395 citations · 7.9k across the 186 of their papers we have counts for
40 papers · 1 filter
Abell 746: A highly disturbed cluster undergoing multiple mergers
K. Rajpurohit, L. Lovisari, A. Botteon +21
We present deep XMM-Newton, Karl Jansky Very Large Array, and upgraded Giant Metrewave Radio Telescope observations of Abell 746, a cluster that hosts a plethora of diffuse emissio…
Painting baryons onto N-body simulations of galaxy clusters with image-to-image deep learning
Urmila Chadayammuri, Michelle Ntampaka, John ZuHone +2
Galaxy cluster mass functions are a function of cosmology, but mass is not a direct observable, and systematic errors abound in all its observable proxies. Mass-free inference can…
Inferences from surface brightness fluctuations of Zwicky 3146 via the Sunyaev-Zeldovich effect and X-ray observations
Charles E. Romero, Massimo Gaspari, Gerrit Schellenberger +16
The galaxy cluster Zwicky 3146 is a sloshing cool core cluster at that in SZ imaging does not appear to exhibit significant pressure substructure in the intracluster me…
Investigating the large-scale environment of wide-angle tailed radio galaxies in the local Universe
V. Missaglia, A. Paggi, F. Massaro +7
We present a statistical analysis of the large-scale (up to 2 Mpc) environment of an homogeneous and complete sample, both in radio and optical selection, of wide-angle tailed radi…
Redshift Evolution of the Feedback / Cooling Equilibrium in the Core of 48 SPT Galaxy Clusters: A Joint -SPT-ATCA analysis
F. Ruppin, M. McDonald, J. Hlavacek-Larrondo +17
We analyze the cooling and feedback properties of 48 galaxy clusters at redshifts selected from the South Pole Telescope (SPT) catalogs to evolve like the progenito…
The X-ray Angular Power Spectrum of Extended Sources in the eROSITA Final Equatorial Depth Survey
Erwin T. Lau, Akos Bogdan, Urmila Chadayammuri +3
The eROSITA Final Equatorial Depth Survey (eFEDS), with a sky area of 140 square degrees with depth equivalent to the equatorial patch of the final eROSITA all-sky survey, represen…
Discovery of a double radio relic in ZwCl1447.2+2619: A rare testbed for shock acceleration models with a peculiar surface brightness ratio
Wonki Lee, M. James Jee, Kyle Finner +7
We report a discovery of a double radio relic in the cluster merger ZwCl1447.2+2619 () with uGMRT observations at and . The linear sizes of the no…
The eROSITA view of the Abell 3391/95 field: The Northern Clump. The largest infalling structure in the longest known gas filament observed with eROSITA, XMM-Newton, and Chandra
Angie Veronica, Yuanyuan Su, Veronica Biffi +18
SRG/eROSITA PV observations revealed the A3391/95 cluster system and the Northern Clump (MCXC J0621.7-5242 galaxy cluster) are aligning along a cosmic filament in soft X-rays, simi…
Chandra Observations of the Planck ESZ Sample: A Re-Examination of Masses and Mass Proxies
Felipe Andrade-Santos, Gabriel W. Pratt, Jean-Baptiste Melin +14
Using Chandra observations, we derive the proxy and associated total mass measurement, , for 147 clusters with from the Planck Early Su…
LOFAR observations of galaxy clusters in HETDEX
R. J. van Weeren, T. W. Shimwell, A. Botteon +20
Diffuse cluster radio sources, in the form of radio halos and relics, reveal the presence of cosmic rays and magnetic fields in the intracluster medium (ICM). These cosmic rays are…
A deep learning view of the census of galaxy clusters in IllustrisTNG
Y. Su, Y. Zhang, G. Liang +8
The origin of the diverse population of galaxy clusters remains an unexplained aspect of large-scale structure formation and cluster evolution. We present a novel method of using X…
Evolution of the Thermodynamic Properties of Clusters of Galaxies out to Redshift of 1.8
V. Ghirardini, E. Bulbul, R. Kraft +11
The thermodynamic properties of the hot plasma in galaxy clusters retains information on the processes leading to the formation and evolution of the gas in their deep, dark matter…
