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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 present 90, 140, and 268GHz sub-arcminute resolution imaging of the Sunyaev-Zel'dovich effect (SZE) in MACSJ0717.5+3745. Our 90GHz SZE data result in a sensitive, 34uJy/bm map at 13" resolution using MUSTANG. Our 140 and 268GHz SZE…

A comparison is presented of Sunyaev-Zeldovich measurements for 11 galaxy clusters as obtained by Planck and by the ground-based interferometer, the Arcminute Microkelvin Imager. Assuming a universal spherically-symmetric Generalised…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 Planck , AMI Collaborations , : , N. Aghanim , M. Arnaud , M. Ashdown , J. Aumont , C. Baccigalupi , A. Balbi , A. J. Banday , R. B. Barreiro , E. Battaner , R. Battye , K. Benabed , A. Benoît , J. -P. Bernard , M. Bersanelli , R. Bhatia , I. Bikmaev , H. Böhringer , A. Bonaldi , J. R. Bond , J. Borrill , F. R. Bouchet , H. Bourdin , M. L. Brown , M. Bucher , R. Burenin , C. Burigana , R. C. Butler , P. Cabella , P. Carvalho , A. Catalano , L. Cayón , A. Chamballu , R. -R. Chary , L. -Y Chiang , G. Chon , D. L. Clements , S. Colafrancesco , S. Colombi , B. P. Crill , F. Cuttaia , A. Da Silva , H. Dahle , R. D. Davies , R. J. Davis , P. de Bernardis , G. de Gasperis , A. de Rosa , G. de Zotti , J. Delabrouille , J. Démoclès , C. Dickinson , J. M. Diego , K. Dolag , H. Dole , S. Donzelli , O. Doré , M. Douspis , X. Dupac , T. A. Enßlin , H. K. Eriksen , F. Feroz , F. Finelli , I. Flores-Cacho , O. Forni , P. Fosalba , M. Frailis , E. Franceschi , S. Fromenteau , S. Galeotta , K. Ganga , R. T. Génova-Santos , M. Giard , Y. Giraud-Héraud , J. González-Nuevo , K. M. Górski , K. J. B. Grainge , A. Gregorio , A. Gruppuso , F. K. Hansen , D. Harrison , S. Henrot-Versillé , C. Hernández-Monteagudo , D. Herranz , S. R. Hildebrandt , E. Hivon , M. Hobson , W. A. Holmes , K. M. Huffenberger , G. Hurier , N. Hurley-Walker , T. Jagemann , M. Juvela , E. Keihänen , I. Khamitov , R. Kneissl , J. Knoche , M. Kunz , H. Kurki-Suonio , G. Lagache , J. -M. Lamarre , A. Lasenby , C. R. Lawrence , M. Le Jeune , S. Leach , R. Leonardi , A. Liddle , P. B. Lilje , M. Linden-Vørnle , M. López-Caniego , G. Luzzi , J. F. Macías-Pérez , C. J. MacTavish , D. Maino , N. Mandolesi , M. Maris , F. Marleau , D. J. Marshall , E. Martínez-González , S. Masi , M. Massardi , S. Matarrese , F. Matthai , P. Mazzotta , A. Melchiorri , J. -B. Melin , L. Mendes , A. Mennella , S. Mitra , M. -A. Miville-Deschênes , L. Montier , G. Morgante , D. Munshi , P. Naselsky , P. Natoli , F. Noviello , M. Olamaie , S. Osborne , F. Pajot , D. Paoletti , F. Pasian , G. Patanchon , T. J. Pearson , O. Perdereau , Y. C. Perrott , F. Perrotta , F. Piacentini , E. Pierpaoli , P. Platania , E. Pointecouteau , G. Polenta , L. Popa , T. Poutanen , G. W. Pratt , J. -L. Puget , J. P. Rachen , R. Rebolo , M. Reinecke , M. Remazeilles , C. Renault , S. Ricciardi , I. Ristorcelli , G. Rocha , C. Rodríguez-Gonzálvez , C. Rosset , M. Rossetti , J. A. Rubiño-Martín , B. Rusholme , R. D. E. Saunders , G. Savini , M. P. Schammel , D. Scott , T. W. Shimwell , G. F. Smoot , J. -L. Starck , F. Stivoli , V. Stolyarov , R. Sunyaev , D. Sutton , A. -S. Suur-Uski , J. -F. Sygnet , J. A. Tauber , L. Terenzi , L. Toffolatti , M. Tomasi , M. Tristram , L. Valenziano , B. Van Tent , P. Vielva , F. Villa , N. Vittorio , L. A. Wade , B. D. Wandelt , D. Yvon , A. Zacchei , A. Zonca

