[PDF] Top 20 Triggering active galactic nuclei in galaxy clusters

... 4 G E N E R A L M O D E L P R E D I C T I O N S 4.1 Model prediction for a complete sample of galaxies It is important to note that the distribution of AGN in the phase space as shown in Fig. 5 results from galaxies that ... See full document

... Figure 4.17: The proposed configuration for the nuclear region of NGC 1386 (see Section 4.6.5). Left : the narrow component of the emission lines orig- inates from ionized gas rotating (long-dashed arrow) and inflowing ... See full document

... Regardless of the fact that in this study CT AGN spectra have been analyzed only phenomenologically, we can employ them for an assessment of some techniques for identification of CT AGN in deeper surveys. Following the ... See full document

... The starting point for our sample of radio AGN comes from Best & Heckman (2012). These authors cross-matched the seventh data release of the Sloan Digital Sky Survey (SDSS; Abazajian et al. 2009) with the NRAO VLA ... See full document

... absorbed active galactic nuclei which have luminosities and redshifts characteristic of the sources that produce the bulk of the accretion luminosity in the ...quiet active galactic ... See full document

... Seyfert galaxy: its 2-6 keV lum inosity has been observed to vary between 4 X 1041 and 4 X 1042 erg s_1 (section ...Seyfert galaxy with the smallest HI line width, which implies a small inclination angle on ... See full document

... At th e centre of an AGN a black hole accretes m aterial, probably through an accretion disk. Surrounding this, w ithin a few light m onths of the central source, are th e high velocity broad line clouds, from which the ... See full document

... In addition to applying this technique to actual light curves (see following chapters), and making the code sufficiently user friendly to be publicly available, I would like to overcome one of the assumptions CREAM makes ... See full document

... Radio surveys of Seyfert galaxies have established that compact ra­ dio emission is probably present, to at least a low level in all the objects (Wilson and Willis 1980; Ulvestad, Wilson and Sramek 1981; Wilson and Meurs ... See full document

... The young ages of the stellar populations in all three regions of J0025 − 10 probed by our high quality spectra unambiguously demonstrate that the luminous quasar-like nucleus in J0025−10 has been triggered at around the ... See full document

... the galaxy cluster-scale outbursts of active galactic ...own galaxy these cosmic rays are close to pressure equilibrium with turbulent motions of gas and magnetic fields, yet the relationship ... See full document

... The observational evidence (Antonucci, 1993; Jaffe et al., 2004; Tristram et al., 2007) indicates that the obscuring structure is geometrically and op- tically thick, although a warped thin disk that extends throughout ... See full document

... In the merger simulations, as the galaxies near their final coalescence, the accretion onto the BH rises to approximately the Eddington rate. This rapid accre- tion continues until the energy being deposited into the ISM ... See full document

... Abstract: Originally developed to image the shadow region of the central black hole in Sagittarius A* and in the nearby galaxy M87, the Event Horizon Telescope (EHT) provides deep, very high angular resolution ... See full document

... for an mJIVE-20 detection allows us to unambiguously identify the radio AGN in our sample. We find three such objects. Our VLBI AGN identifications are classified as Seyferts or low- ionization nuclear emission-line ... See full document

... every galaxy within the survey as obtained through modelled photometry (for a full description see Taylor et ...the galaxy, hinder- ing the accuracy of any dust correction calculations based on the Balmer ... See full document

... If galaxy interactions are the main triggering mechanism for radio-loud AGN activity in our sample, then it is expected that the signs of morphological disturbance will be stronger and more com- mon in the ... See full document

... SHALON [1] mirror Cherenkov telescope since 1992. During the period 1992 - 2012 SHALON has been used for observations of extragalactic sources of di ff erent type. Among them are known BLLac-type sources Mkn 421, Mkn ... See full document

... radio active galactic nuclei (AGN) in a cosmological context using the Semi-Analytic Galaxy Evolution (SAGE) semi-analytic galaxy ... See full document

... Although III Zw2 exhibits huge radio flares the properties of its X-ray and radio emission are not typical of radio-loud AGN and instead are an intriguing mix of those observed in radio-quiet and radio-loud objects. Its ... See full document