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Related papers: Quantifying Baryonic Feedback on Warm-Hot Circumga…

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Aims. Recent observational studies suggest that feedback from active galactic nuclei (AGNs) may play an important role in the formation and evolution of low-mass dwarf galaxies, an issue that has received little attention from a theoretical…

Astrophysics of Galaxies · Physics 2025-02-27 Elena Arjona-Galvez , Arianna Di Cintio , Robert J. J. Grand

The intergalactic medium (IGM) in the vicinity of galaxy protoclusters are interesting testbeds to study complex baryonic effects such as gravitational shocks and feedback. Here, we utilize hydrodynamical simulations from the SIMBA and The…

Astrophysics of Galaxies · Physics 2024-07-29 Chenze Dong , Khee-Gan Lee , Romeel Davé , Weiguang Cui , Daniele Sorini

Active Galactic Nuclei (AGN) in cosmological simulations generate explosive feedback that regulates star formation in massive galaxies, modifying the gas phase structure out to large distances. Here, we explore the direct effects that AGN…

Astrophysics of Galaxies · Physics 2023-11-06 Aura Obreja , Fabrizio Arrigoni Battaia , Andrea V. Macciò , Tobias Buck

Feedback from active galactic nuclei (AGN) has become established as a fundamental process in the evolution of the most massive galaxies. Its impact on Milky Way (MW)-mass systems, however, remains comparatively unexplored. In this work, we…

We present the new ARTEMIS Emulator suite of high resolution (baryon mass of $2.23 \times 10^{4}$ $h^{-1}$M$_{\odot}$) zoom-in simulations of Milky Way mass systems. Here, three haloes from the original ARTEMIS sample have been rerun…

Astrophysics of Galaxies · Physics 2024-08-23 Shaun T. Brown , Azadeh Fattahi , Ian G. McCarthy , Andreea S. Font , Kyle A. Oman , Alexander H. Riley

We compare predictions of how Active Galactic Nuclei (AGN) populate host galaxies at low redshifts to observations, finding large discrepancies between cosmological simulation predictions and observed patterns. Modern cosmological…

Astrophysics of Galaxies · Physics 2025-08-08 Arjun Suresh , Michael R. Blanton , Douglas Rennehan

The standard Halo Occupation Distribution (HOD) models were originally developed based on results from semi-analytic and hydrodynamical galaxy formation models. Those models have since progressed, in particular to include AGN feedback to…

Astrophysics of Galaxies · Physics 2017-05-08 Nuala McCullagh , Peder Norberg , Shaun Cole , Violeta Gonzalez-Perez , Carlton Baugh , John Helly

Active Galactic Nuclei (AGNs) release huge amounts of energy in their host galaxies, which, if the coupling is sufficient, can affect the interstellar medium (ISM). We use a high-resolution simulation ($\sim6$ pc) of a z $\sim2$…

Astrophysics of Galaxies · Physics 2014-10-27 Orianne Roos , Stéphanie Juneau , Frédéric Bournaud , Jared Gabor

Active Galactic Nucleus (AGN) feedback plays a critical role in galaxy formation and evolution. AGN-driven winds can significantly influence their host galaxies, although the details of their impact remain unclear. In this study, we…

Astrophysics of Galaxies · Physics 2026-03-16 Jinning Liang , Cedric G. Lacey , Filip Huško , Evgenii Chaikin , Sownak Bose

The feedback mechanisms triggered by supernova (SN) events and active galactic nuclei (AGN) play a central role in regulating the star formation and shaping galaxy properties. However, quantifying the impact and efficiency of these…

Astrophysics of Galaxies · Physics 2024-07-12 M. C. Zerbo , M. E. De Rossi , M. A. Lara-López , S. A. Cora , L. J. Zenocratti

The observed massive end of the galaxy stellar mass function is steeper than its predicted dark matter halo counterpart in the standard $\Lambda $CDM paradigm. In this paper, we investigate the impact of active galactic nuclei (AGN)…

AGN feedback is believed to play an important role in shaping a variety of observed galaxy properties, as well as the evolution of their stellar masses and star formation rates. In particular, in the current theoretical paradigm of galaxy…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 Fabio Fontanot , Anna Pasquali , Gabriella De Lucia , Frank C. van den Bosch , Rachel S. Somerville , Xi Kang

Cosmological constraints derived from galaxy clusters rely on accurate predictions of cluster observable properties, in which feedback from active galactic nuclei (AGN) is a critical component. In order to model the physical effects due to…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 H. -Y. K. Yang , P. M. Sutter , P. M. Ricker

Understanding the impact of baryonic physics on cosmic structure formation is crucial for accurate cosmological predictions, especially as we usher in the era of large galaxy surveys with the Rubin Observatory as well as the Euclid and…

Cosmology and Nongalactic Astrophysics · Physics 2025-04-28 Sergio Martin-Alvarez , Vid Iršič , Sophie Koudmani , Martin Bourne , Leah Bigwood , Debora Sijacki

Although active galactic nuclei (AGN) feedback is required in simulations of galaxies to regulate star formation, further downstream effects on the dark matter distribution of the halo and stellar kinematics of the central galaxy can be…

Galaxy clusters are valuable cosmological probes. However, cluster mass estimates rely on observable quantities that are affected by complicated baryonic physics in the intracluster medium (ICM), including feedback from active galactic…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-14 H. -Y. Yang , P. M. Ricker , P. M. Sutter

The scaling of galaxy properties with halo mass suggests that feedback loops regulate star formation, but there is no consensus yet about how those feedback loops work. To help clarify discussions of galaxy-scale feedback, Paper I presented…

Astrophysics of Galaxies · Physics 2024-06-13 G. M. Voit , C. Carr , D. B. Fielding , V. Pandya , G. L. Bryan , M. Donahue , B. D. Oppenheimer , R. S. Somerville

Active galactic nuclei (AGN) feedback models are generally calibrated to reproduce galaxy observables such as the stellar mass function and the bimodality in galaxy colors. We use variations of the AGN feedback implementations in the…

Recently, rapid observational and theoretical progress has established that black holes (BHs) play a decisive role in the formation and evolution of individual galaxies as well as galaxy groups and clusters. In particular, there is…

Astrophysics · Physics 2008-11-20 Ewald Puchwein , Debora Sijacki , Volker Springel

Using a novel machine learning method, we investigate the buildup of galaxy properties in different simulations, and in various environments within a single simulation. The aim of this work is to show the power of this approach at…

Astrophysics of Galaxies · Physics 2023-06-28 Robert McGibbon , Sadegh Khochfar
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