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The hot electrons in the intra-cluster medium produce a spectral distorsion of the cosmic microwave background (CMB) black body emission, the thermal Sunyaev-Zel'dovich effect (tSZ). This characteristic spectral distorsion is now commonly…

Cosmology and Nongalactic Astrophysics · Physics 2017-08-23 G. Hurier , C. Tchernin

We present a novel method for the tomographic reconstruction of the bias-weighted mean electron pressure $\langle bP_e \rangle$ and star formation rate density $\langle b\rho_{\mathrm{SFR}} \rangle$, by simultaneously modelling the…

Cosmology and Nongalactic Astrophysics · Physics 2026-03-05 Adrien La Posta , David Alonso , Carlos García-García , Sara Maleubre

The Sunyaev-Zel'dovich (SZ) effect has long been identified as one of the most important secondary effects of the Cosmic Microwave Background (CMB). On the one hand, it is a potentially very powerful cosmological probe providing us with…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 N. Taburet , M. Douspis , N. Aghanim

The thermal Sunyaev-Zel'dovich (tSZ) effect is produced by the interaction of cosmic microwave background (CMB) photons with the hot (a few keV) and diffuse gas of electrons inside galaxy clusters integrated along the line of sight. This…

Cosmology and Nongalactic Astrophysics · Physics 2017-02-01 G. Hurier

The detailed spectral and spatial characteristics of the signature imprinted on the cosmic microwave background (CMB) radiation by Compton scattering of the radiation by electrons in the hot gas in clusters of galaxies - the…

Astrophysics · Physics 2017-08-23 Yoel Rephaeli

The Sunyaev-Zel'dovich (SZ) effect expected to be associated with massive star-formation activity produced during the formation of the most luminous bulges of normal galaxies is discussed. Using 1-D chemohydrodynamical models for spheroidal…

By looking at the kinetic Sunyaev-Zeldovich effect (kSZ) in Planck nominal mission data, we present a significant detection of baryons participating in large-scale bulk flows around central galaxies (CGs) at redshift $z\approx 0.1$. We…

Cosmology and Nongalactic Astrophysics · Physics 2016-02-17 Planck Collaboration , P. A. R. Ade , N. Aghanim , M. Arnaud , M. Ashdown , E. Aubourg , J. Aumont , C. Baccigalupi , A. J. Banday , R. B. Barreiro , N. Bartolo , E. Battaner , K. Benabed , A. Benoit-Lévy , M. Bersanelli , P. Bielewicz , J. J. Bock , A. Bonaldi , L. Bonavera , J. R. Bond , J. Borrill , F. R. Bouchet , C. Burigana , E. Calabrese , J. -F. Cardoso , A. Catalano , A. Chamballu , H. C. Chiang , P. R. Christensen , D. L. Clements , L. P. L. Colombo , C. Combet , B. P. Crill , A. Curto , F. Cuttaia , L. Danese , R. D. Davies , R. J. Davis , P. de Bernardis , G. de Zotti , J. Delabrouille , C. Dickinson , J. M. Diego , K. Dolag , S. Donzelli , O. Doré , M. Douspis , A. Ducout , X. Dupac , G. Efstathiou , F. Elsner , T. A. Enßlin , H. K. Eriksen , F. Finelli , O. Forni , M. Frailis , A. A. Fraisse , E. Franceschi , A. Frejsel , S. Galeotta , S. Galli , K. Ganga , R. T. Génova-Santos , M. Giard , E. Gjerløw , J. González-Nuevo , K. M. Górski , A. Gregorio , A. Gruppuso , F. K. Hansen , D. L. Harrison , S. Henrot-Versillé , C. Hernández-Monteagudo , D. Herranz , S. R. Hildebrandt , E. Hivon , M. Hobson , A. Hornstrup , K. M. Huffenberger , G. Hurier , A. H. Jaffe , T. R. Jaffe , W. C. Jones , M. Juvela , E. Keihänen , R. Keskitalo , F. Kitaura , R. Kneissl , J. Knoche , M. Kunz , H. Kurki-Suonio , G. Lagache , J. -M. Lamarre , A. Lasenby , M. Lattanzi , C. R. Lawrence , R. Leonardi , J. León-Tavares , F. Levrier , M. Liguori , P. B. Lilje , M. Linden-Vørnle , M. López-Caniego , P. M. Lubin , Y. -Z. Ma , J. F. Macías-Pérez , B. Maffei , D. Maino , D. S. Y. Mak , N. Mandolesi , A. Mangilli , M. Maris , P. G. Martin , E. Martínez-González , S. Masi , S. Matarrese , P. McGehee , A. Melchiorri , A. Mennella , M. Migliaccio , M. -A. Miville-Deschênes , A. Moneti , L. Montier , G. Morgante , D. Mortlock , D. Munshi , J. A. Murphy , P. Naselsky , F. Nati , P. Natoli , F. Noviello , D. Novikov , I. Novikov , C. A. Oxborrow , L. Pagano , F. Pajot , D. Paoletti , O. Perdereau , L. Perotto , V. Pettorino , F. Piacentini , M. Piat , E. Pierpaoli , E. Pointecouteau , G. Polenta , N. Ponthieu , G. W. Pratt , J. -L. Puget , S. Puisieux , J. P. Rachen , B. Racine , W. T. Reach , M. Reinecke , M. Remazeilles , C. Renault , A. Renzi , I. Ristorcelli , G. Rocha , C. Rosset , M. Rossetti , G. Roudier , J. A. Rubiño-Martín , B. Rusholme , M. Sandri , D. Santos , M. Savelainen , G. Savini , D. Scott , L. D. Spencer , V. Stolyarov , R. Sudiwala , R. Sunyaev , D. Sutton , A. -S. Suur-Uski , J. -F. Sygnet , J. A. Tauber , L. Terenzi , L. Toffolatti , M. Tomasi , M. Tucci , L. Valenziano , J. Valiviita , B. Van Tent , P. Vielva , F. Villa , L. A. Wade , B. D. Wandelt , W. Wang , I. K. Wehus , D. Yvon , A. Zacchei , A. Zonca

