English
Related papers

Related papers: Trouble for cluster parameter estimation from blin…

200 papers

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

The Sunyaev-Zel'dovich (SZ) effect has a distinct spectral signature that allows its separation from fluctuations in the cosmic microwave background (CMB) and foregrounds. Using CMB anisotropies measured in Wilkinson Microwave Anisotropy…

Cosmology and Nongalactic Astrophysics · Physics 2011-07-19 Shahab Joudaki , Joseph Smidt , Alexandre Amblard , Asantha Cooray

We present estimates of the confusion limit of measurements of the Sunyaev-Zel'dovich effect (SZ) increment near its peak intensity based on Monte Carlo simulations of sub-millimetre observations of galaxy clusters. Specifically, we…

Astrophysics · Physics 2007-05-23 Michael Zemcov , Peter Newbury , Mark Halpern

We describe the observations and resultant galaxy cluster catalog from the 2770 deg$^2$ SPTpol Extended Cluster Survey (SPT-ECS). Clusters are identified via the Sunyaev-Zel'dovich (SZ) effect, and confirmed with a combination of archival…

Cosmology and Nongalactic Astrophysics · Physics 2020-03-11 L. E. Bleem , S. Bocquet , B. Stalder , M. D. Gladders , P. A. R. Ade , S. W. Allen , A. J. Anderson , J. Annis , M. L. N. Ashby , J. E. Austermann , S. Avila , J. S. Avva , M. Bayliss , J. A. Beall , K. Bechtol , A. N. Bender , B. A. Benson , E. Bertin , F. Bianchini , C. Blake , M. Brodwin , D. Brooks , E. Buckley-Geer , D. L. Burke , J. E. Carlstrom , A. Carnero Rosell , M. Carrasco Kind , J. Carretero , C. L. Chang , H. C. Chiang , 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 , H. T. Diehl , J. P. Dietrich , M. A. Dobbs , T. F. Eifler , W. Everett , B. Flaugher , B. Floyd , J. Frieman , J. Gallicchio , J. García-Bellido , E. M. George , D. W. Gerdes , A. Gilbert , D. Gruen , R. A. Gruendl , J. Gschwend , N. Gupta , G. Gutierrez , N. W. Halverson , N. Harrington , J. W. Henning , C. Heymans , G. P. Holder , D. L. Hollowood , W. L. Holzapfel , K. Honscheid , J. D. Hrubes , N. Huang , J. Hubmayr , K. D. Irwin , D. J. James , T. Jeltema , S. Joudaki , G. Khullar , M. Klein , L. Knox , N. Kuropatkin , A. T. Lee , D. Li , C. Lidman , A. Lowitz , N. MacCrann , G. Mahler , M. A. G. Maia , J. L. Marshall , M. McDonald , J. J. McMahon , P. Melchior , F. Menanteau , S. S. Meyer , R. Miquel , L. M. Mocanu , J. J. Mohr , J. Montgomery , A. Nadolski , T. Natoli , J. P. Nibarger , G. Noble , V. Novosad , S. Padin , A. Palmese , D. Parkinson , S. Patil , F. Paz-Chinchón , A. A. Plazas , C. Pryke , N. S. Ramachandra , C. L. Reichardt , J. D. Remolina González , A. K. Romer , A. Roodman , J. E. Ruhl , E. S. Rykoff , B. R. Saliwanchik , E. Sanchez , A. Saro , J. T. Sayre , K. K. Schaffer , T. Schrabback , S. Serrano , K. Sharon , C. Sievers , G. Smecher , M. Smith , M. Soares-Santos , A. A. Stark , K. T. Story , E. Suchyta , G. Tarle , C. Tucker , K. Vanderlinde , T. Veach , J. D. Vieira , G. Wang , J. Weller , N. Whitehorn , W. L. K. Wu , V. Yefremenko , Y. Zhang

The advent of high-resolution imaging of galaxy clusters using the Sunyaev-Zel'dovich Effect (SZE) provides a unique probe of the astrophysics of the intracluster medium (ICM) out to high redshifts. To investigate the effects of cluster…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 John J. Ruan , Thomas R. Quinn , Arif Babul

