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We explore the connection between the central supermassive blackholes (SMBH) in galaxies and the dark matter halo through the relation between the masses of the SMBHs and the maximum circular velocities of the host galaxies, as well as the…

Astrophysics of Galaxies · Physics 2015-06-23 Bassem M. Sabra , Charbel Saliba , Maya Abi Akl , Gilbert Chahine

Black holes (BHs) with masses between 100 to 100,000 times the mass of the Sun ($\rm{M}_{\odot}$) are classified as intermediate-mass black holes (IMBHs), potentially representing a crucial link between stellar-mass and supermassive BHs.…

Astrophysics of Galaxies · Physics 2024-02-29 Abbas Askar , Vivienne F. Baldassare , Mar Mezcua

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

The masses of supermassive black holes correlate almost perfectly with the velocity dispersions of their host bulges, M(BH) ~ sigma^alpha, where alpha =4.8 +/- 0.5$. The relation is much tighter than the relation between M(BH) and bulge…

Astrophysics · Physics 2009-10-31 Laura Ferrarese , David Merritt

The statistical relations between the masses of supermassive black holes (SMBHs) in disk galaxies and the kinematic properties of their host galaxies are analyzed. We use the radial velocity profiles for several galaxies obtained earlier at…

Cosmology and Nongalactic Astrophysics · Physics 2011-08-15 A. V. Zasov , A. M. Cherepashchuk , I. Yu. Katkov

We investigate the variation of black hole masses (Mbh) as a function of their host galaxy stellar mass (Mstar) and half-light radius (Re). We confirm that the scatter in Mbh within this plane is essentially the same as that in the Mbh -…

Astrophysics of Galaxies · Physics 2017-10-19 Davor Krajnović , Michele Cappellari , Richard M. McDermid

Understanding the formation of the supermassive black holes (SMBHs) present in the centers of galaxies is a crucial topic in modern astrophysics. Observations have detected the SMBHs with mass $M$ of $10^{9}\, \rm M_\odot$ in the…

Astrophysics of Galaxies · Physics 2023-08-02 Chi-Hong Lin , Ke-Jung Chen , Chorng-Yuan Hwang

The relationship between galaxies and supermassive black holes (SMBH) found in their cores plays a key role in the formation and evolution of both of these major constituents of the universe, as well as the evolution of the intergalactic…

Astrophysics · Physics 2016-11-15 S. G. Djorgovski , M. Volonteri , V. Springel , V. Bromm , G. Meylan

Intermediate-mass black holes (IMBHs) with masses below ($2 \times 10^5 M_{\odot}$) are pivotal in understanding the origin and growth mechanisms of supermassive black holes (SMBHs) in galactic nuclei. This study focuses on the search and…

Astrophysics of Galaxies · Physics 2024-10-03 V. Goradzhanov , I. Chilingarian , M. Demianenko , I. Katkov , K. Grishin , V. Toptun , E. Rubtsov , D. Gasymov , I. Kuzmin

Intermediate-mass black holes (IMBHs), with masses in the range $100-10^{6}$ M$_{\odot}$, are the link between stellar-mass BHs and supermassive BHs (SMBHs). They are thought to be the seeds from which SMBHs grow, which would explain the…

Astrophysics of Galaxies · Physics 2017-05-30 Mar Mezcua

The formation of supermassive black holes at high redshift still remains a puzzle to astronomers. Their growth becomes reasonable only when starting from a massive seed black hole with mass of the order of 10^2 - 10^5 M_SUN.…

Supermassive black holes (SMBH) of size $10^{6-10}M_{\odot}$ are common in the Universe and they define the center of the galaxies. A galaxy and the SMBH are generally thought to have co-evolved. However, the SMBH cannot evolve so fast as…

Astrophysics of Galaxies · Physics 2016-01-14 Masahiro Morikawa

Accretion of matter onto central Black Holes (BHs) in galaxies liberates enormous amounts of feedback energy, which influence the formation and evolution of structures, affecting the environment from pc to Mpc scales. These BHs are usually…

Astrophysics of Galaxies · Physics 2019-03-15 Paramita Barai , Elisabete M. de Gouveia Dal Pino

Supermassive black holes (SMBHs) with dynamically measured masses have shown empirical correlations with host galaxy properties. These correlations are often the only method available to estimate SMBH masses and gather statistics for large…

Astrophysics of Galaxies · Physics 2025-06-11 Maggie C. Huber , Joseph Simon , Julia M. Comerford

The correlation between the mass of supermassive black holes (SMBHs; $\mathcal{M}_{\rm BH}$) and their host galaxies ($\mathcal{M}_\star$) in the reionization epoch provides valuable constraints on their early growth. High-redshift quasars…

Intermediate-mass black holes (IMBHs) of mass $M_{\bullet} \approx 10^{2} - 10^{5}$ solar masses, $M_{\odot}$, are the long-sought missing link between stellar black holes, born of supernovae, and massive black holes, tied to galaxy…

Astrophysics of Galaxies · Physics 2017-09-21 Tal Alexander , Ben Bar-Or

The recently confirmed correlation between the mass of SMBH and bulges of galaxies (and their central velocity dispersion), suggest a common formation scenario for galaxies and their central black holes. Common fueling can be invoked…

Astrophysics · Physics 2007-05-23 F. Combes

We explore the relation between the total globular cluster population in a galaxy (N_GC) and the the mass of its central black hole (M_BH). Using a sample of 33 galaxies, twice as large as the original sample discussed by Burkert & Tremaine…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 Gretchen L. H. Harris , William E. Harris

It has been assumed that intermediate-mass black holes (IMBHs) in globular clusters can only reside in the most centrally concentrated clusters, with a so-called `core-collapsed' density profile. While this would be a natural guess, it is…

Astrophysics · Physics 2009-11-10 Holger Baumgardt , Junichiro Makino , Piet Hut

Nearly every massive galaxy harbors a supermassive black hole (SMBH) in its nucleus. SMBH masses are millions to billions $M_{\odot}$, and they correlate with properties of spheroids of their host galaxies. While the SMBH growth channels,…