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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…

宇宙学与河外天体物理 · 物理学 2015-06-05 H. -Y. K. Yang , P. M. Sutter , P. M. Ricker

We perform high resolution N-body+SPH simulations of isolated Milky-Way-like galaxies and major mergers between them, to investigate the effect of feedback from both an active galactic nucleus (AGN) and supernovae on the galaxy's evolution.…

宇宙学与河外天体物理 · 物理学 2015-06-15 Richard D. A. Newton , Scott T. Kay

We conducted 3D-MHD simulations to investigate the feedback processes in the central 1kpc scale of galaxies hosting both active star formation (SF) and an AGN wind. Our simulations naturally generated a turbulent and clumpy interstellar…

星系天体物理 · 物理学 2023-06-21 William E. Clavijo-Bohórquez , Elisabete M. de Gouveia Dal Pino , Claudio Melioli

In order to gauge the role that active galactic nuclei (AGN) play in the evolution of galaxies via the effect of kinetic feedback in nearby QSO$\,$2's ($z\sim0.3$), we observed eight such objects with bolometric luminosities $L_{bol} \sim…

We study the effects of Active Galactic Nuclei (AGN) feedback on the formation and evolution of galaxies in a semi-analytic model of galaxy formation. This model is an improved version of the one described by Cora (2006), which now…

天体物理学 · 物理学 2009-11-13 Claudia del P. Lagos , Sofia A. Cora , Nelson D. Padilla , .

Galaxy quenching, the intricate process through which galaxies transition from active star-forming states to retired ones, remains a complex phenomenon that requires further investigation. This study investigates the role of active galactic…

星系天体物理 · 物理学 2025-07-10 Z. Bazzi , D. Colombo , F. Bigiel , V. Kalinova , V. Villanueva , S. F. Sanchez , A. D. Bolatto , T. Wong

In this paper we investigate how massive central galaxies cease their star formation by comparing theoretical predictions from cosmological simulations: EAGLE, Illustris and IllustrisTNG with observations of the local Universe from the…

星系天体物理 · 物理学 2022-01-05 Joanna M. Piotrowska , Asa F. L. Bluck , Roberto Maiolino , Yingjie Peng

We ask how the inclusion of various physical heating processes due to the metal content of gas affect the evolution of massive galaxies and compute a suite of cosmological hydrodynamical simulations that follow these systems and their…

In large-scale hydrodynamical cosmological simulations, the fate of massive galaxies is mainly dictated by the modeling of feedback from active galactic nuclei (AGN). The amount of energy released by AGN feedback is proportional to the mass…

This study investigates the influence of intermediate-mass black holes (IMBHs) on galactic morphology, focusing on their evolution within dwarf galaxies at high redshift (z~2). Using high-resolution zoom-in cosmological simulations, we…

星系天体物理 · 物理学 2025-01-22 Da Bi , Dominik R. G. Schleicher , Andres Escala

The tight correlations between the masses of supermassive black holes (BHs) and the properties of their host galaxies suggest that BHs coevolve with galaxies. However, what is the link between BH mass ($M_{\rm BH}$) and the properties of…

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

Using Gadget-2 cosmological hydrodynamic simulations including an observationally-constrained model for galactic outflows, we investigate how feedback from star formation distributes mass, metals, and energy on cosmic scales from z=6->0. We…

天体物理学 · 物理学 2009-11-13 Benjamin D. Oppenheimer , Romeel Davé

The intrinsic correlations of galaxy shapes and orientations across the large-scale structure of the Universe are a known contaminant to weak gravitational lensing. They are known to be dependent on galaxy properties, such as their mass and…

In a previous work, we have proposed a sub-grid model of active galactic nucleus (AGN) feedback by taking into account the state-of-the-art AGN physics, and used that model to study the effect of AGN feedback on the evolution of an isolated…

星系天体物理 · 物理学 2020-12-08 Zhiyuan Yao , Feng Yuan , Jeremiah P. Ostriker

We explore scaling relations between the physical properties of spatially resolved regions within the galaxies that emerge in the Evolution and Assembly of GaLaxies and their Environments (EAGLE) hydrodynamical, cosmological simulations.…

星系天体物理 · 物理学 2019-03-27 James W. Trayford , Joop Schaye

Active galactic nuclei (AGN) are accreting supermassive black holes co-evolving with their host galaxies through a complex interplay of feeding and feedback. In this chapter, we first discuss AGN fuelling in galaxies, both in interacting…

星系天体物理 · 物理学 2023-08-02 Pedro R. Capelo , Chiara Feruglio , Ryan C. Hickox , Francesco Tombesi

Energy feedback, either from active galactic nuclei (AGN) or from supernovae, is required to understand galaxy formation within a $\Lambda$-Cold Dark Matter cosmology. We study a sample of 127 low-mass galaxies, comparing their stellar…

星系天体物理 · 物理学 2018-03-28 Ignacio Martin-Navarro , Mar Mezcua

We have recently improved our model of active galactic nucleus (AGN) by attaching the supermassive black hole (SMBH) to a massive nuclear star cluster (NSC). Here we study the effects of this new model in massive, gas-rich galaxies with…

星系天体物理 · 物理学 2018-01-25 Pawel Biernacki , Romain Teyssier

We present three-dimensional hydrodynamical simulations showing the effect of kinetic and radiative AGN feedback on a model galaxy representing a massive quiescent low-redshift early-type galaxy of $M_* = 8.41\times 10^{10} M_\odot$,…

星系天体物理 · 物理学 2017-04-10 Maximilian Eisenreich , Thorsten Naab , Ena Choi , Jeremiah P. Ostriker , Eric Emsellem

This is the fourth paper of our series investigating the effects of active galactic nucleus (AGN) feedback in the evolution of an elliptical galaxy using the {\it MACER} framework. While previous works considered only AGN radiation and…

星系天体物理 · 物理学 2026-05-01 Minhang Guo , Feng Yuan , Suoqing Ji , Bocheng Zhu