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Related papers: The Sunyaev Zel'dovich effect: simulation and obse…

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We measure thermal Sunyaev-Zel'dovich (tSZ) Effect in the circumgalactic medium (CGM) of $\approx$2.5 million $\rm M_{200}$=$\rm 10^{12-14}\,M_\odot$ WISE$\times$DESI galaxies out to $z$=1.2. We split the sample into quiescent (0.7 million)…

Astrophysics of Galaxies · Physics 2025-08-14 Sanskriti Das , Nhut Truong , Yi-Kuan Chiang , Smita Mathur

We explore the potential of the kinetic Sunyaev-Zel'dovich (kSZ) effect as the cornerstone of a future observational probe for halo spin bias, the secondary dependence of halo clustering on halo spin at fixed halo mass. Using the…

Cosmology and Nongalactic Astrophysics · Physics 2021-04-28 Antonio D. Montero-Dorta , M. Celeste Artale , L. Raul Abramo , Beatriz Tucci

We present Sunyaev-Zel'dovich (SZ) effect observations of a sample of 25 massive relaxed galaxy clusters observed with the Sunyaev-Zel'dovich Array (SZA), an 8-element interferometer that is part of the Combined Array for Research in…

We study the prospects for extracting detailed statistical properties of the Sunyaev-Zel'dovich (SZ) effect associated with large scale structure using upcoming multifrequency CMB experiments. The greatest obstacle to detecting the…

Astrophysics · Physics 2009-10-07 Asantha Cooray , Wayne Hu , Max Tegmark

In the context of a cosmological study of the bulk flows in the Universe, we present a detailed study of the statistical properties of the kinematic Sunyaev-Zel'dovich (kSZ) effect. We first compute analytically the correlation function and…

Astrophysics · Physics 2009-11-13 C. Hernandez-Monteagudo , L. Verde , Raul Jimenez , D. N. Spergel

We present a joint analysis of weak gravitational lensing (shear) data obtained from the first three years of observations by the Dark Energy Survey and thermal Sunyaev-Zel'dovich (tSZ) effect measurements from a combination of Atacama…

Cosmology and Nongalactic Astrophysics · Physics 2025-06-10 S. Pandey , J. C. Hill , A. Alarcon , O. Alves , A. Amon , D. Anbajagane , F. Andrade-Oliveira , N. Battaglia , E. Baxter , K. Bechtol , M. R. Becker , G. M. Bernstein , J. Blazek , S. L. Bridle , E. Calabrese , H. Camacho , A. Campos , A. Carnero Rosell , M. Carrasco Kind , R. Cawthon , C. Chang , R. Chen , P. Chintalapati , A. Choi , J. Cordero , W. Coulton , M. Crocce , C. Davis , J. DeRose , M. Devlin , H. T. Diehl , S. Dodelson , C. Doux , A. Drlica-Wagner , K. Eckert , T. F. Eifler , J. Elvin-Poole , S. Everett , X. Fang , A. Ferté , P. Fosalba , O. Friedrich , M. Gatti , E. Gaztanaga , G. Giannini , V. Gluscevic , D. Gruen , R. A. Gruendl , B. Ried Guachalla , I. Harrison , W. G. Hartley , K. Herner , H. Huang , E. M. Huff , D. Huterer , B. Jain , M. Jarvis , E. Krause , N. Kuropatkin , A. Kusiak , P. Leget , P. Lemos , A. R. Liddle , M. Lokken , N. MacCrann , J. McCullough , K. Moodley , J. Muir , J. Myles , A. Navarro-Alsina , Y. Omori , Y. Park , B. Partridge , A. Porredon , J. Prat , M. Raveri , A. Refregier , R. P. Rollins , A. Roodman , R. Rosenfeld , A. J. Ross , E. S. Rykoff , S. Samuroff , J. Sanchez , C. Sánchez , L. F. Secco , I. Sevilla-Noarbe , S. Shaikh , E. Sheldon , T. Shin , Cristóbal Sifón , C. To , A. Troja , M. A. Troxel , I. Tutusaus , T. N. Varga , N. Weaverdyck , R. H. Wechsler , E. J. Wollack , B. Yanny , B. Yin , Y. Zhang , J. Zuntz , S. S. Allam , D. Bacon , S. Bocquet , D. Brooks , D. L. Burke , J. Carretero , R. Cawthon , M. Costanzi , L. N. da Costa , M. E. da Silva Pereira , T. M. Davis , S. Desai , J. Frieman , J. García-Bellido , G. Gutierrez , S. R. Hinton , D. L. Hollowood , K. Honscheid , D. J. James , N. Jeffrey , S. Lee , J. L. Marshall , J. Mena-Fernández , R. Miquel , J. J. Mohr , R. L. C. Ogando , A. A. Plazas Malag'on , A. K. Romer , E. Sanchez , B. Santiago , M. Smith , E. Suchyta , M. E. C. Swanson , D. Thomas , V. Vikram , A. R. Walker , J. Weller , P. Wiseman

