Transcript AGN science

Poster(s)

Radio quieti … + SKA

Photos : Marcella Brusa 26 Maggio, 2010 AGN9 - FERRARA

High ionization winds in the Broad Line Region of QSO Marziani et al. Blue shift asymmetric profiles in high L/Le sources 26 Maggio, 2010 AGN9 - FERRARA

SDSS (555…) : a candidate massive BH Binary Montuori et al. Two set of lines shift of 2650 lm/s 26 Maggio, 2010 Monica Colpi talk AGN9 - FERRARA

26 Maggio, 2010 Close by Quasars Pairs Farina et al. 7 QSO physical pairs 50 - 500 kpc M dyn ~ 8 x 10 12 Mhost ~ 1.4 x 10 12 AGN9 - FERRARA

The environment of radio AGN and the quest for feedback Bardelli & zCOSMOS+VLACOSMOS AGN is a galaxy with a flux in excess to that predicted by its SF Two type of AGN red and dead blue and alive 26 Maggio, 2010 AGN9 - FERRARA

A study of the X-ray to UV ratio of AGN with simultaneous measurements from XMM Antonucci et al. Simultaneous data do not reduce scatter in the relation(s) 26 Maggio, 2010 AGN9 - FERRARA

On the nature of red galaxies : the Chandra perspective Campisi et al.

X-ray detected EROs (R-K > 5) z ~ 1 High fx/fopt Obscured AGN 10% of the X-ray population 5% of the EROs sample 26 Maggio, 2010 AGN9 - FERRARA

Analysis of a LSS at z ~ 0.3 with the Chandra Observatory Cazzoli et al. Source counts logN-logS In between two Clusters of galaxies Small but significant Excess Need spectroscpy to Associate X-ray sources To the LSS 26 Maggio, 2010 AGN9 - FERRARA

The soft X-ray emission of Seyfert 2 galaxies Tamborra et al. Soft X-ray emission As a blend of emission Lines Unresolved with CCD Resolution Photoionization from Nuclear continuum Small contribution From collisional Excitation 26 Maggio, 2010 AGN9 - FERRARA

Iron Line in the integrated spectra of high-z AGN Brusa et al. Rest frame Stacking in Chandra deep Fields (1 Ms CDFS + 2 Ms CDFN Line is there No evidence of broadening … In progress 26 Maggio, 2010 AGN9 - FERRARA

[OIII] EW and orientation effects in quasars Risaliti et al. [OIII] EW as a measure of Accretion disk inclination From 6000 SDSS QSO The distribution is consistent with A random orientation Prove of disk like structure Of ionizing radiation 26 Maggio, 2010 AGN9 - FERRARA

Bolometric Luminosity of Type 2 AGN Pozzi et al. 16 HELLAS2XMM Type 2 QSO + Spitzer coverage Nuclear luminosity from torus SED fitting + MBH from scaling relations Low Eddington ratio sources Kbol correlates with Eddington ratio 26 Maggio, 2010 AGN9 - FERRARA

Dust Distribution in AGN SMOOTH vs CLUMPY Feltre et al.

SED of clumpy And smooth models Present similar properties Good fits to IRS Spectra

26 Maggio, 2010 AGN9 - FERRARA

Feedback in action in a z ~ 1.6 obscured QSO

Brusa et al. Keck/DEIMOS spectrum: red, early type continuum plus strong AGNemission lines ([NeV] doublet) and SF features (OII, SFR ~ 103 M_sun /yr)Evidence of outflowing material (~300 km/s) from the blueshiled MgIand MgII complex absorpOon .

Caught in the act 26 Maggio, 2010 AGN9 - FERRARA

Newly discovered Compton Thick AGN in the local Universe Severgnini et al. X-ray + IR selection X-hard /Mid IR Vs HR4 (5-12/2-5) Candidate CT 26 Maggio, 2010 AGN9 - FERRARA

26 Maggio, 2010 Compton Thick quasars in the SDSS Vignali et al. CT QSO are selected from [OIII] luminosity and Comparison with X-ray Luminosity or UL Weak or absent in X Candidate CT Space densities AGN9 - FERRARA

Discovering heavily obscured AGN in COSMOS via [NeV] detection Mignoli et al. [NeV] in ~10 k spectra visually inspected Need hard ionizing cont. -- low NeV/X ratio observed In NL - Gilli (2010) plot candidate CT 26 Maggio, 2010 AGN9 - FERRARA

Square Kilometer Array (SKA) Giovannini Factor 50 improvement in collecting area 26 Maggio, 2010 AGN9 - FERRARA