29 citations · 185 across the 27 of their papers we have counts for
28 papers
CHEX-MATE: X-ray surface brightness discontinuities across a representative cluster sample
Maria Giulia Campitiello, Stefano Ettori, Lorenzo Lovisari +20
We analyze the presence of X-ray surface brightness (SB) discontinuities, such as shocks and cold fronts, in the intracluster medium (ICM) of the 116 galaxy clusters from the CHEX-…
The Three Hundred Project: Validating inference from mock X-ray and millimetre analyses of galaxy clusters
F. De Luca, H. Bourdin, P. Mazzotta +6
Measurements of thermodynamical quantities in galaxy clusters are differently affected by simplified modelling of radially averaged observables in the X-ray and millimetre bands. T…
CHEX-MATE: Are we getting cluster thermodynamics right?
R. Seppi, D. Eckert, E. Rasia +19
Galaxy clusters offer powerful insights into the large-scale structure of the Universe and the physics of baryons in hot state. Their scientific exploitation, however, hinges on ou…
CHEX-MATE: Relationship between X-ray and millimetre inferences of galaxy cluster temperature profiles
F. De Luca, H. Bourdin, P. Mazzotta +25
Thermodynamic profiles from X-ray and millimetre observations of galaxy clusters are often compared under the simplifying assumptions of smooth, spherically symmetric intracluster…
CHEX-MATE: Cluster Multi-Probes in Three Dimensions (CLUMP-3D) II. Combined Gas and Dark Matter Analysis from X-ray, SZE, and WL
Adriana Gavidia, Junhan Kim, Jack Sayers +15
Under the standard model of hierarchical structure formation, the overall geometry of galaxy clusters is better described by a triaxial ellipse than a sphere. As a result, applying…
CHEX-MATE: Multi-probe analysis of Abell 1689
L. Chappuis, D. Eckert, M. Sereno +25
The nature of the elusive dark matter can be probed by comparing the predictions of the cold dark matter framework with the gravitational field of massive galaxy clusters. However,…
Exploiting the high-resolution NIKA2 data to study the intracluster medium and dynamical state of ACT-CL J0240.0+0116
A. Paliwal, M. De Petris, A. Ferragamo +54
Having a detailed knowledge of the intracluster medium (ICM) to infer the exact cluster physics such as the cluster dynamical state is crucial for cluster-based cosmological studie…
Reconsidering the dynamical states of galaxy clusters using PCA and UMAP
Roan Haggar, Federico De Luca, Marco De Petris +10
Numerous metrics exist to quantify the dynamical state of galaxy clusters, both observationally and within simulations. Many of these correlate strongly with one another, but it is…
Generating Galaxy Clusters Mass Density Maps from Mock Multiview Images via Deep Learning
Daniel de Andres, Weiguang Cui, Gustavo Yepes +5
Galaxy clusters are composed of dark matter, gas and stars. Their dark matter component, which amounts to around 80\% of the total mass, cannot be directly observed but traced by t…
CHEX-MATE : turbulence in the ICM from X-ray surface brightness fluctuations
Simon Dupourqué, Nicolas Clerc, Etienne Pointecouteau +15
The intra-cluster medium is prone to turbulent motion that will contribute to the non-thermal heating of the gas, complicating the use of galaxy clusters as cosmological probes. In…
CHEX-MATE: A LOFAR pilot X-rayradio study on five radio halo clusters
M. Balboni, F. Gastaldello, A. Bonafede +24
The connection between the thermal and non-thermal properties in galaxy clusters hosting radio halos seems fairly well established. However, a comprehensive analysis of such a conn…
CHEX-MATE: Robust reconstruction of temperature profiles in galaxy clusters with XMM-Newton
M. Rossetti, D. Eckert, F. Gastaldello +25
The "Cluster HEritage project with \xmm: Mass Assembly and Thermodynamics at the Endpoint of structure formation" (CHEX-MATE) is a multi-year Heritage program, to obtain homogeneou…
Resolving high-z Galaxy Cluster properties through joint X-ray and Millimeter analysis: a case study of SPT-CLJ0615-5746
