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Pouliasis et al (2022b) explored star formation rates, black hole accretion rates, and stellar mass of active galaxies at redshift above 3.5, uncovering a leveling off of the star formation rate at high stellar mass, which they consider to…

高能天体物理现象 · 物理学 2022-09-28 David Garofalo , Ektoras Pouliasis

Black hole accretion is widely thought to influence star formation in galaxies, but the empirical evidence for a physical correlation between star formation rate (SFR) and the properties of active galactic nuclei (AGNs) remains highly…

星系天体物理 · 物理学 2023-08-21 Ming-Yang Zhuang , Luis C. Ho

It is now widely believed that the growth of massive black holes is closely linked to the formation of galaxies, but there have been few concrete constraints on the actual physical processes responsible for this coupling. Investigating the…

天体物理学 · 物理学 2007-05-23 Luis C. Ho

We investigate the relationship between black hole accretion and star formation in a sample of 453 $z\approx0.3$ type 1 active galactic nuclei (AGNs). We use available CO observations to demonstrate that the combination of nebular dust…

星系天体物理 · 物理学 2021-01-13 Ming-Yang Zhuang , Luis C. Ho , Jinyi Shangguan

That active galactic nuclei (AGN) with jets can alternately enhance as well as suppress star formation rates, explains the location and slope of radio loud AGN on the star formation rate-stellar mass plane. Here, we explore 860 type 1 and 2…

星系天体物理 · 物理学 2022-07-06 D. Garofalo , G. Mountrichas

Pressure-regulated star formation is a simple variant on the usual supernova-regulated star formation efficiency that controls the global star formation rate as a function of cold gas content in star-forming galaxies, and accounts for the…

宇宙学与河外天体物理 · 物理学 2015-06-16 Joseph Silk

It has long been known that galaxy interactions are associated with enhanced star formation. In a companion paper, we explored this connection by applying a variety of statistics to SDSS data. In particular, we showed that specific star…

天体物理学 · 物理学 2009-11-13 Cheng Li , Guinevere Kauffmann , Timothy M. Heckman , Simon D. M. White , Y. P. Jing

It has always been believed that feedback from active galactic nuclei (AGN) has an important impact on star formation in massive galaxies. Black hole spin is an important physical parameter of AGN. We use a large sample of massive…

高能天体物理现象 · 物理学 2025-03-04 Yongyun Chen , Qiusheng Gu , Junhui Fan , Dingrong Xiong , Xiaoling Yu , Nan Ding , Xiaotong Guo

We investigate the effect of active galactic nucleus (AGN) variability on the observed connection between star formation and black hole accretion in extragalactic surveys. Recent studies have reported relatively weak correlations between…

Context. Observations indicate a strong link between star formation and black hole (BH) growth, but some questions remain unanswered: whether both activities are coeval or whether one precedes the other, what their characteristic timescales…

天体物理学 · 物理学 2009-11-13 M. Polletta

Several lines of argument support the existence of a link between activity at the nuclei of galaxies, in the form of an accreting supermassive black hole, and star-formation activity in these galaxies. The exact nature of this link is still…

A major amendment in recent models of hierarchical galaxy formation is the inclusion of so-called AGN feedback. The energy input from an active central massive black hole is invoked to suppress star formation in early-type galaxies at later…

Using the spectra of a sample of $\sim$28,000 nearby obscured active galaxies from Data Release 7 of the Sloan Digital Sky Survey (SDSS), we probe the connection between AGN activity and star formation over a range of radial scales in the…

宇宙学与河外天体物理 · 物理学 2015-06-15 Stephanie M. LaMassa , Timothy M. Heckman , Andrew Ptak , C. Megan Urry

Radiation, winds and jets from the active nucleus of a massive galaxy can interact with its interstellar medium leading to ejection or heating of the gas. This can terminate star formation in the galaxy and stifle accretion onto the black…

宇宙学与河外天体物理 · 物理学 2015-06-04 A. C. Fabian

Feedback from the central black hole in active galactic nuclei (AGN) may be responsible for establishing the observed MBH-sigma relation and limiting the bulge stellar mass of the host galaxy. Here we explore the possibility of AGN feedback…

星系天体物理 · 物理学 2015-06-11 W. Ishibashi , A. C. Fabian

I review the relationship between star formation and black hole building, based on spectroscopic observations of the stellar population in active galactic nuclei (AGNs) and their host galaxies. My emphasis is on large, well-defined local…

天体物理学 · 物理学 2007-05-23 Timothy M. Heckman

We present the results of recent studies on the co-evolution of galaxies and the supermassive black holes (SMBHs) using Herschel far-infrared and Chandra X-ray observations in the Bo\"otes survey region. For a sample of star-forming (SF)…

星系天体物理 · 物理学 2014-01-13 Chien-Ting J. Chen , Ryan C. Hickox

The cosmic star formation rate is observed to drop sharply after redshift z=2. We use a large, cosmological, smoothed particle hydrodynamics simulation to investigate how this decline is related to the evolution of gas accretion and to…

宇宙学与河外天体物理 · 物理学 2015-05-27 Freeke van de Voort , Joop Schaye , C. M. Booth , Claudio Dalla Vecchia

There exist strong evidence supporting the co-evolution of central supermassive black holes and their host galaxies. It is however still unclear what the exact role of nuclear activity, in the form of accretion onto these supermassive black…

宇宙学与河外天体物理 · 物理学 2013-12-17 Marios Karouzos , Markos Trichas , Myungshin Im , Matthew Malkan , the AKARI-NEP team
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