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We describe Sunyaev-Zel'dovich (SZ) effect measurements and analysis of the intracluster medium (ICM) pressure profiles of a set of 45 massive galaxy clusters imaged using Bolocam at the Caltech Submillimeter Observatory. We have used…

We present a catalog of 4195 optically confirmed Sunyaev-Zel'dovich (SZ) selected galaxy clusters detected with signal-to-noise > 4 in 13,211 deg$^2$ of sky surveyed by the Atacama Cosmology Telescope (ACT). Cluster candidates were selected…

宇宙学与河外天体物理 · 物理学 2021-03-17 M. Hilton , C. Sifón , S. Naess , M. Madhavacheril , M. Oguri , E. Rozo , E. Rykoff , T. M. C. Abbott , S. Adhikari , M. Aguena , S. Aiola , S. Allam , S. Amodeo , A. Amon , J. Annis , B. Ansarinejad , C. Aros-Bunster , J. E. Austermann , S. Avila , D. Bacon , N. Battaglia , J. A. Beall , D. T. Becker , G. M. Bernstein , E. Bertin , T. Bhandarkar , S. Bhargava , J. R. Bond , D. Brooks , D. L. Burke , E. Calabrese , J. Carretero , S. K. Choi , A. Choi , C. Conselice , L. N. da Costa , M. Costanzi , D. Crichton , K. T. Crowley , R. Dünner , E. V. Denison , M. J. Devlin , S. R. Dicker , H. T. Diehl , J. P. Dietrich , P. Doel , S. M. Duff , A. J. Duivenvoorden , J. Dunkley , S. Everett , S. Ferraro , I. Ferrero , A. Ferté , B. Flaugher , J. Frieman , P. A. Gallardo , J. García-Bellido , E. Gaztanaga , D. W. Gerdes , P. Giles , J. E. Golec , M. B. Gralla , S. Grandis , D. Gruen , R. A. Gruendl , J. Gschwend , G. Gutierrez , D. Han , W. G. Hartley , M. Hasselfield , J. C. Hill , G. C. Hilton , A. D. Hincks , S. R. Hinton , S-P. P. Ho , K. Honscheid , B. Hoyle , J. Hubmayr , K. M. Huffenberger , J. P. Hughes , A. T. Jaelani , B. Jain , D. J. James , T. Jeltema , S. Kent , M. Carrasco Kind , K. Knowles , B. J. Koopman , K. Kuehn , O. Lahav , M. Lima , Y-T. Lin , M. Lokken , S. I. Loubser , N. MacCrann , M. A. G. Maia , T. A. Marriage , J. Martin , J. McMahon , P. Melchior , F. Menanteau , R. Miquel , H. Miyatake , K. Moodley , R. Morgan , T. Mroczkowski , F. Nati , L. B. Newburgh , M. D. Niemack , A. J. Nishizawa , R. L. C. Ogando , J. Orlowski-Scherer , L. A. Page , A. Palmese , B. Partridge , F. Paz-Chinchón , P. Phakathi , A. A. Plazas , N. C. Robertson , A. K. Romer , A. Carnero Rosell , M. Salatino , E. Sanchez , E. Schaan , A. Schillaci , N. Sehgal , S. Serrano , T. Shin , S. M. Simon , M. Smith , M. Soares-Santos , D. N. Spergel , S. T. Staggs , E. R. Storer , E. Suchyta , M. E. C. Swanson , G. Tarle , D. Thomas , C. To , H. Trac , J. N. Ullom , L. R. Vale , J. Van Lanen , E. M. Vavagiakis , J. De Vicente , R. D. Wilkinson , E. J. Wollack , Z. Xu , Y. Zhang

Scaling relations among galaxy cluster observables, which will become available in large future samples of galaxy clusters, could be used to constrain not only cluster structure, but also cosmology. We study the utility of this approach,…

宇宙学与河外天体物理 · 物理学 2015-05-13 Cien Shang , Zoltan Haiman , Licia Verde

We present predicted Sunyaev-Zeldovich (SZ) properties of known X-ray clusters of galaxies for which gas temperature measurements are available. The reference sample was compiled from the BAX database for X-ray clusters. The…

宇宙学与河外天体物理 · 物理学 2015-05-14 Luis Ferramacho , Alain Blanchard

(Abridged) The amplitude of the thermal Sunyaev Zel'dovich effect (tSZ) power spectrum is extremely sensitive to the abundance of galaxy clusters and therefore to fundamental cosmological parameters that control their growth, such as…

宇宙学与河外天体物理 · 物理学 2015-06-18 Ian G. McCarthy , Amandine M. C. Le Brun , Joop Schaye , Gilbert P. Holder

We report results of a study of Planck Sunyaev-Zel'dovich effect (SZE) selected galaxy cluster candidates using the Panoramic Survey Telescope & Rapid Response System (Pan-STARRS) imaging data. We first examine 150 Planck confirmed galaxy…

The South Pole Telescope (SPT) is conducting a Sunyaev-Zel'dovich (SZ) effect survey over large areas of the southern sky, searching for massive galaxy clusters to high redshift. In this preliminary study, we focus on a 40 square-degree…

Galaxy cluster number counts are an important probe to constrain cosmological parameters. One of the main ingredients of the analysis, along with accurate estimates of the clusters' masses, is the selection function, and in particular the…

