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We present an extension of the Kompaneets equation which allows relativistic effects to be included to any desired order. Using this, we are able to obtain simple analytic forms for the spectral changes due to the Sunyaev-Zel'dovich effect…

Astrophysics · Physics 2009-10-30 A. D. Challinor , A. N. Lasenby

We present a catalog of 689 galaxy cluster candidates detected at significance $\xi>4$ via their thermal Sunyaev-Zel'dovich (SZ) effect signature in 95 and 150 GHz data from the 500-square-degree SPTpol survey. We use optical and infrared…

Cosmology and Nongalactic Astrophysics · Physics 2024-02-13 L. E. Bleem , M. Klein , T. M. C. Abbott , P. A. R. Ade , M. Aguena , O. Alves , A. J. Anderson , F. Andrade-Oliveira , B. Ansarinejad , M. Archipley , M. L. N. Ashby , J. E. Austermann , D. Bacon , J. A. Beall , A. N. Bender , B. A. Benson , F. Bianchini , S. Bocquet , D. Brooks , D. L. Burke , M. Calzadilla , J. E. Carlstrom , A. Carnero Rosell , J. Carretero , C. L. Chang , P. Chaubal , H. C. Chiang , T-L. Chou , R. Citron , C. Corbett Moran , M. Costanzi , T. M. Crawford , A. T. Crites , L. N. da Costa , T. de Haan , J. De Vicente , S. Desai , M. A. Dobbs , P. Doel , W. Everett , I. Ferrero , B. Flaugher , B. Floyd , D. Friedel , J. Frieman , J. Gallicchio , J. Garc'ia-Bellido , M. Gatti , E. M. George , G. Giannini , S. Grandis , D. Gruen , R. A. Gruendl , N. Gupta , G. Gutierrez , N. W. Halverson , S. R. Hinton , G. P. Holder , D. L. Hollowood , W. L. Holzapfel , K. Honscheid , J. D. Hrubes , N. Huang , J. Hubmayr , K. D. Irwin , J. Mena-Fernández , D. J. James , F. Kéruzoré , L. Knox , K. Kuehn , O. Lahav , A. T. Lee , S. Lee , D. Li , A. Lowitz , J. L. Marshal , M. McDonald , J. J. McMahon , F. Menanteau , S. S. Meyer , R. Miquel , J. J. Mohr , J. Montgomery , J. Myles , T. Natoli , J. P. Nibarger , G. I. Noble , V. Novosad , R. L. C. Ogando , S. Padin , S. Patil , M. E. S. Pereira , A. Pieres , A. A. Plazas Malag'on , C. Pryke , C. L. Reichardt , M. Rodr'iguez-Monroy , A. K. Romer , J. E. Ruhl , B. R. Saliwanchik , L. Salvati , E. Sanchez , A. Saro , K. K. Schaffer , T. Schrabback , I. Sevilla-Noarbe , C. Sievers , G. Smecher , M. Smith , T. Somboonpanyakul , B. Stalder , A. A. Stark , E. Suchyta , M. E. C. Swanson , G. Tarle , C. To , C. Tucker , T. Veach , J. D. Vieira , M. Vincenzi , G. Wang , J. Weller , N. Whitehorn , P. Wiseman , W. L. K. Wu , V. Yefremenko , J. A. Zebrowski , Y. Zhang

The recent emergence of detections of the kinetic Sunyaev-Zel'dovich (kSZ) effect through cross-correlation techniques is encouraging for the prospects of future cosmic microwave background (CMB) experiments. Extracting information on the…

Cosmology and Nongalactic Astrophysics · Physics 2017-01-20 Nicholas Battaglia

The Planck satellite was launched in 2009 by the European Space Agency to study the properties of the cosmic microwave background (CMB). An expected result of the Planck data analysis is the distinction of the various contaminants of the…

Cosmology and Nongalactic Astrophysics · Physics 2012-11-27 Camila Paiva Novaes , Carlos Alexandre Wuensche

At temperatures above ~5 keV, the non-relativistic approximation used to derive the classical thermal Sunyaev-Zel'dovich effect spectrum begins to fail. When relativistic effects are included, the spectrum becomes temperature-dependent.…

Cosmology and Nongalactic Astrophysics · Physics 2024-04-10 Yvette Perrott

The spectral distortion of the cosmic background radiation produced by the inverse Compton scattering on hot electrons in clusters of galaxies (thermal Sunyaev-Zeldovich effect) is calculated for arbitrary optical depth and electron…