Claudio Mastromarino, Filippo Oppizzi, Federico De Luca +2
We present a joint millimetric and X-ray analysis of hot gas properties in the distant galaxy cluster SPT-CLJ0615-5746 (). Combining Chandra observations with the South…
A Deep uGMRT view of the ultra steep spectrum radio halo in Abell 521
Ramananda Santra, Ruta Kale, Simona Giacintucci +8
We present the first detailed analysis of the ultra-steep spectrum radio halo in the merging galaxy cluster Abell 521, based on upgraded Giant Metrewave Radio telescope (uGMRT) obs…
CHEX-MATE: Characterization of the intra-cluster medium temperature distribution
L. Lovisari, S. Ettori, E. Rasia +23
We study the perturbations in the temperature (and density) distribution for 28 clusters selected from the CHEX-MATE sample to evaluate and characterize the level of inhomogeneitie…
The Three Hundred Project: Mapping The Matter Distribution in Galaxy Clusters Via Deep Learning from Multiview Simulated Observations
Daniel de Andres, Weiguang Cui, Gustavo Yepes +5
A galaxy cluster as the most massive gravitationally-bound object in the Universe, is dominated by Dark Matter, which unfortunately can only be investigated through its interaction…
CHEX-MATE: A non-parametric deep learning technique to deproject and deconvolve galaxy cluster X-ray temperature profiles
A. Iqbal, G. W. Pratt, J. Bobin +21
Temperature profiles of the hot galaxy cluster intracluster medium (ICM) have a complex non-linear structure that traditional parametric modelling may fail to fully approximate. Fo…
CHEX-MATE: CLUster Multi-Probes in Three Dimensions (CLUMP-3D), I. Gas Analysis Method using X-ray and Sunyaev-Zel'dovich Effect Data
Junhan Kim, Jack Sayers, Mauro Sereno +23
Galaxy clusters are the products of structure formation through myriad physical processes that affect their growth and evolution throughout cosmic history. As a result, the matter…
Galaxy cluster mass bias from projected mass maps: The Three Hundred-NIKA2 LPSZ twin samples
M. Muñoz-Echeverría, J. F. Macías-Pérez, E. Artis +14
The determination of the mass of galaxy clusters from observations is subject to systematic uncertainties. Beyond the errors due to instrumental and observational systematic effect…
CHEX-MATE: pressure profiles of 6 galaxy clusters as seen by SPT and Planck
Filippo Oppizzi, Federico De Luca, Hervé Bourdin +11
Pressure profiles are sensitive probes of the thermodynamic conditions and the internal structure of galaxy clusters. The intra-cluster gas resides in hydrostatic equilibrium withi…
The Three Hundred project: A Machine Learning method to infer clusters of galaxies mass radial profiles from mock Sunyaev-Zel'dovich maps
A. Ferragamo, D. de Andres, A. Sbriglio +9
We develop a machine learning algorithm to infer the 3D cumulative radial profiles of total and gas mass in galaxy clusters from thermal Sunyaev-Zel'dovich effect maps. We generate…
CHEX-MATE: Morphological analysis of the sample
Maria Giulia Campitiello, Stefano Ettori, Lorenzo Lovisari +17
In this work, we performed an analysis of the X-ray morphology of the 118 CHEX-MATE (Cluster HEritage project with XMM-Newton - Mass Assembly and Thermodynamics at the Endpoint of…
What to expect from dynamical modelling of cluster haloes II. Investigating dynamical state indicators with Random Forest
Qingyang Li, Jiaxin Han, Wenting Wang +5
We investigate the importances of various dynamical features in predicting the dynamical state (DS) of galaxy clusters, based on the Random Forest (RF) machine learning approach. W…
The Three Hundred project: galaxy cluster mergers and their impact on the stellar component of brightest cluster galaxies
Ana Contreras-Santos, Alexander Knebe, Frazer Pearce +10
Using the data set of The Three Hundred project, i.e. a suite of 324 hydrodynamical resimulations of cluster-sized haloes, we study galaxy cluster mergers and their effect on colou…