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Related papers: A holistic view on ram pressure stripping in the V…

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Ram-pressure stripping (RPS) is a well observed phenomenon of massive spiral galaxies passing through the hot intra-cluster medium (ICM) of galaxy clusters. For dwarf galaxies (DGs) within a cluster, the transformation from gaseous to…

Astrophysics of Galaxies · Physics 2020-04-08 Patrick Steyrleithner , Gerhard Hensler , Alessandro Boselli

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

NGC 4438 is a highly perturbed spiral with a stellar tidal tail and extraplanar molecular gas, now very HI deficient, crossing the center of the Virgo cluster at high speed. Various authors have attributed the perturbed appearance to the…

Astrophysics · Physics 2007-05-23 B. Vollmer , J Braine , F. Combes , Y. Sofue

We present VLA HI observations at ~20"=1.5 kpc resolution of the highly inclined, HI-deficient Virgo cluster spiral galaxy NGC 4522, which is one of the clearest and nearest cases of ongoing ICM-ISM stripping. HI is abundant and spatially…

Astrophysics · Physics 2009-09-28 Jeffrey D. P. Kenney , J. H. van Gorkom , Bernd Vollmer

We have investigated the ram-pressure stripping of disk galaxies in clusters at various redshifts and in cluster progenitors; the clusters grow up on a hierarchical clustering scenario. We consider a radially infalling galaxy whose initial…

Astrophysics · Physics 2009-10-31 Yutaka Fujita

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…

Astrophysics of Galaxies · Physics 2025-10-10 Yung-Hsuan Tseng , Hsiang-Yi Karen Yang , Ryan Farber , Mateusz Ruszkowski

Within the deep gravitational potential of galaxy clusters lies the intracluster medium (ICM). At the first order, it is considered to be at hydrostatic equilibrium within the potential well. However, evidence is growing that the ICM…

Cosmology and Nongalactic Astrophysics · Physics 2026-03-18 Théo Lebeau , Stefano Ettori , Jenny G. Sorce , Nabila Aghanim , Jade Paste

Ram pressure stripping is a well-known environmental quenching mechanism that removes gas from galaxies infalling into groups and clusters. In some extreme examples of ram pressure stripping, galaxies with extended gas tails show evidence…

Ram pressure stripping is one of the most efficient mechanisms able to affect the gas reservoir in cluster galaxies and in the last decades many studies have characterized the properties of stripped galaxies. A definite census of the…

Astrophysics of Galaxies · Physics 2022-03-14 B. Vulcani , B. M. Poggianti , R. Smith , A. Moretti , Y. Jaffe , M. Gullieuszik , J. Fritz , C. Bellhouse

In the recent literature there is circumstantial evidence that the viscosity of the intracluster medium may not be too far from the Spitzer value. In this letter, we present two-dimensional hydrodynamical simulations of ram pressure…

Astrophysics · Physics 2009-11-13 E. Roediger , M. Brueggen

Ram pressure stripping (RPS) is one of the most invoked mechanisms to explain the observed differences between cluster and field galaxies. In the local Universe, its effect on the galaxy star forming properties has been largely tackled and…

Ram pressure stripping (RPS) has a non-negligible impact on the gas content of cluster galaxies. We use the semi-analytic model GAEA and the hydro-simulation TNG to investigate whether cluster galaxies suffer a strong RPS that is sufficient…

Astrophysics of Galaxies · Physics 2025-06-02 Lizhi Xie , Gabriella De Lucia , Matteo Fossati , Fabio Fontanot , Michaela Hirschmann

We present a suite of three-dimensional, high-resolution hydrodynamic simulations that follow the evolution of a massive (10^7 M_sun) pressure confined, star-forming neutral gas cloud moving through a hot intra-cluster medium (ICM). The…

Astrophysics of Galaxies · Physics 2020-11-18 Francesco Calura , Michele Bellazzini , Annibale D'Ercole

Aims: We investigate the effect of ram pressure stripping (RPS) on simulations of merging pairs of gas-rich spiral galaxies. Our goal is to provide an estimate of the combined effect of merging and RPS on stripping efficiency and star…

Astrophysics of Galaxies · Physics 2015-04-01 Jan Christoph Bischko , Dominik Steinhauser , Sabine Schindler

We simulated the behavior of interstellar gas clouds in a companion galaxy during a gas-dynamical interaction with the halo and disk of a spiral galaxy. By ram pressure, the gas clouds are stripped from the companion, and accreted to ward…

Astrophysics · Physics 2009-10-22 Yoshiaki SOFUE

We present a detailed study of the peculiar HI-deficient Virgo cluster spiral galaxies NGC 4064 and NGC 4424, using $^{12}$CO 1-0 interferometry, optical imaging and integral-field spectroscopic observations, in order to learn what type of…

Astrophysics · Physics 2008-11-26 J. R. Cortes , J. D. P. Kenney , E. Hardy

We study ram pressure stripping in simulated Milky Way-like halos at z>=2 from the Figuring Out Gas & Galaxies In Enzo (FOGGIE) project. These simulations reach exquisite resolution in their circumgalactic medium (CGM) gas owing to FOGGIE's…

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

The pressure exerted by the ambient hot X-ray gas on cluster galaxies can lead to the presence of ram pressure stripped (RPS) galaxies, characterized by asymmetric shapes, and, in some cases, tails of blue stars and/or X-ray gas, with…

Cosmology and Nongalactic Astrophysics · Physics 2022-06-22 Florence Durret , Lucie Degott , Catarina. Lobo , Harald Ebeling , Mathilde Jauzac , Sut-Ieng Tam

In the current epoch, one of the main mechanisms driving the growth of galaxy clusters is the continuous accretion of group-scale halos. In this process, the ram pressure applied by the hot intracluster medium on the gas content of the…

Astrophysics of Galaxies · Physics 2016-08-24 S. De Grandi , D. Eckert , S. Molendi , M. Girardi , E. Roediger , M. Gaspari , F. Gastaldello , S. Ghizzardi , M. Nonino , M. Rossetti
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