The fluctuations in the Cosmic Microwave Background (CMB) intensity due to the Sunyaev-Zeldovich (SZ) effect are the sum of a thermal and a kinetic contribution. Separating the two components to measure the peculiar velocity of galaxy…

The kinetic SZ effect, which is the dominant CMB source at arc-minute scales and $\nu \sim 217$ Ghz, probes the ionized gas peculiar momentum up to the epoch of reionization and is a sensitive measure of the reionization history. We ran…

Astrophysics · Physics 2009-11-07 Pengjie Zhang , Ue-Li Pen , Hy Trac

The kinetic Sunyaev Zel'dovich (kSZ) effect, cosmic microwave background (CMB) temperature anisotropies induced by scattering of CMB photons from free electrons, forms the dominant blackbody component of the CMB on small angular scales.…

Cosmology and Nongalactic Astrophysics · Physics 2020-12-01 Fiona McCarthy , Matthew C. Johnson

The kinetic Sunyaev-Zel'dovich (kSZ) effect results from Thomson scattering by coherent flows in the reionized intergalactic medium. We present new results based on ray-tracing a 10 Gpc scale simulation at 2-3 Mpc scale resolution to create…

Cosmology and Nongalactic Astrophysics · Physics 2016-06-24 Marcelo A. Alvarez

Using the results of a cosmological hydrodynamical simulation of the concordance LambdaCDM model, we study the global properties of the Sunyaev-Zel'dovich (SZ) effects, both considering the thermal (tSZ) and the kinetic (kSZ) component. The…

Astrophysics · Physics 2008-11-26 M. Roncarelli , L. Moscardini , S. Borgani , K. Dolag

Current theories of the origin of the Universe, including string theory, predict the existence of a multiverse containing many bubble universes. These bubble universes will generically collide, and collisions with ours produce cosmic wakes…

Cosmology and Nongalactic Astrophysics · Physics 2013-12-10 Matthew Kleban , Thomas S. Levi , Kris Sigurdson

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-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

We show how the correlation between the thermal Sunyaev Zel'dovich effect (tSZ) from galaxy clusters and dust emission from cosmic infrared background (CIB) sources can be calculated in a halo model framework. Using recent tSZ and CIB…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 Graeme E. Addison , Joanna Dunkley , David N. Spergel

About 90% of baryons in the universe have thus far escaped direct observation. This is known as the {\it missing baryon problem}. The Sunyaev Zel'dovich effect (SZ effect) has the potential to directly measure the state of the majority of…

Astrophysics · Physics 2007-05-23 P. J. Zhang , U. L. Pen

We present a new method for detecting the missing baryons by generating a template for the kinematic Sunyaev-Zel'dovich effect. The template is computed from the product of a reconstructed velocity field with a galaxy field; we find that…

Cosmology and Nongalactic Astrophysics · Physics 2009-03-18 Shirley Ho , Simon Dedeo , David Spergel

We present Ho results from Cosmic Background Imager (CBI) observations of the Sunyaev-Zel'dovich Effect (SZE) in 7 galaxy clusters, A85, A399, A401, A478, A754, A1651, and A2597. These observations are part of a program to study a complete,…

Astrophysics · Physics 2009-11-10 P. S. Udomprasert , B. S. Mason , A. C. S. Readhead , T. J. Pearson

Future high-resolution microwave background measurements hold the promise of detecting galaxy clusters throughout our Hubble volume through their Sunyaev-Zel'dovich (SZ) signature, down to a given limiting flux. The number density of galaxy…

Astrophysics · Physics 2007-05-23 Matthew R. Francis , Rachel Bean , Arthur Kosowsky
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