazar TXS 0506+056 associated with a high-energy neutrino: insights into extragalactic jets and cosmic ray acceleration

S. Ansoldi, L. A. Antonelli, C. Arcaro +146

A neutrino with energy of 290 TeV, IceCube-170922A, was detected in coincidence with the BL Lac object TXS~0506+056 during enhanced gamma-ray activity, with chance coincidenc…

astro-ph.HE2018★ 26 cited

The broad-band properties of the intermediate synchrotron peaked BL Lac S2 0109+22 from radio to VHE gamma rays

MAGIC Collaboration, S. Ansoldi, L. A. Antonelli +163

The MAGIC telescopes observed S2 0109+22 in 2015 July during its flaring activity in high energy gamma rays observed by Fermi-LAT. We analyse the MAGIC data to characterise the ver…

astro-ph.HE2018★ 19 cited

Search for GeV Gamma-ray Counterparts of Gravitational Wave Events by CALET

O. Adriani, Y. Akaike, K. Asano +88

We present results on searches for gamma-ray counterparts of the LIGO/Virgo gravitational-wave events using CALorimetric Electron Telescope ({\sl CALET}) observations. The main ins…

astro-ph.HE2018★ 54 cited

Multi-wavelength characterization of the blazar S5~0716+714 during an unprecedented outburst phase

MAGIC Collaboration, M. L. Ahnen, S. Ansoldi +187

The BL Lac object S5~0716+714, a highly variable blazar, underwent an impressive outburst in January 2015 (Phase A), followed by minor activity in February (Phase B). The MAGIC obs…

astro-ph.HE2018★ 179 cited

Extended Measurement of the Cosmic-Ray Electron and Positron Spectrum from 11 GeV to 4.8 TeV with the Calorimetric Electron Telescope on the International Space Station

O. Adriani, Y. Akaike, K. Asano +88

Extended results on the cosmic-ray electron + positron spectrum from 11 GeV to 4.8 TeV are presented based on observations with the Calorimetric Electron Telescope (CALET) on the I…

astro-ph.HE2018★ 47 cited

Constraining Dark Matter lifetime with a deep gamma-ray survey of the Perseus Galaxy Cluster with MAGIC

MAGIC Collaboration, V. A. Acciari, S. Ansoldi +148

Clusters of galaxies are the largest known gravitationally bound structures in the Universe, with masses around , most of it in the form of dark matter. The groun…

astro-ph.HE2018★ 30 cited

High redshift BL Lac objects: spectroscopy of candidates

M. Landoni, S. Paiano, R. Falomo +2

We report on 16 BL Lacertae objects that were proposed to be at z > 1. We present spectroscopic observations secured at the 10.4m GTC that allowed us to assess the redshift of thes…

astro-ph.HE2018★ 25 cited

Gamma-Ray Astrophysics

Alessandro De Angelis, Manuela Mallamaci

High-energy photons are a powerful probe for astrophysics and for fundamental physics in extreme conditions. During the recent years, our knowledge of the most violent phenomena in…