output
19922026
most citedMeasurements of Omega and Lambda from 42 High-Redshift Supernovae

18.1k citations

Showing 2012 · astro-ph.HEShow all

18 papers · 2 filters

astro-ph.HE2012★ 200 cited

Measurement of the extragalactic background light imprint on the spectra of the brightest blazars observed with H.E.S.S

H. E. S. S. Collaboration, :, A. Abramowski +195

The extragalactic background light (EBL) is the diffuse radiation with the second highest energy density in the Universe after the cosmic microwave background. The aim of this stud…

astro-ph.HE2012★ 102 cited

Constraints on the origin of cosmic rays above eV from large scale anisotropy searches in data of the Pierre Auger Observatory

Pierre Auger Collaboration

A thorough search for large scale anisotropies in the distribution of arrival directions of cosmic rays detected above eV at the Pierre Auger Observatory is reported. For…

astro-ph.HE2012★ 77 cited

A Search for Point Sources of EeV Neutrons

The Pierre Auger Collaboration

A thorough search of the sky exposed at the Pierre Auger Cosmic Ray Observatory reveals no statistically significant excess of events in any small solid angle that would be indicat…

astro-ph.HE2012★ 40 cited

Identification of HESS J1303-631 as a Pulsar Wind Nebula through gamma-ray, X-ray and radio observations

The H. E. S. S. Collaboration, :, A. Abramowski +196

The previously unidentified very high-energy (VHE; E > 100 GeV) γ-ray source HESS J1303-631, discovered in 2004, is re-examined including new data from the H.E.S.S. Cherenkov teles…

astro-ph.HE2012★ 10 cited

A search for anisotropy in the arrival directions of ultra high energy cosmic rays recorded at the Pierre Auger Observatory

Pierre Auger Collaboration

Observations of cosmic ray arrival directions made with the Pierre Auger Observatory have previously provided evidence of anisotropy at the 99% CL using the correlation of ultra hi…

astro-ph.HE2012★ 76 cited

Search for Point-Like Sources of Ultra-High Energy Neutrinos at the Pierre Auger Observatory and Improved Limit on the Diffuse Flux of Tau Neutrinos

Pierre Auger Collaboration

The Surface Detector array of the Pierre Auger Observatory can detect neutrinos with energy between 10^17 eV and 10^20 eV from point-like sources across the sky south of +55 deg an…

astro-ph.HE2012★ 93 cited

Probing the extent of the non-thermal emission from the Vela X region at TeV energies with H.E.S.S

A. Abramowski, F. Acero, F. Aharonian +196

Vela X is a region of extended radio emission in the western part of the Vela constellation: one of the nearest pulsar wind nebulae (PWNe), and associated with the energetic Vela p…

astro-ph.HE2012★ 55 cited

Large scale distribution of arrival directions of cosmic rays detected above eV at the Pierre Auger Observatory

Pierre Auger Collaboration

A thorough search for large scale anisotropies in the distribution of arrival directions of cosmic rays detected above eV at the Pierre Auger Observatory is presented. Th…

astro-ph.HE2012★ 28 cited

Discovery of gamma-ray emission from the extragalactic pulsar wind nebula N157B with the High Energy Stereoscopic System

HESS Collaboration, A. Abramowski, F. Acero +195

We present the significant detection of the first extragalactic pulsar wind nebula (PWN) detected in gamma rays, N157B, located in the large Magellanic Cloud (LMC). Pulsars with hi…

astro-ph.HE2012★ 84 cited

Spectral analysis and interpretation of the γ-ray emission from the Starburst galaxy NGC 253

H. E. S. S. Collaboration, A. Abramowski, F. Acero +192

Very-high-energy (VHE; E >100 GeV) and high-energy (HE; 100 MeV < E < 100 GeV) data from γ-ray observations performed with the H.E.S.S. telescope array and the Fermi-LAT instrument…

astro-ph.HE2012★ 25 cited

H.E.S.S. observations of the Carina nebula and its enigmatic colliding wind binary Eta Carinae

HESS Collaboration, A. Abramowski, F. Acero +191

The massive binary system Eta Carinae and the surrounding HII complex, the Carina Nebula, are potential particle acceleration sites from which very-high-energy (VHE; E > 100 GeV) γ…

astro-ph.HE2012★ 34 cited

Discovery of VHE γ-ray emission and multi-wavelength observations of the BL Lac object 1RXS J101015.9-311909

HESS Collaboration, A. Abramowski, F. Acero +191

1RXS J101015.9-311909 is a galaxy located at a redshift of z=0.14 hosting an active nucleus belonging to the class of bright BL Lac objects. Observations at high (HE, E > 100 MeV)…

astro-ph.HE2012★ 39 cited

Discovery of VHE emission towards the Carina arm region with the H.E.S.S. telescope array: HESS J1018-589

HESS Collaboration, A. Abramowski, F. Acero +195

The observational coverage with HESS of the Carina region in VHE gamma-rays benefits from deep exposure (40 h) of the neighboring open cluster Westerlund 2. The observations have r…

astro-ph.HE2012★ 78 cited

A search for ultra-high energy neutrinos in highly inclined events at the Pierre Auger Observatory

The Pierre Auger Collaboration, P. Abreu, M. Aglietta +497

The Surface Detector of the Pierre Auger Observatory is sensitive to neutrinos of all flavours above 0.1 EeV. These interact through charged and neutral currents in the atmosphere…

astro-ph.HE2012★ 85 cited

Search for Dark Matter Annihilation Signals from the Fornax Galaxy Cluster with H.E.S.S

HESS Collaboration, A. Abramowski, F. Acero +195

The Fornax galaxy cluster was observed with the High Energy Stereoscopic System (H.E.S.S.) for a total live time of 14.5 hours, searching for very-high-energy (VHE, E>100 GeV) gamm…

astro-ph.HE2012★ 78 cited

CLUMPY: a code for gamma-ray signals from dark matter structures

A. Charbonnier, C. Combet, D. Maurin

We present the first public code for semi-analytical calculation of the gamma-ray flux astrophysical J-factor from dark matter annihilation/decay in the Galaxy, including dark matt…

astro-ph.HE2012★ 69 cited

A multiwavelength view of the flaring state of PKS 2155-304 in 2006

HESS Collaboration, A. Abramowski, F. Acero +208

Multiwavelength (MWL) observations of the blazar PKS 2155-304 during two weeks in July and August 2006, the period when two exceptional flares at very high energies (VHE, E>= 100 G…

astro-ph.HE2012★ 55 cited

Discovery of hard-spectrum γ-ray emission from the BL Lac object 1ES 0414+009

The HESS Collaboration, A. Abramowski, F. Acero +199

1ES 0414+009 (z = 0.287) is a distant high-frequency-peaked BL Lac object, and has long been considered a likely emitter of very-high energy (VHE, E>100 GeV) gamma-rays due to its…