'Obscured agn' presentation slideshows

Peeking into the Early Universe with Coded-Aperture Imaging:

Peeking into the Early Universe with Coded-Aperture Imaging: Energetic X-ray Imaging Survey Telescope (EXIST). JaeSub Hong Winter, 2008 Astrostat. EXIST as cosmic probe Background Science Motivation Instrument Overview Comparison with Swift Coded Aperture Imaging

898 views • 62 slides

Black Holes in ? ? ? Deep Surveys

Black Holes in ? ? ? Deep Surveys. Meg Urry Yale University. The formation and evolution of galaxies is closely tied to the growth of black holes. ? Cosmic accretion (AGN) important for galaxy formation for black hole physics for understanding ionization, backgrounds, etc.

729 views • 56 slides

The Evolution of AGN Obscuration

The Evolution of AGN Obscuration. Ezequiel Treister (ESO) Meg Urry (Yale) Julian Krolik (JHU) Shanil Virani (Yale) Eric Gawiser (Rutgers). broad lines. blazars, Type 1 Sy/QSO. The AGN Unified Model. Urry & Padovani, 1995. radio galaxies, Type 2 Sy/QSO narrow lines.

631 views • 55 slides

AGN/GALAXY COEVOLUTION

577 views • 42 slides

The Evolution of AGN Obscuration

The Evolution of AGN Obscuration. Ezequiel Treister (ESO) Meg Urry (Yale) Julian Krolik (JHU) Shanil Virani (Yale) Priya Natarajan (Yale). Host Galaxy. Active Galactic Nucleus (AGN). supermassive black hole actively accreting matter 1-1000 x galaxy luminosity from few lt-hrs.

511 views • 41 slides

AGN X-RAY SPECTROSCOPIC POPULATION STUDIES

AGN X-RAY SPECTROSCOPIC POPULATION STUDIES. Matteo Guainazzi (ESA-ESAC). Basic AGN ingredients and questions. (Courtesy NASA & A.Simonet). (Courtesy ESA). (Elvis et al. 2000). (Courtesy NASA & HHT). To which extent do AGN share the same engine?

508 views • 36 slides

A large population of mid-infrared selected, obscured AGN in the Bootes field. Ryan C. Hickox Harvard-Smithsonian Center for Astrophysics Extragalactic Surveys Workshop Cambridge, MA 8 November, 2006 Hickox et al. 2006, submitted to ApJ.

434 views • 32 slides

Unveiling obscured accretion: catching AGN feedback in action

Central engine. Dusty torus. Unveiling obscured accretion: catching AGN feedback in action. Fabrizio Fiore & M. Brusa, A. Comastri, C. Feruglio, A. Fontana, A. Grazian, F. La Franca, N. Menci, E. Piconcelli, S. Puccetti, M. Salvato, P. Santini, C. Vignali, G. Zamorani

408 views • 28 slides

Spitzer/IRAC Observations of the Active Merger Remnant NGC 6240

Spitzer/IRAC Observations of the Active Merger Remnant NGC 6240. Stephanie Bush Advisor: Giovanni Fazio Collaborators: Zhong Wang & Margarita Karovska. Why are we interested in nearby Interacting Galaxies?. Galaxy interactions affect a wide range of astrophysical applications:

401 views • 27 slides

The Search for Type 2 Quasars

The Search for Type 2 Quasars. Julian Krolik with: Reina Reyes, Michael Strauss, Ezequiel Treister, Nadia Zakamska. Radio-loud and Radio-quiet. White et al. (2007): FIRST + SDSS. Obscured and Unobscured. Unobscured: Strong, blue continuum in optical/UV Broad emission lines in optical/UV

373 views • 27 slides

WHAT HAVE WE LEARNED FROM X-RAY SURVEYS (1)?

X-ray surveys of AGN: results and perspectives Andrea Comastri INAF-Osservatorio Astronomico Bologna R. Gilli (INAF-BO), A. Marconi (UniFI), C. Vignali (UniBO), K. Iwasawa (INAF-BO), M. Brusa (MPE), F. Civano (CfA), F. Fiore (INAF-Roma), E. Lusso (UniBO) and many others.

353 views • 26 slides

367 views • 25 slides

Obscured and unobscured growth of Super-massive Black Holes from the XMM-Newton Medium Survey

Obscured and unobscured growth of Super-massive Black Holes from the XMM-Newton Medium Survey. Francisco J. Carrera, X. Barcons, J. Bussons, J. Ebrero, M. Ceballos, A. Corral (IFCA, CSIC-UC, Spain) and many SSC colleagues. SSC#20, Potsdam, Nov. 13, 2006. NGC4291.

323 views • 22 slides

Lockman Hole (XMM PV)

PV Team. B. Altieri (ESA) M. Arnaud (CEA) X. Barcons (IFCA) J. Bergeron (ESO) H. Brunner (AIP) M. Dadina (Bologna) K. Dennerl (MPE) P. Ferrando (CEA) A. Finoguenov (MPE) R. Griffiths (CMU, co-chair) Y. Hashimoto (AIP) G. Hasinger (AIP, chair) D. Lumb (ESA) K. Mason (MSSL).

323 views • 20 slides

AEGIS-X: Results from the Chandra survey of the Extended Groth Strip

AEGIS-X: Results from the Chandra survey of the Extended Groth Strip. Elise Laird A Georgakakis (NOA), K Nandra (PI: Imperial), J Aird (Imperial), D Croton (Berkeley), K Bundy (U Toronto), A Coil (Steward), C Pierce (UCSC), and the AEGIS team.

270 views • 17 slides

INFRARED SELECTED HIGHLY OBSCURED QSO

INFRARED SELECTED HIGHLY OBSCURED QSO. C. Feruglio (INAF-OAR) & F. Fiore, E. Piconcelli, R. Maiolino, + many others (OABo, UniBo, MPE, ASDC). High MIR/O High luminosity obscured AGN. SAMPLE SELECTION. High MIR/Optical flux ratio indicates the presence of an obscured AGN.

270 views • 14 slides

Using COSMOS to Probe the High-Redshift AGN Population

Using COSMOS to Probe the High-Redshift AGN Population. Anton Koekemoer (Space Telescope Science Institute)

212 views • 13 slides

EXOs: Candidate AGN at z ? 6 and intermediate-z evolved populations

EXOs: Candidate AGN at z ? 6 and intermediate-z evolved populations. Anton Koekemoer (Space Telescope Science Institute) + GOODS (Alexander, Bauer, Brandt, Chary, Conselice, Cristiani, Daddi, Dickinson, Elbaz, Grogin, Mainieri, Tozzi,..)

215 views • 13 slides

Evolution of Supermassive Black Holes out to z~5

221 views • 12 slides

Revealing X-ray obscured Quasars in SWIRE sources with extreme MIR/O

Revealing X-ray obscured Quasars in SWIRE sources with extreme MIR/O. Giorgio Lanzuisi Fabrizio Fiore Enrico Piconcelli Chiara Feruglio Cristian Vignali. Accretion History of the Universe: Open Issues. ? The resolved fraction of the CXB at > 8 keV is only 50%.

199 views • 12 slides