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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…

Astrophysics of Galaxies · Physics 2011-02-11 Stephanie Tonnesen , Greg L. Bryan

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…

Astrophysics of Galaxies · Physics 2022-06-01 A. Boselli , M. Fossati , M. Sun

Cluster galaxies moving through the intracluster medium (ICM) are expected to lose some of their interstellar medium (ISM) through ram pressure stripping and related ISM-ICM interactions. Using high-resolution cosmological simulations of a…

Astrophysics · Physics 2009-11-13 Stephanie Tonnesen , Greg L. Bryan

We investigate the impact of galactic mass loss triggered by ram-pressure stripping of cluster galaxies on the evolution of the intra-cluster medium (ICM). We use combined N-body and hydrodynamic simulations together with a phenomenological…

(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…

Astrophysics · Physics 2007-05-23 E. Roediger , G. Hensler

Ram pressure stripping can remove significant amounts of gas from galaxies that orbit in clusters and massive groups, and thus has a large impact on the evolution of cluster galaxies. In this paper, we reconstruct the present-day…

Astrophysics · Physics 2009-11-13 M. Brueggen , G. De Lucia

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,…

Astrophysics · Physics 2009-11-13 P. Jachym , J. Palous , J. Koppen , F. Combes

While galaxies move through the intracluster medium of their host cluster, they experience a ram pressure which removes at least a significant part of their interstellar medium. This ram pressure stripping appears to be especially important…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-14 E. Roediger

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…

Astrophysics of Galaxies · Physics 2025-09-04 Alessandro Boselli , Marc Sauvage , Laure Ciesla

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,…

Astrophysics of Galaxies · Physics 2021-04-28 Stephanie Tonnesen , Greg L. Bryan

Many clusters of galaxies contain an appreciable amount of hot gas, the intracluster medium. As a consequence, gas will be stripped from galaxies that move through the inter cluster medium, if the ram pressure exceeds the internal…

Astrophysics · Physics 2009-10-31 Masao Mori , Andreas Burkert

Ram pressure stripping can remove hot and cold gas from galaxies in the intracluster medium (ICM), as shown by observations of X-ray and HI galaxy wakes in nearby clusters of galaxies. However, ram pressure stripping, including…

Astrophysics of Galaxies · Physics 2015-06-24 Rukmani Vijayaraghavan , Paul M. Ricker

Elliptical galaxies contain X-ray emitting gas that is subject to continuous ram pressure stripping over timescales comparable to cluster ages. The gas in these galaxies is not in perfect hydrostatic equilibrium. Supernova feedback, stellar…

Cosmology and Nongalactic Astrophysics · Physics 2012-10-29 Min-Su Shin , Mateusz Ruszkowski

Galaxies in clusters are gas-deficient and a number of possible explanations for this observation have been advanced, including galaxy-cluster tidal interactions, galaxy harassment, and ISM-ICM gas stripping. In this paper, we use a…

Astrophysics · Physics 2009-11-13 Stephanie Tonnesen , Greg L. Bryan , J. H. van Gorkom

There are several physical processes to remove gas from galaxies in clusters, with subsequent starvation and star formation quenching: tidal interactions between galaxies, or tidal stripping from the cluster potential itself, interactions…

Astrophysics · Physics 2007-05-23 F. Combes

We explore the survival of a galaxy's circumgalactic medium (CGM) as it experiences ram pressure stripping (RPS) moving through the intracluster medium (ICM). For a satellite galaxy, the CGM is often assumed to be entirely…

Astrophysics of Galaxies · Physics 2024-08-13 Ritali Ghosh , Alankar Dutta , Prateek Sharma

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…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 P. Jachym , J. Koppen , J. Palous , F. Combes

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…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 Kenji Bekki

Comprehensive observations of galaxy clusters suggest that gas deficiency in the galaxies could be due to ram pressure stripping due to the high-pressure intra-cluster medium acting on the galactic discs. The presence of gas in galaxies is…

Astrophysics of Galaxies · Physics 2024-04-10 Ankit Singh , Shreya Davessar , Mamta Gulati , Jasjeet Singh Bagla , Meenu Prajapati

Ram pressure stripping (RPS) is known to be a key environmental effect that can remove interstellar gas from galaxies in a cluster. The RPS process is commonly described as a competition between the ram pressure by the intracluster medium…

Astrophysics of Galaxies · Physics 2022-10-12 Seona Lee , Yun-Kyeong Sheen , Hyein Yoon , Yara Jaffé , Aeree Chung
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