activity
19942023
most citedVariable VHE gamma-ray emission from Markarian 501

547 citations · 5.6k across the 87 of their papers we have counts for

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Showing 2009Show all

10 papers · 1 filter

astro-ph.HE2009★ 21 cited

Simultaneous multi-frequency observation of the unknown redshift blazar PG 1553+113 in March-April 2008

MAGIC Collaboration, J. Aleksić, H. Anderhub +161

The blazar PG 1553+113 is a well known TeV gamma-ray emitter. In this paper, we determine its spectral energy distribution using simultaneous multi-frequency data in order to study…

astro-ph.HE2009★ 56 cited

Correlated X-ray and Very High Energy emission in the gamma-ray binary LS I +61 303

The MAGIC Collaboration, H. Anderhub, L. A. Antonelli +153

The discovery of very high energy (VHE) gamma-ray emitting X-ray binaries has triggered an intense effort to better understand the particle acceleration, absorption, and emission m…

astro-ph.HE2009★ 59 cited

Simultaneous Multiwavelength observation of Mkn 501 in a low state in 2006

The MAGIC Collaboration, H. Anderhub, R. Sato +4

We present results of the multiwavelength campaign on the TeV blazar Mkn 501 performed in 2006 July, including MAGIC for the VHE gamma-ray band and Suzaku for the X-ray band. A VHE…

astro-ph.HE2009★ 243 cited

Radio Imaging of the Very-High-Energy Gamma-Ray Emission Region in the Central Engine of a Radio Galaxy

The VERITAS Collaboration, the VLBA 43 GHz M 87 Monitoring Team, the H. E. S. S. Collaboration +1

The accretion of matter onto a massive black hole is believed to feed the relativistic plasma jets found in many active galactic nuclei (AGN). Although some AGN accelerate particle…

astro-ph.HE2009★ 65 cited

Simultaneous Multiwavelength Observations of Markarian 421 During Outburst

The VERITAS Collaboration, I. de la Calle Perez, A. Ibarra +2

We report on the results of two coordinated multiwavelength campaigns that focused on the blazar Markarian 421 during its 2006 and 2008 outbursts. These campaigns obtained UV and X…

astro-ph.CO2009★ 1 cited

The June 2008 flare of Markarian 421 from optical to TeV energies

R. M. Wagner, I. Donnarumma, J. Grube +6

We present optical to very-high energy (VHE) gamma-ray observations of Mrk 421 between 2008 May 24 and June 23. A high-energy (HE) gamma-ray signal was detected by AGILE-GRID durin…

astro-ph.CO2009★ 34 cited

Suzaku and Multi-wavelength Observations of OJ 287 during the Periodic Optical Outburst in 2007

Hiromi Seta, Naoki Isobe, Makoto S. Tashiro +10

Suzaku observations of the blazar OJ 287 were performed in 2007 April 10--13 and November 7--9. They correspond to a quiescent and a flaring state, respectively. The X-ray spectra…

hep-ex2009

The TOTEM Experiment at the LHC

G. Latino

The TOTEM experiment at the LHC is dedicated to the measurement of the total pp cross section and to the study of elastic scattering and of diffractive dissociation processes. TOTE…

astro-ph.HE2009★ 21 cited

Search for VHE -ray emission from the globular cluster M13 with the MAGIC telescope

MAGIC Collaboration

Based on MAGIC observations from June and July 2007, we have obtained an integral upper limit to the VHE energy emission of the globular cluster M13 of $F(E>200 \textrm{GeV})<5.1\t…

hep-ph2009

Proceedings of the workshop: HERA and the LHC workshop series on the implications of HERA for LHC physics

H. Jung, A. De Roeck, Z. J. Ajaltouni +265

2nd workshop on the implications of HERA for LHC physics. Working groups: Parton Density Functions Multi-jet final states and energy flows Heavy quarks (charm and beauty) Diffracti…