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Related papers: Patchy Kinetic Sunyaev-Zel'dovich Effect with Cont…

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We present a measurement of the full shape of the power spectrum of the thermal Sunyaev-Zeldovich (tSZ) effect down to arcminute scales using cosmic microwave background (CMB) data from the South Pole Telescope (SPT) over roughly 100 ${\rm…

Cosmology and Nongalactic Astrophysics · Physics 2026-04-03 S. Raghunathan , P. A. R. Ade , D. Anbajagane , A. J. Anderson , B. Ansarinejad , M. Archipley , J. E. Austermann , L. Balkenhol , D. R. Barron , P. S. Barry , J. A. Beall , K. Benabed , A. N. Bender , B. A. Benson , F. Bianchini , L. E. Bleem , J. Bock , S. Bocquet , F. R. Bouchet , L. Bryant , E. Camphuis , M. G. Campitiello , J. E. Carlstrom , J. Carron , C. L. Chang , P. Chaubal , H. C. Chiang , P. M. Chichura , A. Chokshi , T. -L. Chou , R. Citron , A. Coerver , C. Corbett Moran , T. M. Crawford , A. T. Crites , C. Daley , T. de Haan , K. R. Dibert , M. A. Dobbs , M. Doohan , A. Doussot , D. Dutcher , W. Everett , C. Feng , K. R. Ferguson , N. C. Ferree , K. Fichman , A. Foster , S. Galli , J. Gallicchio , A. E. Gambrel , A. K. Gao , R. W. Gardner , F. Ge , E. M. George , N. Goeckner-Wald , R. Gualtieri , F. Guidi , S. Guns , N. Gupta , N. W. Halverson , E. Hivon , A. Y. Q. Ho , G. P. Holder , W. L. Holzapfel , J. C. Hood , J. D. Hrubes , A. Hryciuk , N. Huang , J. Hubmayr , K. D. Irwin , T. Jhaveri , F. Kéruzoré , A. R. Khalife , L. Knox , M. Korman , K. Kornoelje , C. -L. Kuo , A. T. Lee , K. Levy , Y. Li , D. Li , A. E. Lowitz , A. Lowitz , C. Lu , G. P. Lynch , T. J. Maccarone , A. S. Maniyar , E. S. Martsen , J. J. McMahon , F. Menanteau , M. Millea , J. Montgomery , Y. Nakato , T. Natoli , J. P. Nibarger , G. I. Noble , V. Novosad , Y. Omori , A. Ouellette , S. Padin , Z. Pan , P. Paschos , S. Patil , K. A. Phadke , A. W. Pollak , K. Prabhu , C. Pryke , W. Quan , M. Rahimi , A. Rahlin , C. L. Reichardt , M. Rouble , J. E. Ruhl , B. R. Saliwanchik , K. K. Schaffer , E. Schiappucci , C. Sievers , A. C. Silva Oliveira , A. Simpson , G. Smecher , J. A. Sobrin , A. A. Stark , J. Stephen , C. Tandoi , B. Thorne , C. Trendafilova , C. Tucker , C. Umilta , T. Veach , J. D. Vieira , A. G. Vieregg , M. P. Viero , A. Vitrier , Y. Wan , G. Wang , N. Whitehorn , W. L. K. Wu , V. Yefremenko , M. R. Young , J. A. Zebrowski , M. Zemcov

The kSZ effect has recently emerged as a powerful probe for precision cosmology through its ability to reconstruct the large-scale velocity field. In particular, the kSZ-reconstructed velocity-galaxy cross-correlation is sensitive to…

Cosmology and Nongalactic Astrophysics · Physics 2026-03-31 Carmen Embil Villagra , Fiona McCarthy , Antón Baleato Lizancos , Blake D. Sherwin , Anthony Challinor

We report a $5\sigma$ detection of the pairwise kinematic Sunyaev-Zel'dovich (kSZ) effect, combining galaxy clusters in DESI imaging surveys and the Planck temperature maps. The detection is facilitated by both improvements in the data and…

Cosmology and Nongalactic Astrophysics · Physics 2021-12-16 Ziyang Chen , Pengjie Zhang , Xiaohu Yang , Yi Zheng

