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Demographics of AGN & SMBHs Basic concepts of the standard model of AGN
 

Summary: Lecture 2
Demographics of AGN & SMBHs
Basic concepts of the standard model of AGN
Evidence for the presence of supermassive BHs in AGN
Methods to weight a BH in an AGN
Demographics of QSOs and BHs, fate of dead-AGN
Itziar Aretxaga (INAOE) @El Escorial, Dec 2007
The standard model of AGN
(Collin 2001)
The extreme luminosities emitted
by AGN
bolometric LAGN! 1044"1046 erg s"1
made it clear that the easiest way
to explain them was through the
release of gravitational energy. In
the mid-60s the concept of a
supermassive black hole (SMBH)
surrounded by a viscous disk of
accreting matter gained popularity
(Zeldovich & Novikov 1964, Lynden-Bell 1966),

  

Source: Aretxaga, Itziar - Instituto Nacional de Astrofísica Óptica y Electrónica

 

Collections: Physics