[PDF] Top 20 A search for galaxy clusters using the Sunyaev-Zel'dovich effect

... the effect of interpreting the projected emission of sep- arate sources that happen to lie along a common line-of-sight as a single ...from clusters depends very strongly on the degree of gas concentration ... See full document

... of galaxy clusters observed due to the Sunyaev-Zeldovich effect [5] in the millimeter and submillimeter ranges and also in the X-ray range in which hot gas radiation is observed and simply in ... See full document

... The Sunyaev–Zel’dovich effect is the ideal probe for investigating the outskirts of galaxy ...the clusters analysed in the XMM Cluster Outskirts Project ...two clusters which may be ... See full document

... this effect, we mount thin, very fine metal mesh filters to reflect away most of the NIR radiation (λ < 50 µm) before it can be absorbed by the thick low-pass edge ... See full document

... of galaxy clusters from a large hydrodynamical ...in galaxy clusters more extensively in the framework of ...the galaxy cluster observable- mass scaling relations, where the SZE ... See full document

... Extragalactic sources of very high energy γ -rays have been searched for in the SHALON experiment from the very beginning of its operation [23, 24]. In 1996, observations with the SHALON mirror Cherenkov telescope ... See full document

... NIKA2 Sunyaev-Zel’dovich Large Program (SZLP) is focused on mapping the thermal SZ signal of a representative sample of selected Planck and ACT clusters spanning the redshift range ...of galaxy ... See full document

... to search over different-sized apertures to locate protoclusters at different redshifts: a single fixed angular aperture will ...that using off-centre galaxies as a field sample may not produce a clean ... See full document

... for Galaxy Cluster Extraction and Evaluation), a proof of concept for a novel deep learning technique, applied directly to wide-field colour imaging to search for galaxy clusters, without the ... See full document

... Using the N–body results for each model, we choose clusters for additional study, resimulating them at higher resolution with gas dynamics and gravity, as described below. The size of the resimulated region ... See full document

... X-ray, Sunyaev-Zel’dovich (SZ) and gravitational lensing maps of rich clusters of galaxies – assuming axial symmetry (Zaroubi et ...simulated galaxy clusters, viewed from three orthogonal ... See full document

... [1]. Clusters are mainly made of dark matter (about 85% of their total mass), but also of hot ionized gas (about 12%) and of the stars and interstellar medium within galaxies (a few ...of clusters and can ... See full document

... The Sunyaev-Zel’dovich Effect (SZE) was first predicted in 1968 (Zel’dovich & Sunyaev, 1969; Sun- yaev & Zel’dovich, 1970) as a distortion in the Planck spectrum of the Cosmic Microwave ... See full document

... quencies that are desired enter the feedhorns and are absorbed by the bolometers. Bolocam was optimized to observe the Sunyaev-Zel’dovich effect (SZE). Three band- passes were designed, at the decrement, ... See full document

... At the intersection of the observational and theoretical fronts lies analytical modeling of the density profiles of X-ray-emitting intracluster gas. The gas density has been described by a variety of functions, most ... See full document

... dispersions using the fundamental ...the galaxy component and derive extensions of the dark matter haloes of the cluster ...determined using strong lensing ...done using weak ... See full document

... It is well accepted that outflows from active galactic nuclei (AGNs) play an important role in slowing cooling flows (see reviews by e.g. McNamara & Nulsen 2007; Alexander & Hickox 2012; Fabian 2012). The details ... See full document

... Compton effect with the pho- tons of the cosmic micowave background (CMB), so that the lifetime of electrons observed at frequency ν decreases weakly with decreasing field ...or clusters with the Alfv´en ... See full document

... Based on EGRET observations, P. Sreekumar, et al. attribute the high-energy gamma ray emissions to blazars: Most of the measured spectra of individual blazars only extend to several GeV and none extend above 10 GeV, ... See full document

... Several authors have used the velocity dispersion mass proxy to study and characterise scal- ing relations between SZ and dynamical mass [1–3]. In order to have sample with enough statistical power, it is necessary to ... See full document