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JWST has recently revealed a large population of accreting black holes (BHs) in the early Universe. Even after accounting for possible systematic biases, the high-z $M_*-M_{\rm \rm bh}$ relation derived from these objects by Pacucci et al.…

We have measured the stellar velocity dispersions (\sigma_*) and estimated the central black hole (BH) masses for over 900 broad-line active galactic nuclei (AGNs) observed with the Sloan Digital Sky Survey. The sample includes objects…

Astrophysics · Physics 2009-06-23 J. Shen , D. E. Vanden Berk , D. P. Schneider , P. B. Hall

We use multi-scale SPH simulations to follow the inflow of gas from galactic scales to <0.1pc, where the gas begins to resemble a traditional Keplerian accretion disk. The key ingredients are gas, stars, black holes (BHs), self-gravity,…

Cosmology and Nongalactic Astrophysics · Physics 2012-06-22 Philip F. Hopkins , Eliot Quataert

The galaxy stellar-to-halo mass relation (SHMR) is nearly time-independent for $z < 4$. We therefore construct a time-independent SHMR model for central galaxies, wherein the in-situ star formation rate (SFR) is determined by the halo mass…

Astrophysics of Galaxies · Physics 2015-12-02 Aldo Rodriguez-Puebla , Joel R. Primack , Peter Behroozi , S. M. Faber

We investigate the relationship between black hole mass and host galaxy velocity dispersion for QSOs in Data Release 3 of the Sloan Digital Sky Survey. We derive black hole mass from the broad Hbeta line width and continuum luminosity, and…

Astrophysics · Physics 2014-05-13 S. Salviander , G. A. Shields , K. Gebhardt , E. W. Bonning

We present an investigation of sample selection effects that influence the observed black hole - bulge relations and its evolution with redshift. We provide a common framework in which all kinds of selection effects on the BH-bulge…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 Andreas Schulze , Lutz Wisotzki

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

We argue that the velocity dispersions and masses of galactic bulges and spheroids are byproducts of the feedback that regulates rapid black hole growth in protogalaxies. We suggest that the feedback energy liberated by accretion must pass…

Astrophysics · Physics 2009-11-11 Mitchell C. Begelman , Biman B. Nath

As the number of gravitational-wave detections grows, the merger rate of binary black holes (BBHs) can help us to constrain their formation, the properties of their progenitors, and their birth environment. Here, we aim to address the…

High Energy Astrophysical Phenomena · Physics 2025-06-24 Cecilia Sgalletta , Michela Mapelli , Lumen Boco , Filippo Santoliquido , M. Celeste Artale , Giuliano Iorio , Andrea Lapi , Mario Spera

The interplay between the accretion of supermassive black holes (SMBHs) and the stellar mass growth of the host galaxies is still a matter of hot debate. The accretion of the SMBHs is expected to release energy under the form of AGNs. This…

The tight correlation between the masses of central black holes and their host spheroids in nearby galaxies and active galactic nuclei suggests that black hole growth is closely related to their spheroid formation. Based on our previous…

Astrophysics · Physics 2009-11-07 Y. P. Wang , T. Yamada , Y. Taniguchi

The hierarchical build-up of galactic bulges should lead to the build-up of present-day supermassive black holes by a mixture of gas accretion and merging of supermassive black holes. The tight relation between black hole mass and stellar…

Astrophysics · Physics 2009-11-23 Martin G. Haehnelt

Local samples of quiescent galaxies with dynamically measured black hole masses (Mbh) may suffer from an angular resolution-related selection effect, which could bias the observed scaling relations between Mbh and host galaxy properties…

The limits on the mass of the black hole in 23 BL Lac objects are obtained from their luminosities of the broad emission line H\beta on the assumption that broad emission lines are emitted from clouds ionized by the radiation of the…

Astrophysics · Physics 2009-11-07 Xinwu Cao

It has been argued that supermassive black holes (BHs) coevolve with the central parts of galaxies, as a result of the common fuel for both the BH and star formation in the galaxy central region, as supported by the particularly significant…

Astrophysics of Galaxies · Physics 2026-05-22 Q. Ni , K. Nandra , A. Merloni , J. Comparat , D. Tubín-Arenas , Y. Zhang

We use the high-resolution simulation MassiveBlackII to examine scaling relations between black hole mass (MBH) and host galaxy properties (sigma, M*, and LV), finding good agreement with observational data, especially at the high-mass end.…

Astrophysics of Galaxies · Physics 2015-10-07 Colin DeGraf , Tiziana Di Matteo , Tommaso Treu , Yu Feng , Jong-Hak Woo , Daeseong Park

The black hole (BH)-bulge correlations have greatly influenced the last decade of effort to understand galaxy evolution. Current knowledge of these correlations is limited predominantly to high BH masses (M_BH> 10^8 M_sun) that can be…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 J. E. Greene , C. Y. Peng , M. Kim , C. Y. Kuo , J. A. Braatz , C. M. V. Impellizzeri , J. J. Condon , K. Y. Lo , C. Henkel , M. J. Reid

The observational link between Supermassive Black Holes (SMBH) and galaxies at low redshift seems to be very tight, and statistically the global evolution of star formation activity and BH accretion activity also seem to trace each other…

Astrophysics · Physics 2008-08-11 Rachel S. Somerville

In a star cluster with a sufficiently large escape velocity, black holes (BHs) that are produced by BH mergers can be retained, dynamically form new BH binaries, and merge again. This process can repeat several times and lead to significant…

High Energy Astrophysical Phenomena · Physics 2019-07-17 Fabio Antonini , Mark Gieles , Alessia Gualandris

Black hole masses predicted from the Mbh-sigma relationship conflict with those predicted from the Mbh-L relationship for the most luminous galaxies, such as brightest cluster galaxies (BCGs). This is because stellar velocity dispersion,…

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