The thermal Sunyaev-Zel'dovich (tSZ) effect measures the line-of-sight projection of the thermal pressure of free electrons and lacks any redshift information. By cross correlating the tSZ effect with an external cosmological tracer we can…

Cosmology and Nongalactic Astrophysics · Physics 2014-06-11 Geraint Pratten , Dipak Munshi

Cosmic bulk flow--the volume-averaged peculiar velocity of matter--serves as a fundamental test of the Cosmological Principle when probed on gigaparsec (Gpc) scales. Historically, however, measurements of cosmic bulk flow have been limited…

Cosmology and Nongalactic Astrophysics · Physics 2026-05-13 Suroor Seher Gandhi , Matthew C. Johnson , Jordan Krywonos , Michael J. Hudson

We examine, from first principles, the angular power spectrum between the kinematic Sunyaev-Zel'dovich effect (kSZ) and the reconstructed galaxy momentum - the basis of existing and future "kSZ stacking" analyses. We present a comprehensive…

Cosmology and Nongalactic Astrophysics · Physics 2025-11-18 Amy Wayland , David Alonso , Adrien La Posta

In pursuit of understanding the early Universe and early processes occurring particularly in the Dark Ages (DA) and the Epoch of Reionization (EoR), it is vital that a suitable probe is identified. Probing these epochs will be useful in…

Cosmology and Nongalactic Astrophysics · Physics 2018-11-13 Charles Mpho Takalana , Sergio Colafrancesco , Paolo Marchegiani

The rotational kinematic Sunyaev-Zeldovich (rkSZ) signal, imprinted on the cosmic microwave background (CMB) by the gaseous halos (spinning "atmospheres") of foreground galaxies, would be a novel probe of galaxy formation. Although the…

Astrophysics of Galaxies · Physics 2020-04-15 José Manuel Zorrilla Matilla , Zoltán Haiman

The cosmic microwave background (CMB) serves as a backlight to large-scale structure during the epoch of reionization, where Thomson scattering gives rise to temperature anisotropies on small angular scales from the kinetic Sunyaev…

Cosmology and Nongalactic Astrophysics · Physics 2022-03-21 Selim C. Hotinli , Matthew C. Johnson

We discuss the possibility to constrain the relation between redshift and temperature of the cosmic microwave background (CMB) using multifrequency Sunyaev-Zeldovich (SZ) observations. We have simulated a catalog of clusters of galaxies…

Astrophysics · Physics 2009-11-11 Cathy Horellou , Martin Nord , Daniel Johansson , Anna Levy

A number of large current experiments aim to detect the signatures of the Cosmic Reionization at redshifts z>6. Their success depends crucially on understanding the character of the reionization process and its observable consequences and…

Astrophysics · Physics 2009-11-13 Ilian T. Iliev , Garrelt Mellema , Ue-Li Pen , J. Richard Bond , Paul R. Shapiro

The detection and characterization of primordial gravitational waves through their impact on the polarization anisotropies of the cosmic microwave background (CMB) is a primary science goal of current and future observations of the CMB. An…

Cosmology and Nongalactic Astrophysics · Physics 2019-10-30 Anne-Sylvie Deutsch , Emanuela Dimastrogiovanni , Matteo Fasiello , Matthew C. Johnson , Moritz Münchmeyer

We present a new method for component separation aimed to extract Sunyaev-Zeldovich (SZ) galaxy clusters from multifrequency maps of Cosmic Microwave Background (CMB) experiments. This method is designed to recover non-Gaussian, spatially…

Astrophysics · Physics 2009-11-10 E. Pierpaoli , S. Anthoine , K. Huffenberger , I. Daubechies , .