We study the multiple scattering Sunyaev-Zeldovich (SZ) signature, extending our previous analysis to high-temperature clusters. We consistently treat the anisotropy of the ambient radiation field caused by the first scattering and also…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-17 Jens Chluba , Liang Dai

We describe a maximum-likelihood technique for the removal of contaminating radio sources from interferometric observations of the Sunyaev-Zel'dovich (SZ) effect. This technique, based on a simultaneous fit for the radio sources and…

We analyze the uncertainties and possible systematics associated with the "Dark Flow" measurements using the cumulative Sunyaev-Zeldovich effect combined with all-sky catalogs of clusters of galaxies. Filtering of all-sky cosmic microwave…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-14 F. Atrio-Barandela , A. Kashlinsky , H. Ebeling , D. Kocevski , A. Edge

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

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

Measurements of the Sunyaev-Zel'dovich (hereafter SZ) effect distortion of the cosmic microwave background provide methods to derive the gas pressure and temperature of galaxy clusters. Here we study the ability of SZ effect observations to…

High Energy Astrophysical Phenomena · Physics 2015-05-28 D. A. Prokhorov , S. Colafrancesco , T. Akahori , K. Yoshikawa , S. Nagataki , K. -I. Seon

The imaging of galaxy clusters through the Sunyaev--Zel'dovich effect is a valuable tool to probe the thermal pressure of the intra-cluster gas, especially in the outermost regions where X-ray observations suffer from photon statistics. For…

Cosmology and Nongalactic Astrophysics · Physics 2019-10-09 Anna Silvia Baldi , Hervé Bourdin , Pasquale Mazzotta , Dominique Eckert , Stefano Ettori , Massimo Gaspari , Mauro Roncarelli

We develop and test a new statistical method to measure the kinematic Sunyaev-Zel'dovich (kSZ) effect. A sample of independently detected clusters is combined with the cosmic flow field predicted from a galaxy redshift survey in order to…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-11 Ming Li , Raul E. Angulo , Simon D. M. White , Jens Jasche

We perform the first joint analysis of galaxy clustering (GC) and the kinetic Sunyaev-Zel'dovich (kSZ) effect to simultaneously constrain cosmological and astrophysical parameters in this work, utilizing a combination of the Atacama…

Cosmology and Nongalactic Astrophysics · Physics 2026-01-13 Shaohong Li , Yi Zheng

We present a statistical strategy for the efficient determination of the cluster luminosity function from the Sunyaev-Zel'dovich (SZ) effects survey. To determine the cluster luminosity function from the noise contaminated SZ map, we first…

Astrophysics · Physics 2009-11-07 Jounghun Lee

The Sunyaev-Zeldovich (SZ) effect is a powerful tool in modern cosmology. With future observations promising ever improving SZ measurements, the relativistic corrections to the SZ signals from galaxy groups and clusters are increasingly…

Cosmology and Nongalactic Astrophysics · Physics 2022-10-12 Elizabeth Lee , Dhayaa Anbajagane , Priyanka Singh , Jens Chluba , Daisuke Nagai , Scott T. Kay , Weiguang Cui , Klaus Dolag , Gustavo Yepes

The hot ionized gas of the intra-cluster medium emits thermal radiation in the X-ray band and also distorts the cosmic microwave radiation through the Sunyaev-Zel'dovich (SZ) effect. Combining these two complementary sources of information…

Cosmology and Nongalactic Astrophysics · Physics 2016-06-08 Paula Tarrío , Jean-Baptiste Melin , Monique Arnaud , Gabriel W. Pratt

The mean pressure profile of the cluster population is a key element in cosmological analyses based on surveys of galaxy clusters observed through the Sunyaev-Zel'dovich (SZ) effect. A variation of both the shape and the amplitude of this…

Cosmology and Nongalactic Astrophysics · Physics 2020-02-12 F. Ruppin , F. Mayet , J. F. Macías-Pérez , L. Perotto
‹ Prev 1 8 9 10 Next ›