activity
20082026
most citedVHE gamma-ray emission of PKS 2155-304: spectral and temporal variability

126 citations · 531 across the 11 of their papers we have counts for

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9 papers · 1 filter

astro-ph.HE2026

X-ray point sources towards the giant radio lobes of Centaurus A

Karthik Balasubramaniam, Hsiang-Kuang Chang, Łukasz Stawarz +1

Centaurus A (NGC 5128) is the nearest radio galaxy (d = 3.8 Mpc), so individual X-ray point sources can be resolved against its giant radio lobes. We test whether a compact X-ray s…

astro-ph.HE2017★ 19 cited

Search for Thermal X-ray Features from the Crab nebula with Hitomi Soft X-ray Spectrometer

Hitomi Collaboration, Felix Aharonian, Hiroki Akamatsu +192

The Crab nebula originated from a core-collapse supernova (SN) explosion observed in 1054 A.D. When viewed as a supernova remnant (SNR), it has an anomalously low observed ejecta m…

astro-ph.HE2016★ 5 cited

Gamma-ray blazar spectra with H.E.S.S. II mono analysis: the case of PKS 2155-304 and PG 1553+113

D. Zaborov, A. M. Taylor, D. A. Sanchez +2

The addition of a 28 m Cherenkov telescope (CT5) to the H.E.S.S. array extended the experiment's sensitivity to lower energies, providing new opportunities for studies of Active Ga…

astro-ph.HE2016★ 38 cited

Gamma-ray blazar spectra with H.E.S.S. II mono analysis: the case of PKS 2155-304 and PG 1553+113

H. E. S. S. Collaboration, :, H. Abdalla +332

The addition of a 28 m Cherenkov telescope (CT5) to the H.E.S.S. array extended the experiment's sensitivity to lower energies. The lowest energy threshold is obtained using monosc…

astro-ph.HE2015★ 37 cited

Discovery of variable VHE gamma-ray emission from the binary system 1FGL J1018.6-5856

H. E. S. S. Collaboration, :, A. Abramowski +230

Re-observations with the H.E.S.S. telescope array of the very-high-energy (VHE) source HESS J1018-589 A coincident with the Fermi-LAT -ray binary 1FGL J1018.6-5856 have resulted…

astro-ph.HE2015★ 43 cited

Six Years of Fermi-LAT and Multi-wavelength Monitoring of the Broad-Line Radio Galaxy 3C 120: Jet Dissipation at Sub-parsec Scales from the Central Engine

Y. T. Tanaka, A. Doi, Y. Inoue +7

We present multi-wavelength monitoring results for the broad-line radio galaxy 3C 120 in the MeV/GeV, sub-millimeter, and 43 GHz bands over six years. Over the past two years, Ferm…

astro-ph.HE2014★ 33 cited

The high-energy -ray emission of AP Librae

H. E. S. S. Collaboration, Fermi-LAT collaborations

The -ray spectrum of the low-frequency-peaked BL Lac (LBL) object AP Librae is studied, following the discovery of very-high-energy (VHE; ) -ray emission up…

astro-ph.HE2011★ 62 cited

The bright unidentified gamma-ray source 1FGL J1227.9-4852: Can it be associated with an LMXB?

A. B. Hill, A. Szostek, S. Corbel +10

We present an analysis of high energy (HE; 0.1-300 GeV) gamma-ray observations of 1FGL J1227.9-4852 with the Fermi Gamma-ray Space Telescope, follow-up radio observations with the…

astro-ph.HE2010★ 126 cited

VHE gamma-ray emission of PKS 2155-304: spectral and temporal variability

HESS Collaboration, A. Abramowski, F. Acero +185

Observations of very high energy gamma-rays from blazars provide information about acceleration mechanisms occurring in their innermost regions. Studies of variability in these obj…