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Cluster galaxies moving through the intracluster medium (ICM) are expected to lose some of their interstellar medium (ISM) through ISM-ICM interactions. We perform high resolution (40 pc) three-dimensional hydrodynamical simulations of a…

星系天体物理 · 物理学 2011-02-11 Stephanie Tonnesen , Greg L. Bryan

(Abridged) We perform high resolution 2D hydrodynamical simulations of face-on ram pressure stripping (RPS) of disk galaxies to compile a comprehensive parameter study varying galaxy properties (mass, vertical structure of the gas disk) and…

天体物理学 · 物理学 2007-05-23 E. Roediger , G. Hensler

The removal of the interstellar medium (ISM) of disk galaxies through ram pressure stripping (RPS) has been extensively studied in numerous simulations. Nevertheless, the role of magnetic fields (MF) on the gas dynamics in this process has…

星系天体物理 · 物理学 2018-03-14 Mariana Ramos-Martínez , Gilberto C. Gómez , Angeles Pérez-Villegas

Ram pressure stripping of galaxies in clusters can yield gas deficient disks. Previous numerical simulations based on various approaches suggested that, except for near edge-on disk orientations, the amount of stripping depends very little…

宇宙学与河外天体物理 · 物理学 2015-05-13 P. Jachym , J. Koppen , J. Palous , F. Combes

We investigate the impact of ram pressure stripping due to the intracluster medium (ICM) on star-forming disk galaxies with a multi-phase interstellar medium (ISM) maintained by strong stellar feedback. We carry out radiation-hydrodynamics…

星系天体物理 · 物理学 2020-12-16 Jaehyun Lee , Taysun Kimm , Harley Katz , Joakim Rosdahl , Julien Devriendt , Adrianne Slyz

We study the hydrodynamical evolution of galactic winds in disky dwarf galaxies moving through an intergalactic medium. In agreement with previous investigations,we find that when the ram pressure stripping does not disrupt the ISM, it…

天体物理学 · 物理学 2009-11-10 Andrea Marcolini , Fabrizio Brighenti , Annibale D'Ercole

The influence of a time-varying ram pressure on spiral galaxies in clusters is explored with a new simulation method based on the N-body SPH/tree code GADGET. We have adapted the code to describe the interaction of two different gas phases,…

天体物理学 · 物理学 2009-11-13 P. Jachym , J. Palous , J. Koppen , F. Combes

We study how the gas in a sample of galaxies (M* > 10e9 Msun) in clusters, obtained in a cosmological simulation, is affected by the interaction with the intra-cluster medium (ICM). The dynamical state of each elemental parcel of gas is…

星系天体物理 · 物理学 2017-05-31 Vicent Quilis , Susana Planelles , Elena Ricciardelli

A fully three-dimensional (3D) magnetohydrodynamical (MHD) model is applied to simulate the evolution of the large-scale magnetic field in cluster galaxies interacting with the intra-cluster medium (ICM). As the model input we use a time…

天体物理学 · 物理学 2011-05-23 K. Otmianowska-Mazur , B. Vollmer

We investigate the influence of ram-pressure stripping on the internal gas kinematics of simulated spiral galaxies. Additional emphasis is put on the question of how the resulting distortions of the gaseous disc are visible in the rotation…

天体物理学 · 物理学 2009-11-13 T. Kronberger , W. Kapferer , S. Unterguggenberger , S. Schindler , B. L. Ziegler

Galaxies falling into galaxy clusters can leave imprints on both the corona of galaxies and the intracluster medium (ICM) of galaxy clusters. Throughout this infall process, the galaxy's atmosphere is subjected to ram pressure from a…

星系天体物理 · 物理学 2025-10-10 Yung-Hsuan Tseng , Hsiang-Yi Karen Yang , Ryan Farber , Mateusz Ruszkowski

We present 3D hydrodynamical simulations of ram pressure stripping of a disc galaxy orbiting in a galaxy cluster. In this paper, we focus on the properties of the galaxies' tails of stripped gas. The galactic wakes show a flaring width,…

天体物理学 · 物理学 2009-11-13 E. Roediger , M. Brueggen

Observationally, the quenching of star-forming galaxies appears to depend both on their mass and environment. The exact cause of the environmental dependence is still poorly understood, yet semi-analytic models (SAMs) of galaxy formation…

星系天体物理 · 物理学 2016-06-15 Dominik Steinhauser , Sabine Schindler , Volker Springel

We present 3D hydrodynamic simulations of ram pressure stripping in dwarf galaxies. Analogous studies on this subject usually deal with much higher ram pressures, typical of galaxy clusters, or mild ram pressure due to the gas halo of the…

天体物理学 · 物理学 2009-11-10 A. Marcolini , F. Brighenti , A. D'Ercole

We use adaptive-mesh magnetohydrodynamic simulations to study the effect of magnetic fields on ram pressure stripping of galaxies in the intracluster medium (ICM). Although the magnetic pressure in typical clusters is not strong enough to…

高能天体物理现象 · 物理学 2017-05-31 Rukmani Vijayaraghavan , Paul M. Ricker

Galaxies moving through the gas of the intracluster medium (ICM) experience ram pressure stripping, which can leave behind a gas tail. When a disk galaxy receives the wind edge-on, however, the characteristic signature is not a typical…

星系天体物理 · 物理学 2025-07-04 Rubens E. G. Machado , Caroline F. O. Grinberg , Elvis A. Mello-Terencio

The evolution of galaxies in rich environments such as clusters and groups can be significantly perturbed during their interaction with nearby companions (tidal interactions) or with the hot intracluster medium (ICM) trapped within the…

星系天体物理 · 物理学 2025-09-04 Alessandro Boselli , Marc Sauvage , Laure Ciesla

We numerically investigate evolution of gaseous halos around disk galaxies in different environments ranging from small groups to rich clusters in order to understand galaxy evolution in these environments. Our simulations self-consistently…

宇宙学与河外天体物理 · 物理学 2015-05-13 Kenji Bekki

Galaxies living in rich environments are suffering different perturbations able to drastically affect their evolution. Among these, ram pressure stripping, i.e. the pressure exerted by the hot and dense intracluster medium (ICM) on galaxies…

星系天体物理 · 物理学 2022-06-01 A. Boselli , M. Fossati , M. Sun

Ram Pressure Stripping can remove gas from satellite galaxies in clusters via a direct interaction between the intracluster medium (ICM) and the interstellar medium. This interaction is generally thought of as a contact force per area,…

星系天体物理 · 物理学 2021-04-28 Stephanie Tonnesen , Greg L. Bryan
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