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La franca et al - PowerPoint PPT Presentation

Demography how many AGN in the sky? - number counts

Demography how many AGN in the sky? - number counts

Demography how many AGN in the sky? - number counts of normal galaxies radio sources optically selected AGN X-ray selected AGN

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551 views • 47 slides
A Physical Model for Co-evolution of QSOs and of their Spheroidal Hosts Gianfranco De Zotti

A Physical Model for Co-evolution of QSOs and of their Spheroidal Hosts Gianfranco De Zotti

A Physical Model for Co-evolution of QSOs and of their Spheroidal Hosts Gianfranco De Zotti with: Francesco Shankar, Andrea Lapi, Luigi Danese, Gian Luigi Granato, Michele Cirasuolo, Paolo Salucci, Laura Silva. Observational connections between galaxy and BH properties.

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553 views • 46 slides
The Evolution of AGN Obscuration

The Evolution of AGN Obscuration

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369 views • 28 slides
INTEGRAL 20 - 40 keV AGN Survey and Luminosity Function

INTEGRAL 20 - 40 keV AGN Survey and Luminosity Function

Volker Beckmann NASA Goddard Space Flight Center, Exploration of the Universe Division & Joint Center for Astrophysics, University of Maryland, Baltimore County & C. R. Shrader, N. Gehrels, S. Soldi, N. Produit Extragalactic Surveys Workshop, November 6, 2006.

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355 views • 24 slides
The Evolution of AGN Obscuration and the X-ray Background

The Evolution of AGN Obscuration and the X-ray Background

The Evolution of AGN Obscuration and the X-ray Background. Ezequiel Treister (ESO) Meg Urry (Yale) Julian Krolik (JHU) Shanil Virani (Yale ). X-ray Background. XRB well explained using a combination of obscured and unobscured AGN. # w NH > 10 23 cm -2 still uncertain.

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285 views • 19 slides

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