We present a joint analysis of weak gravitational lensing (shear) data obtained from the first three years of observations by the Dark Energy Survey and thermal Sunyaev-Zel'dovich (tSZ) effect measurements from a combination of Atacama…

Cosmology and Nongalactic Astrophysics · Physics 2025-06-10 S. Pandey , J. C. Hill , A. Alarcon , O. Alves , A. Amon , D. Anbajagane , F. Andrade-Oliveira , N. Battaglia , E. Baxter , K. Bechtol , M. R. Becker , G. M. Bernstein , J. Blazek , S. L. Bridle , E. Calabrese , H. Camacho , A. Campos , A. Carnero Rosell , M. Carrasco Kind , R. Cawthon , C. Chang , R. Chen , P. Chintalapati , A. Choi , J. Cordero , W. Coulton , M. Crocce , C. Davis , J. DeRose , M. Devlin , H. T. Diehl , S. Dodelson , C. Doux , A. Drlica-Wagner , K. Eckert , T. F. Eifler , J. Elvin-Poole , S. Everett , X. Fang , A. Ferté , P. Fosalba , O. Friedrich , M. Gatti , E. Gaztanaga , G. Giannini , V. Gluscevic , D. Gruen , R. A. Gruendl , B. Ried Guachalla , I. Harrison , W. G. Hartley , K. Herner , H. Huang , E. M. Huff , D. Huterer , B. Jain , M. Jarvis , E. Krause , N. Kuropatkin , A. Kusiak , P. Leget , P. Lemos , A. R. Liddle , M. Lokken , N. MacCrann , J. McCullough , K. Moodley , J. Muir , J. Myles , A. Navarro-Alsina , Y. Omori , Y. Park , B. Partridge , A. Porredon , J. Prat , M. Raveri , A. Refregier , R. P. Rollins , A. Roodman , R. Rosenfeld , A. J. Ross , E. S. Rykoff , S. Samuroff , J. Sanchez , C. Sánchez , L. F. Secco , I. Sevilla-Noarbe , S. Shaikh , E. Sheldon , T. Shin , Cristóbal Sifón , C. To , A. Troja , M. A. Troxel , I. Tutusaus , T. N. Varga , N. Weaverdyck , R. H. Wechsler , E. J. Wollack , B. Yanny , B. Yin , Y. Zhang , J. Zuntz , S. S. Allam , D. Bacon , S. Bocquet , D. Brooks , D. L. Burke , J. Carretero , R. Cawthon , M. Costanzi , L. N. da Costa , M. E. da Silva Pereira , T. M. Davis , S. Desai , J. Frieman , J. García-Bellido , G. Gutierrez , S. R. Hinton , D. L. Hollowood , K. Honscheid , D. J. James , N. Jeffrey , S. Lee , J. L. Marshall , J. Mena-Fernández , R. Miquel , J. J. Mohr , R. L. C. Ogando , A. A. Plazas Malag'on , A. K. Romer , E. Sanchez , B. Santiago , M. Smith , E. Suchyta , M. E. C. Swanson , D. Thomas , V. Vikram , A. R. Walker , J. Weller , P. Wiseman

We report the first robust evidence for the rotational kinematic Sunyaev-Zel'dovich (rkSZ) effect, produced by the Thomson scattering of cosmic microwave background (CMB) photons off rotating intracluster gas. By combining CMB intensity and…

Cosmology and Nongalactic Astrophysics · Physics 2025-12-12 Samuel Goldstein , J. Colin Hill

We investigate the effect of patchy reionization on the cosmic microwave background temperature. An anisotropic optical depth tau (theta) alters the TT power spectrum on small scales l > 2000. We make use of the correlation between the…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 Aravind Natarajan , Nick Battaglia , Hy Trac , Ue Li Pen , Abraham Loeb

We have performed a sequence of high resolution hydrodynamic simulations of structure formation in a LCDM model to study the thermal and kinetic Sunyaev-Zel'dovich (SZ) effects. Including only adiabatic gas physics, we demonstrate that our…

Astrophysics · Physics 2009-10-31 Volker Springel , Martin White , Lars Hernquist

The 'optical depth-linear growth rate' ($\tau_{\rm T}-f$) degeneracy is a long-standing problem in the kinetic Sunyaev Zel'dovich (kSZ) cosmology. It can be spontaneously broken in redshift space, where the velocity field leaves its own…

Cosmology and Nongalactic Astrophysics · Physics 2023-08-08 Liang Xiao , Yi Zheng