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Related papers: Sunyaev-Zel'dovich Effect Review

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We review recent results of Sunyaev-Zel'dovich effect (SZE) observations toward galaxy clusters. Using cm-wave receivers mounted on the OVRO and BIMA mm-wave arrays we have obtained high signal to noise images of the effect for more than 20…

The Sunyaev-Zel'dovich effect provides a useful probe of cosmology and structure formation in the Universe. Recent years have seen rapid progress in both quality and quantity of its measurements. In this review, we overview cosmological and…

Cosmology and Nongalactic Astrophysics · Physics 2014-07-02 Tetsu Kitayama

New generation ground and space-based CMB experiments have ushered in discoveries of massive galaxy clusters via the Sunyaev-Zeldovich (SZ) effect, providing a new window for studying cluster astrophysics and cosmology. Many of the newly…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 Jens Chluba , Daisuke Nagai , Sergey Sazonov , Kaylea Nelson

Since its original formulation the Sunyaev-Zeldovich (SZ) effect has been recognized as a ``powerful laboratory'' for our comprehension of physical processes in cosmic structures and to derive crucial information on some general properties…

Astrophysics · Physics 2009-06-23 Carlo Burigana

The Sunyaev-Zeldovich (SZ) effect is a promising tool for detecting the presence of hot gas out to the galaxy cluster peripheries. We developed a spectral imaging algorithm dedicated to the SZ observations of nearby galaxy clusters with…

Cosmology and Nongalactic Astrophysics · Physics 2016-01-26 H. Bourdin , P. Mazzotta , E. Rasia

The Sunyaev--Zel'dovich (SZ) effect is a global distortion of the Cosmic Microwave Background (CMB) spectrum as a result of its interaction with a hot electron plasma in the intracluster medium of large structures gravitationally viralized…

Cosmology and Nongalactic Astrophysics · Physics 2018-01-25 Alexander Bonilla , Jairo E. Castillo

Studying galaxy clusters through their Sunyaev-Zel'dovich (SZ) imprint on the Cosmic Microwave Background has many important advantages. The total SZ signal is an accurate and precise tracer of the total pressure in the intra-cluster medium…

Cosmology and Nongalactic Astrophysics · Physics 2014-12-19 Keith Grainge , Stefano Borgani , Sergio Colafrancesco , Chiara Ferrari , Anna Scaife , Paolo Marchegiani , S. Emritte , J. Weller

We examine how the Sunyaev-Zel'dovich (SZ) effect of clusters can probe $\Omega_{o}$. Using self-consistent models of X-ray clusters in the context of hierarchical models of structure formation, we show that both the mean Compton {\it y}…

Astrophysics · Physics 2016-08-30 Domingos Barbosa , James G. Bartlett , Alain Blanchard , Jamila Oukbir

Multi-frequency (X-ray, optical and radio) observations of galaxy clusters indicate that the atmospheres of these cosmic structures consist of a complex structure of thermal (hot and warm) and non-thermal (with different origin and spectra)…

Astrophysics · Physics 2008-11-26 S. Colafrancesco

Interferometric observations of the Sunyaev-Zel'dovich Effect (SZE) toward clusters of galaxies provide sensitive cosmological probes. We present results from 1 cm observations (at BIMA and OVRO) of a large, intermediate redshift cluster…

The Sunyaev-Zel'dovich (SZ) effect of galaxy clusters is characterized by three parameters: Compton parameter, electron temperature and cluster peculiar velocity. In the present study we consider the problem of extracting these parameters…

Astrophysics · Physics 2009-11-07 Nabila Aghanim , Steen H. Hansen , Sergio Pastor , Dmitry V. Semikoz

The Sunyaev-Zeldovich (SZ) effect is a promising tool to study physical properties of the hot X-ray emitting intracluster medium (ICM) in galaxy clusters. To date, most SZ observations have been interpreted in combination with X-ray…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 Andrea Morandi , Daisuke Nagai , Wei Cui

The PLANCK-mission is the most sensitive all-sky submillimetric mission currently being planned and prepared. Special emphasis is given to the observation of clusters of galaxies by their thermal Sunyaev-Zel'dovich (SZ) effect. In this…

Astrophysics · Physics 2013-03-07 Bjoern Malte Schaefer , Matthias Bartelmann

Stacking cosmic microwave background (CMB) maps around known galaxy clusters and groups provides a powerful probe of the distribution of hot gas in these systems via the Sunyaev-Zel'dovich (SZ) effect. A stacking analysis allows one to…

Cosmology and Nongalactic Astrophysics · Physics 2017-01-18 Vinu Vikram , Adam Lidz , Bhuvnesh Jain

We study the Sunyaev-Zeldovich effect for clusters of galaxies. The Boltzmann equations for the cosmic microwave background photon distribution function are studied in three Lorentz frames. We extend the previous work and derive analytic…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-18 Satoshi Nozawa , Yasuharu Kohyama

In galaxy clusters the thermal Sunyaev-Zel'dovich (SZ) effect from the hot intracluster medium (ICM) provides a direct, self-contained measure of the pressure integrated over crossing lines of sight, that is intrinsically independent of…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-23 A. Cavaliere , A. Lapi

The latest Planck results on the power spectrum of the Compton-$y$ parameter are the most accurate probe of the thermal Sunyaev Zeldovich (tSZ) effect caused by resolved and un-resolved clusters of galaxies. On large angular scales, the…

Cosmology and Nongalactic Astrophysics · Physics 2018-06-14 Boris Bolliet

Sunyaev-Zeldovich (SZ) effect from a cosmological distribution of clusters carry information on the underlying cosmology as well as the cluster gas physics. In order to study either cosmology or clusters one needs to break the degeneracies…

Astrophysics · Physics 2009-11-10 J. M. Diego , Subhabrata Majumdar

Use of the Sunyaev-Zeldovich effect as a precise cosmological probe necessitates a realistic assessment of all possible contributions to Comptonization of the cosmic microwave background in clusters of galaxies. We have calculated the…

Astrophysics · Physics 2015-06-24 Meir Shimon , Yoel Rephaeli

Surveys based on the Sunyaev-Zel'dovich (SZ) effect provide a fresh view of the galaxy cluster population, one that is complementary to X-ray surveys. To better understand the relation between these two kinds of survey, we construct an…

Cosmology and Nongalactic Astrophysics · Physics 2017-03-15 A. Chamballu , J. G. Bartlett , J. -B. Melin