Astrophysics · Physics 2009-10-31 A. D. Dolgov , S. H. Hansen , S. Pastor , D. V. Semikoz

The improving sensitivity of measurements of the kinetic Sunyaev-Zel'dovich (SZ) effect opens a new window into the thermodynamic properties of the baryons in halos. We propose a methodology to constrain these thermodynamic properties by…

Cosmology and Nongalactic Astrophysics · Physics 2017-12-13 Nicholas Battaglia , Simone Ferraro , Emmanuel Schaan , David Spergel

Extracting the CMB blackbody temperature power spectrum -- which is dominated by the primary CMB signal and the kinematic Sunyaev-Zel'dovich (kSZ) effect -- from mm-wave sky maps requires cleaning other sky components. In this work, we…

Cosmology and Nongalactic Astrophysics · Physics 2023-11-02 Aleksandra Kusiak , Kristen M. Surrao , J. Colin Hill

A significant cosmological radio background will inevitably lead to a radio Sunyaev-Zeldovich (SZ) effect. In the simplest limit, the combined signal from the scattered radio and cosmic microwave background exhibits a null at around $\nu…

Cosmology and Nongalactic Astrophysics · Physics 2022-04-06 Elizabeth Lee , Jens Chluba , Gilbert P. Holder

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

We use the high quality pressure profiles of 239 galaxy clusters made available by the ACCEPT project (Cavagnolo et al. 2009) in order to derive the expected Sunyaev Zeldovich (SZ) signal in a variety of cases that hardly find a counterpart…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-18 A. Pipino , E. Pierpaoli

The thermal Sunyaev-Zeldovich (SZ) effect and the X-ray emission offer separate and highly complementary probes of the thermodynamics of the intracluster medium, particularly on their radial dependence. We already released \texttt{JoXSZ},…

Cosmology and Nongalactic Astrophysics · Physics 2022-02-09 Fabio Castagna , Stefano Andreon , Alberto Trombetta , Marco Landoni

Future high resolution, high sensitivity Sunyaev-Zeldovich (SZ) observations of individual clusters will provide an exciting opportunity to answer specific questions about the dynamical state of the intra-cluster medium (ICM). In this paper…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 Jens Chluba , Eric R. Switzer , Daisuke Nagai , Kaylea Nelson

We review several aspects of the Sunyaev-Zel'dovich (SZ) effect associated with the large scale baryon distribution and its characteristic signatures in the statistics of cosmic microwave background (CMB) anisotropies. We discuss (1) the…

Astrophysics · Physics 2007-05-23 Asantha Cooray , Daniel Baumann , Kris Sigurdson

The kinetic Sunyaev-Zeldovich (kSZ) effect has now become a clear target for ongoing and future studies of the cosmic microwave background (CMB) and cosmology. Aside from the bulk cluster motion, internal motions also lead to a kSZ signal.…

Cosmology and Nongalactic Astrophysics · Physics 2023-06-28 Edoardo Altamura , Scott T. Kay , Jens Chluba , Imogen Towler

Thomson scattering of CMBR temperature anisotropies will cause the spectrum of the CMBR to differ from blackbody even when one resolves all anisotropies. A formalism for computing the anisotropic and inhomogeneous spectral distortions of…

Astrophysics · Physics 2007-05-23 Albert Stebbins

The Sunyaev-Zel'dovich (SZ) effect is a powerful probe of the evolution of structures in the universe, and is thus highly sensitive to cosmological parameters $\sigma_8$ and $\Omega_m$, though its power is hampered by the current…

Cosmology and Nongalactic Astrophysics · Physics 2017-08-16 G. Hurier , F. Lacasa

A recent stacking analysis of Planck HFI data of galaxy clusters (Hurier 2016) allowed to derive the cluster temperatures by using the relativistic corrections to the Sunyaev-Zel'dovich effect (SZE). However, the temperatures of…

Cosmology and Nongalactic Astrophysics · Physics 2017-06-28 P. Marchegiani , S. Colafrancesco

The dispersion measures (${\rm DMs}$) from fast radio bursts (FRBs) and the thermal Sunyaev--Zeldovich (tSZ) effect probe the free-electron density and pressure, respectively, in the intergalactic medium (IGM) and the intervening galaxies…

Cosmology and Nongalactic Astrophysics · Physics 2025-11-05 Ryuichi Takahashi , Kunihito Ioka , Masato Shirasaki , Ken Osato
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