宇宙学与河外天体物理 · 物理学 2024-05-29 Stefano Gallo , Marian Douspis , Elie Soubrié , Laura Salvati

We evaluate the consistency between lensing and clustering probes of large-scale structure based on measurements of projected galaxy clustering from BOSS combined with overlapping galaxy-galaxy lensing from three surveys: DES Y3, HSC Y1,…

宇宙学与河外天体物理 · 物理学 2022-10-26 A. Amon , N. C. Robertson , H. Miyatake , C. Heymans , M. White , J. DeRose , S. Yuan , R. H. Wechsler , T. N. Varga , S. Bocquet , A. Dvornik , S. More , A. J. Ross , H. Hoekstra , A. Alarcon , M. Asgari , J. Blazek , A. Campos , R. Chen , A. Choi , M. Crocce , H. T. Diehl , C. Doux , K. Eckert , J. Elvin-Poole , S. Everett , A. Ferté , M. Gatti , G. Giannini , D. Gruen , R. A. Gruendl , W. G. Hartley , K. Herner , H. Hildebrandt , S. Huang , E. M. Huff , B. Joachimi , S. Lee , N. MacCrann , J. Myles , A. Navarro- Alsina , T. Nishimichi , J. Prat , L. F. Secco , I. Sevilla-Noarbe , E. Sheldon , T. Shin , T. Trster , M. A. Troxel , I. Tutusaus , A. H. Wright , B. Yin , M. Aguena , S. Allam , J. Annis , D. Bacon , M. Bilicki , D. Brooks , D. L. Burke , A. Carnero Rosell , J. Carretero , F. J. Castander , R. Cawthon , M. Costanzi , L. N. da Costa , M. E. S. Pereira , J. de Jong , J. De Vicente , S. Desai , J. P. Dietrich , P. Doel , I. Ferrero , J. Frieman , J. García-Bellido , D. W. Gerdes , J. Gschwend , G. Gutierrez , S. R. Hinton , D. L. Hollowood , K. Honscheid , D. Huterer , A. Kannawadi , K. Kuehn , N. Kuropatkin , O. Lahav , M. Lima , M. A. G. Maia , J. L. Marshall , F. Menanteau , R. Miquel , J. J. Mohr , R. Morgan , J. Muir , F. Paz-Chinchon , A. Pieres , A. A. Plazas Malagón , A. Porredon , M. Rodriguez-Monroy , A. Roodman , E. Sanchez , S. Serrano , H. Shan , E. Suchyta , M. E. C. Swanson , G. Tarle , D. Thomas , C. To , Y. Zhang

We derive cosmological constraints using a galaxy cluster sample selected from the 2500~deg$^2$ SPT-SZ survey. The sample spans the redshift range $0.25< z<1.75$ and contains 343 clusters with SZ detection significance $\xi>5$. The sample…

We used optical imaging and spectroscopic data to derive substructure estimates for local Universe ($z < 0.11$) galaxy clusters from two different samples. The first was selected through the Sunyaev-Zel'dovich (SZ) effect by the Planck…

宇宙学与河外天体物理 · 物理学 2018-05-25 P. A. A. Lopes , M. Trevisan , T. F. Laganá , F. Durret , A. L. B. Ribeiro , S. B. Rembold

Residual foreground contamination in cosmic microwave background (CMB) maps, such as the residual contamination from thermal Sunyaev-Zeldovich (SZ) effect in the direction of galaxy clusters, can bias the cross-correlation measurements…

宇宙学与河外天体物理 · 物理学 2018-07-11 Tianyue Chen , Mathieu Remazeilles , Clive Dickinson

We use mock Sunyaev-Zel'dovich effect (SZE) maps to investigate how well the Planck mission might find and characterize clusters of galaxies. We discuss different combinations of frequency maps and different methods for identifying cluster…

天体物理学 · 物理学 2008-11-26 Martin White

The $Planck$ satellite has recently completed an all-sky galaxy cluster survey exploiting the thermal Sunyaev-Zel'dovich (SZ) effect to locate some of the most massive systems observable. With a median redshift of $\left<z\right>=0.22$, the…

宇宙学与河外天体物理 · 物理学 2015-08-06 T. Mroczkowski , A. Kovács , E. Bulbul , J. Staguhn , D. J. Benford , T. E. Clarke , R. J. van Weeren , H. T. Intema , S. Randall

Clusters of galaxies have the potential of providing powerful constraints on possible deviations from General Relativity. We use the catalogue of Sunyaev-Zel'dovich sources detected by Planck and consider a correction to the halo mass…

宇宙学与河外天体物理 · 物理学 2017-02-08 Simone Peirone , Marco Raveri , Matteo Viel , Stefano Borgani , Stefano Ansoldi

Recent detections of the cross-correlation of the thermal Sunyaev-Zel'dovich (tSZ) effect and weak gravitational lensing (WL) enable unique studies of cluster astrophysics and cosmology. In this work, we present constraints on the amplitude…

宇宙学与河外天体物理 · 物理学 2018-01-25 Ken Osato , Samuel Flender , Daisuke Nagai , Masato Shirasaki , Naoki Yoshida

We present a new measurement of the scaling relation between X-ray luminosity and total mass for 17,000 galaxy clusters in the maxBCG cluster sample. Stacking sub-samples within fixed ranges of optical richness, N_200, we measure the mean…