[PDF] Top 20 Origin of very high energy emission in galaxy clusters

... central galaxy NGC 1275 is ideally suitable for studying both the physics of relativistic jets from AGNs and for revealing the feedback role of the central ...the galaxy and its surroundings ...gamma-ray ... See full document

... We can estimate the strength of the magnetic field in the cluster from rotation measurements, RM, towards the central ra- dio source in M87. Owen et al. (1990) find an average RM of about 1000 rad m − 2 with peaks around ... See full document

... of galaxy clusters and compare to current ...the clusters is a result of turbulent amplification within them, with the magnetic seed originating from star-burst driven, galactic ...increasing ... See full document

... at high redshift and impose magnetic fields of variable strength and structure as summarised in Table 2 ...the origin of magnetic fields on cluster scales is unknown, we use two extreme types of seed ... See full document

... from the chopper offset. Figure 4.8 shows the average integrated RCW38 signal at 150, 220, and 280 GHz versus the average RMS of the C row (220 GHz). One can see from the plot that the magnitude of signal attenuation is ... See full document

... synchrotron emission of galaxy clusters is produced by hadronically originating relativistic electrons and I develop a non-parametric criterion to obtain the minimum energy state for an ... See full document

... individual clusters. Numerical simulations show that clusters move along the fundamental plane as they ...that clusters have not achieved “virial equilibrium” in the sense that mass/size growth and ... See full document

... The origin of magnetic fields in stars, galaxies and clusters is an open problem in ...“The origin and evolution of cosmic magnetism” is a key science project for ...synchrotron emission from ... See full document

... Finally, we consider processes that depend on the hot intracluster medium (ICM). Generally, even strong interactions with the ICM like ram-pressure stripping are thought to be too weak to explain the observed disruptions ... See full document

... The galaxy clusters are the biggest gravitational structures in the ...as high Navarro-Frenk- White concentration parameters and the predictions of the Ein- stein radii distributions are in tension ... See full document

... The general relativity (GR) successfully describes all observable gravitational phenomena on the scales of the solar system [2]. The discovery of gravitational waves [3] confirmed the applicability of GR for the ... See full document

... include energy losses from synchrotron processes due to relativistic electrons in the jet cocoon, allowing the calculation of radio emission from the radio ... See full document

... optical emission by galaxies and clusters of galaxies [10, 11, ...line emission from axion decays to photon ...a galaxy cluster is sufficiently high that optical line emission ... See full document

... looks very similar; (2) growing SMBHs may be pref- erentially located in star-forming galaxies and (3) SMBH mass is tightly correlated with galaxy bulge mass and stellar velocity disper- sion (see reviews ... See full document

... years, high and very high energy γ-rays have come to play an important role in the study of Active Galactic Nuclei ...active galaxy and the nucleus can produce a relativistic outflow of ... See full document

... for very high energy ...of high energy particles appears to put observation of Cherenkov radiation out of ...of very high energy cosmic rays and strong magnetic ... See full document

... 23. Ackermann, M.; Ajello, M.; Albert, A.; Allafort, A.; Atwood, W.B.; Baldini, L.; Ballet, J.; Barbiellini, G.; Bastieri, D.; Bechtol, K.; Bellazzini, R.; Bloom, E.D.; Bonamente, E.; Bottacini, E.; Brandt, T.J.; ... See full document

... observed energy spectrum parameters and integral γ -ray flux are presented in Table ...-ray emission map is presented in Fig. 4 right. The spectral energy distribution of 3C ...0.3, high = ... See full document

... the high-energy gamma ray emissions to blazars: Most of the measured spectra of individual blazars only extend to several GeV and none extend above 10 GeV, simply because the intensity is too weak to have a ... See full document

... within high-redshift clusters and protoclusters for further ...an emission line from protocluster galaxies ...line emission means only active galaxies are located, ... See full document