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Supermassive black holes have been detected in all galaxies that contain bulge components when the galaxies observed were close enough so that the searches were feasible. Together with the observation that bigger black holes live in bigger…

Astrophysics of Galaxies · Physics 2015-05-27 John Kormendy , Ralf Bender

The deep connection between galaxies and their supermassive black holes is central to modern astrophysics and cosmology. The observed correlation between galaxy and black hole mass is usually attributed to the contribution of major mergers…

Astrophysics of Galaxies · Physics 2017-07-19 B. D. Simmons , R. J. Smethurst , C. Lintott

Recent observations indicate that the mass of Supermassive Black Holes (SMBHs) correlate differently with different galaxy stellar components. Comparing such observations with the results of "ab initio" galaxy formation models can provide…

Astrophysics of Galaxies · Physics 2016-10-26 Nicola Menci , Fabrizio Fiore , Angela Bongiorno , Alessandra Lamastra

We review the observed demographics and inferred evolution of supermassive black holes (BHs) found by dynamical modeling of spatially resolved kinematics. Most influential was the discovery of a tight correlation between BH mass and the…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 John Kormendy , Luis C. Ho

The growth of supermassive black holes by merging and accretion in hierarchical models of galaxy formation is studied by means of Monte Carlo simulations. A tight linear relation between masses of black holes and masses of bulges arises if…

Astrophysics · Physics 2009-10-31 A. Cattaneo , M. G. Haehnelt , M. J. Rees

Supermassive black holes appear to be uniquely associated with galactic bulges. The mean ratio of black hole mass to bulge mass was until recently very uncertain, with ground based, stellar kinematical data giving a value roughly an order…

Astrophysics · Physics 2007-05-23 David Merritt , Laura Ferrarese

Recent observational and theoretical studies have suggested that supermassive black holes (SMBHs) grow mostly through non-merger (`secular') processes. Since galaxy mergers lead to dynamical bulge growth, the only way to observationally…

We study the correlations between Supermassive Black Holes (BH) and their host galaxies, using a sample of 83 BH masses collected from the most recent and reliable spatially resolved estimates available from the literature. We confirm the…

Astrophysics of Galaxies · Physics 2019-09-25 Stefano de Nicola , Alessandro Marconi , Giuseppe Longo

We investigate the relationship between black hole mass and host galaxy properties for active galaxies with the lowest black hole masses currently known in galaxy nuclei. Hubble Space Telescope imaging confirms that the host galaxies have…

Astrophysics · Physics 2009-11-13 Jenny E. Greene , Luis C. Ho , Aaron J. Barth

There is mounting evidence that a significant fraction of Black Holes (BHs) today live in late-type galaxies, including bulge-less galaxies and those hosting pseudobulges, and are significantly undermassive with respect to the scaling…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 F. Shankar , F. Marulli , S. Mathur , M. Bernardi , F. Bournaud

Supermassive black holes (SMBHs) are nowadays believed to reside in most local galaxies, and the available data show an empirical correlation between bulge luminosity - or stellar velocity dispersion - and black hole mass, suggesting a…

Astrophysics · Physics 2015-06-24 Marta Volonteri

We investigate the correlation between the supermassive black holes (SMBHs) mass ($M_{\rm bh}$) and the stellar velocity dispersion ($\sigma_*$) in two types of host galaxies: the early-type bulges (disk galaxies with classical bulges or…

Astrophysics · Physics 2009-11-13 Jian Hu

We present a series of simulations of the self--regulated growth of supermassive black holes (SMBHs) in galaxies via three different fueling mechanisms: major mergers, minor mergers, and disk instabilities. The SMBHs in all three scenarios…

Astrophysics · Physics 2009-11-13 Joshua D. Younger , Philip F. Hopkins , T. J. Cox , Lars Hernquist

The correlation between the mass of supermassive black holes in galaxy nuclei and the mass of the galaxy spheroids or bulges (or more precisely their central velocity dispersion), suggests a common formation scenario for galaxies and their…

Astrophysics · Physics 2015-06-24 Francoise Combes

Dynamical searches find central dark objects - candidate supermassive black holes (BHs) - in at least 34 galaxies. The demographics of these objects lead to the following conclusions: (1) BH mass correlates with the luminosity of the bulge…

Astrophysics · Physics 2007-05-23 John Kormendy

The growth of supermassive black holes appears to be driven by galaxy mergers, violent merger-free processes and/or `secular' processes. In order to quantify the effects of secular evolution on black hole growth, we study a sample of active…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 B. D. Simmons , C. Lintott , K. Schawinski , E. C. Moran , A. Han , S. Kaviraj , K. L. Masters , C. M. Urry , K. W. Willett , S. P. Bamford , R. C. Nichol

We explore the growth of super-massive black holes and host galaxy bulges in the galaxy population using the Millennium Run LCDM simulation coupled with a model of galaxy formation. We find that, if galaxy mergers are the primary drivers…

Astrophysics · Physics 2009-11-11 Darren J Croton

We review internal secular evolution in galaxy disks -- the fundamental process by which isolated disks evolve. We concentrate on the buildup of dense central features that look like classical, merger-built bulges but that were made slowly…

Astrophysics · Physics 2007-05-23 John Kormendy , David B. Fisher

Galaxies that contain bulges appear to contain central black holes whose masses correlate with the velocity dispersion of the bulge. We show that no corresponding relationship applies in the pure disk galaxy M33. Three-integral dynamical…

Using results from structural analysis of a sample of nearly 1000 local galaxies from the Sloan Digital Sky Survey, we estimate how the mass in central black holes is distributed amongst elliptical galaxies, classical bulges and…

Astrophysics · Physics 2015-05-13 Dimitri A. Gadotti , Guinevere Kauffmann
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