This paper reports the measurement of the Sunyaev-Zeldovich effect (SZE) in the nearby clusters A478, A2142 and A2256 at 32 GHz. These clusters are part of a complete X-ray flux limited sample, which includes the previously measured Coma…

Astrophysics · Physics 2009-10-30 S. T. Myers , J. E. Baker , A. C. S. Readhead , E. M. Leitch , T. Herbig

Measurements of the Sunyaev-Zel'dovich (S-Z) effect towards distant clusters of galaxies can be used to determine the Hubble constant and the radial component of cluster peculiar velocities. Determination of the cluster peculiar velocity…

We present the first results from a new generation of simulated large sky coverage (~100 square degrees) Sunyaev-Zeldovich effect (SZE) cluster surveys using the cosmological adaptive mesh refinement N-body/hydro code Enzo. We have…

We investigate the prospects for observing a specific spectral distortion of the cosmic microwave background, which occurs due to the anisotropy of the radiation when it is scattered by hot plasma of galaxy clusters. Detection of this…

Cosmology and Nongalactic Astrophysics · Physics 2025-12-09 D. I. Novikov , A. O. Mihalchenko , A. M. Osipova , K. O. Parfenov , S. V. Pilipenko

The Sunyaev-Zel'dovich (SZ) effect is the inverse Compton-scattering of cosmic microwave background (CMB) photons by hot electrons in the intervening gas throughout the universe. The effect has a distinct spectral signature that allows its…

A wideband analog correlator has been constructed for the Yuan-Tseh Lee Array for Microwave Background Anisotropy. Lag correlators using analog multipliers provide large bandwidth and moderate frequency resolution. Broadband IF…

We present a new way to solve the platform deformation problem of co-planar interferometers. The platform of a co-planar interferometer can be deformed due to driving forces and gravity. A deformed platform will induce extra components into…

We present a first measurement of the stellar mass component of galaxy clusters selected via the Sunyaev-Zel'dovich (SZ) effect, using 3.6 um and 4.5 um photometry from the Spitzer Space Telescope. Our sample consists of 14 clusters…

We present new measurements of the Sunyaev-Zel'dovich (SZ) effect from clusters of galaxies using the Sunyaev-Zel'dovich Infrared Experiment (SuZIE II). We combine these new measurements with previous cluster observations with the SuZIE…

Extensive recent work on the Sunyaev-Zeldovich (S-Z) effect reflects major progress in observational capabilities of interferometric arrays, the improved quality of multi-frequency measurements with upcoming ground-based and stratospheric…

Astrophysics · Physics 2007-05-23 Yoel Rephaeli

We have surveyed two science fields totaling one square degree with Bolocam at 2.1 mm to search for secondary CMB anisotropies caused by the Sunyaev- Zel'dovich effect (SZE). The fields are in the Lynx and Subaru/XMM SDS1 fields. Our survey…

Study of the primary anisotropies of the Cosmic Microwave Background (CMB) can be used to determine the cosmological parameters to a very high precision. The power spectrum of the secondary CMB anisotropies due to the thermal…

Astrophysics · Physics 2016-08-30 Subhabrata Majumdar

We investigate the utility of a new, self-similar pressure profile for fitting Sunyaev-Zel'dovich (SZ) effect observations of galaxy clusters. Current SZ imaging instruments - such as the Sunyaev-Zel'dovich Array (SZA) - are capable of…

(Abriged version) The Sunyaev-Zel'dovich (SZ) effect of galaxy clusters is a tool to measure three quantities: Compton parameter, electron temperature, and cluster peculiar velocity. However, a major problem is non-removed contamination by…

Astrophysics · Physics 2009-11-10 Nabila Aghanim , Steen H. Hansen , Guilaine Lagache

We present Atacama Large Millimetre Array and Atacama Compact Array observations of the Sunyaev-Zel'dovich effect in the z = 2 galaxy cluster Cl J1449+0856, an X-ray-detected progenitor of typical massive clusters in the present day…

Cosmology and Nongalactic Astrophysics · Physics 2019-09-18 R. Gobat , E. Daddi , R. T. Coogan , A. M. C. Le Brun , F. Bournaud , J. -B. Melin , D. A. Riechers , M. Sargent , F. Valentino , H. S. Hwang , A. Finoguenov , V. Strazzullo

Foreseeing the era of high spatial resolution measurements of the Sunyaev-Zel'dovich effect (SZE) in clusters of galaxies, we present a prototype analysis of this sort combined with Chandra X-ray data. It is applied specifically to RX…

Astrophysics · Physics 2015-06-24 T. Kitayama , E. Komatsu , N. Ota , T. Kuwabara , Y. Suto , K. Yoshikawa , M. Hattori , H. Matsuo