The problem of detecting Sunyaev-Zel'dovich (SZ) clusters in multifrequency CMB observations is investigated using a number of filtering techniques. A multifilter approach is introduced, which optimizes the detection of SZ clusters on…

In the present work, we propose a new method aiming at extracting the kinetic Sunyaev-Zel'dovich (KSZ) temperature fluctuations embedded in the primary anisotropies of the cosmic microwave background (CMB). We base our study on simulated…

Astrophysics · Physics 2009-11-10 O. Forni , N. Aghanim

We use high-resolution hydrodynamic re-simulations to investigate the properties of the thermal Sunyaev-Zel'dovich (SZ) effect from galaxy clusters. We compare results obtained using different physical models for the intracluster medium…

Astrophysics · Physics 2009-06-23 A. Bonaldi , G. Tormen , K. Dolag , L. Moscardini

In a search for evidence of the short wavelength increment in the Sunyaev-Zel'dovich (SZ) effect, we have analyzed archival galaxy cluster data from the Sub-millimetre Common User Bolometer Array (SCUBA) on the James Clerk Maxwell…

Astrophysics · Physics 2008-11-26 M. Zemcov , C. Borys , M. Halpern , P. Mauskopf , D. Scott

We detect the kinematic Sunyaev-Zel'dovich (kSZ) effect with a statistical significance of $4.2 \sigma$ by combining a cluster catalogue derived from the first year data of the Dark Energy Survey (DES) with CMB temperature maps from the…

Poorly understood "baryonic physics" impacts our ability to predict the power spectrum of the kinetic Sunyaev-Zel'dovich (kSZ) effect. We study this in one sample high resolution simulation of galaxy formation and feedback, Illustris. The…

Cosmology and Nongalactic Astrophysics · Physics 2018-02-14 Hyunbae Park , Marcelo A. Alvarez , J. Richard Bond

The thermal Sunyaev-Zel'dovich (tSZ) effect measures the line-of-sight projection of the thermal pressure of free electrons and lacks any redshift information. By cross correlating the tSZ effect with an external cosmological tracer we can…

Cosmology and Nongalactic Astrophysics · Physics 2014-06-11 Geraint Pratten , Dipak Munshi

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

Thermal Sunyaev-Zel'dovich (tSZ) effect and X-ray emission from galaxy clusters have been extensively used to constrain cosmological parameters. These constraints are highly sensitive to the relations between cluster masses and observables…

Cosmology and Nongalactic Astrophysics · Physics 2017-02-01 G. Hurier , N. Aghanim , M. Douspis

In this paper we provide a general derivation of the non-thermal (as well as of the thermal) SZ effect in galaxy clusters which is exact in the Thomson limit to any approximation order in the optical depth. Such a general derivation is…

Astrophysics · Physics 2009-11-07 S. Colafrancesco , P. Marchegiani , E. Palladino

We propose the use of the kinetic Sunyaev-Zel'dovich (kSZ) effect to probe the circumgalactic medium (CGM), with the aid of a spectroscopic survey covering the same area of a SZ survey. One can design an optimal estimator of the kSZ effect…

Cosmology and Nongalactic Astrophysics · Physics 2016-03-23 Jiawei Shao , Taotao Fang

We introduce the Marenostrum-MultiDark SImulations of galaxy Clusters (MUSIC) Dataset, one of the largest sample of hydrodynamically simulated galaxy clusters with more than 500 clusters and 2000 groups. The objects have been selected from…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 Federico Sembolini , Gustavo Yepes , Marco De Petris , Stefan Gottloeber , Luca Lamagna , Barbara Comis