X-ray scaling relations for a representative sample of Planck selected clusters observed with XMM-Newton
Lorenzo Lovisari, Gerrit Schellenberger, Mauro Sereno +7
We report the scaling relations derived by fitting the X-ray parameters determined from analyzing the XMM-Newton observations of 120 galaxy clusters in the Planck Early Sunyaev-Zel…
Revived Fossil Plasma Sources in Galaxy Clusters
S. Mandal, H. T. Intema, R. J. van Weeren +10
It is well established that particle acceleration by shocks and turbulence in the intra-cluster medium can produce cluster-scale synchrotron emitting sources. However, the detailed…
Probing Macro-Scale Gas Motions and Turbulence in Diffuse Cosmic Plasmas
Esra Bulbul, Massimo Gaspari, Gabriella Alvarez +31
Clusters of galaxies, the largest collapsed structures in the Universe, are located at the intersection of extended filaments of baryons and dark matter. Cosmological accretion ont…
Detection of the Missing Baryons toward the Sightline of H1821+643
Orsolya E. Kovacs, Akos Bogdan, Randall K. Smith +2
Based on constraints from Big Bang nucleosynthesis and the cosmic microwave background, the baryon content of the high-redshift Universe can be precisely determined. However, at lo…
Cluster Cosmology Constraints from the 2500 deg SPT-SZ Survey: Inclusion of Weak Gravitational Lensing Data from Magellan and the Hubble Space Telescope
S. Bocquet, J. P. Dietrich, T. Schrabback +77
We derive cosmological constraints using a galaxy cluster sample selected from the 2500~deg SPT-SZ survey. The sample spans the redshift range and contains 343 c…
X-ray Properties of SPT Selected Galaxy Clusters at 0.2<z<1.5 Observed with XMM-Newton
Esra Bulbul, I-Non Chiu, Joseph J. Mohr +22
We present measurements of the X-ray observables of the intra-cluster medium (ICM), including luminosity , ICM mass , emission-weighted mean temperature , and in…
VLA Radio Observations of the HST Frontier Fields Cluster Abell 2744: The Discovery of New Radio Relics
C. J. J. Pearce, R. J. van Weeren, F. Andrade-Santos +12
Cluster mergers leave distinct signatures in the ICM in the form of shocks and diffuse cluster radio sources that provide evidence for the acceleration of relativistic particles. H…
X-Ray morphological analysis of the Planck ESZ clusters
Lorenzo Lovisari, William R. Forman, Christine Jones +7
X-ray observations show that galaxy clusters have a very large range of morphologies. The most disturbed systems which are good to study how clusters form and grow and to test phys…
The fraction of cool-core clusters in X-ray vs. SZ samples using Chandra observations
Felipe Andrade-Santos, Christine Jones, William R. Forman +21
We derive and compare the fractions of cool-core clusters in the {\em Planck} Early Sunyaev-Zel'dovich sample of 164 clusters with and in a flux-limited X-ray sample…
Chandra and XMM-Newton observations of the merging cluster of galaxies PLCK G036.7+14.9
B. Zhang, L. P. David, C. Jones +13
We present Chandra and XMM-Newton observations of PLCK G036.7+14.9 from the Chandra-Planck Legacy Program. The high resolution X-ray observations reveal two close subclusters, G036…
Chandra and XMM-Newton Observations of the Bimodal Planck SZ-detected Cluster PLCKG345.40-39.34 (A3716) with High and Low Entropy Subcluster Cores
Felipe Andrade-Santos, Christine Jones, William R. Forman +11
We present results from Chandra, XMM-Newton, and ROSAT observations of the Planck SZ-detected cluster A3716 (PLCKG345.40-39.34 - G345). We show that G345 is, in fact, two subcluste…
Tracing the evolution of Active Galactic Nuclei host galaxies over the last 9 Gyrs of Cosmic time
Andy D. Goulding, William R. Forman, Ryan C. Hickox +11
We present the results of a combined galaxy population analysis for the host galaxies of active galactic nuclei (AGN) identified at 0 < z < 1.4 within the SDSS, Bootes and DEEP2 su…