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We examine the co-evolution of galaxies and supermassive black holes in the Simba cosmological hydrodynamic simulation. Simba grows black holes via gravitational torque-limited accretion from cold gas and Bondi accretion from hot gas, while…

星系天体物理 · 物理学 2019-07-09 Nicole Thomas , Romeel Davé , Daniel Anglés-Alcázar , Matt Jarvis

We study the co-evolution of black holes (BHs) and their host galaxies in the ASTRID and Illustris-TNG300 cosmological simulations and the Dark Sage Semi-Analytic Model (SAM), focusing on the evolution of the BH mass - stellar mass ($M_{\rm…

The ratio between the stellar mass of a galaxy, $M_{*}$, and that of its central supermassive black hole (SMBH), $M_\bullet$, the ``Magorrian'' relationship, traces their coevolution. JWST observations have suggested significant evolution…

In this paper, we explore the establishment and evolution of the empirical correlation between black hole mass and velocity dispersion with redshift. We track the growth and accretion history of massive black holes starting from high…

宇宙学与河外天体物理 · 物理学 2015-05-13 Marta Volonteri , Priyamvada Natarajan

The dynamical evolution of super star clusters (SSCs) moving in the background of dark matter halo has been investigated as a possible event causing the observed correlation between the mass of galactic bulge, $M_{bulge}$, and the mass of…

天体物理学 · 物理学 2007-05-23 Y. N. Fu , J. H. Huang , Z. G. Deng

For galaxies hosting supermassive black holes (SMBHs), it has been observed that the mass of the central black hole (M_BH) tightly correlates with the effective or central velocity dispersion (sigma) of the host galaxy. The origin of this…

The assembly of supermassive black hole (SMBH) mass ($M_{\bullet}$) and stellar mass ($M_{*}$) in galaxies can be studied via the redshift evolution of the $M_{\bullet}-M_{*}$ relation, but the ways in which selection bias and physical…

We append two additional black hole (BH) accretion models, namely viscous disc and gravitational torque-driven accretion, into the Numerical Investigation of a Hundred Astrophysical Objects (NIHAO) project of galaxy simulations. We show…

星系天体物理 · 物理学 2023-08-09 Nadine H. Soliman , Andrea V. Macciò , Marvin Blank

The past decade has seen significant progress in understanding galaxy formation and evolution using large-scale cosmological simulations. While these simulations produce galaxies in overall good agreement with observations, they employ…

We reason that, without physical fine-tuning, neither the supermassive black holes (SMBHs) nor the stellar bulges can self-regulate or inter-regulate by driving away already fallen cold gas to produce the observed correlation between them.…

星系天体物理 · 物理学 2015-05-27 Renyue Cen

The growth of the supermassive black holes (BHs) that reside at the centres of most galaxies is intertwined with the physical processes that drive the formation of the galaxies themselves. The evolution of the relations between the mass of…

宇宙学与河外天体物理 · 物理学 2015-05-18 C. M. Booth , Joop Schaye

Black hole mass ($M_{BH}$) scaling relations are typically derived using the properties of a galaxy's bulge and samples dominated by (high-mass) early-type galaxies. Studying late-type galaxies should provide greater insight into the mutual…

星系天体物理 · 物理学 2019-03-12 Benjamin L. Davis , Alister W. Graham , Ewan Cameron

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…

星系天体物理 · 物理学 2016-10-26 Nicola Menci , Fabrizio Fiore , Angela Bongiorno , Alessandra Lamastra

The scaling relations between the mass of supermassive black holes ($M_{\bullet}$) and host galaxy properties (stellar mass, $M_{\star}$, and velocity dispersion, $\sigma$), provide a link between the growth of black holes (BHs) and that of…

星系天体物理 · 物理学 2018-06-06 Kuan-Wei Huang , Tiziana Di Matteo , Aklant K. Bhowmick , Yu Feng , Chung-Pei Ma

We study the evolution of black holes (BHs) on the M_BH-sigma and M_BH-M_bulge planes as a function of time in disk galaxies undergoing mergers. We begin the simulations with the progenitor black hole masses being initially below (Delta log…

宇宙学与河外天体物理 · 物理学 2014-11-20 Peter H. Johansson , Andreas Burkert , Thorsten Naab

We derive the growth of SMBHs relative to the stellar content of their host galaxy predicted under the assumption of BH accretion triggered by galaxy encounters occurring during their merging histories. We show that, within this framework,…

宇宙学与河外天体物理 · 物理学 2015-05-18 Alessandra Lamastra , Nicola Menci , Roberto Maiolino , Fabrizio Fiore , Andrea Merloni

The $M_{\bullet} - \sigma$ relation establishes a connection between central black holes (BHs) and their host spheroids. Supported by observations at $M_{\bullet} \gtrsim 10^5 \, M_{\odot}$, there is limited data on its validity at lower…

星系天体物理 · 物理学 2018-08-30 Fabio Pacucci , Abraham Loeb , Mar Mezcua , Ignacio Martín-Navarro

Recently, relations connecting the SMBH mass of central galaxies and global properties of the hosting cluster, such as temperature and mass, were observed. We investigate the correlation between SMBH mass and cluster mass and temperature,…

We examine the origin and evolution of correlations between properties of supermassive black holes (BHs) and their host galaxies using simulations of major galaxy mergers, including the effects of gas dissipation, cooling, star formation,…

天体物理学 · 物理学 2008-11-26 Philip F. Hopkins , Lars Hernquist , Thomas J. Cox , Brant Robertson , Elisabeth Krause

It is well established that supermassive black holes in nearby elliptical galaxies correlate tightly with the kinematic property ($\mbhsigma$ correlation) and stellar mass ($\mbhhost$ correlation) of their host spheroids. However, it is not…

宇宙学与河外天体物理 · 物理学 2012-11-02 Qirong Zhu , Yuexing Li , Sydney Sherman
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