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Related papers: Predicting the Thermal Sunyaev-Zel'dovich Field us…

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The thermal Sunyaev-Zel'dovich effect (tSZ) is a sensitive probe of cosmology, as it traces the abundance of galaxy clusters and groups in the late-time Universe. Upcoming cosmic microwave background experiments such as the Simons…

Cosmology and Nongalactic Astrophysics · Physics 2025-06-24 Alina Sabyr , J. Colin Hill , Zoltan Haiman

The thermal Sunyaev-Zel'dovich effect is an important probe of clusters of galaxies, and has the attractive property of being proportional to the thermal energy content of the intracluster medium. With the assistance of X-ray data, the…

Astrophysics · Physics 2007-05-23 Mark Birkinshaw

The thermal Sunyaev-Zel'dovich (tSZ) effect signal is widely recognized as a robust mass proxy of galaxy clusters with small intrinsic scatter. However, recent observational calibration of the tSZ scaling relation using weak lensing (WL)…

Cosmology and Nongalactic Astrophysics · Physics 2016-07-27 Masato Shirasaki , Daisuke Nagai , Erwin T. Lau

Using WMAP 3-year data at the locations of close to $\sim 700$ X-ray selected clusters we have detected the amplitude of the thermal Sunyaev-Zeldovich (TSZ) effect at the 15$\sigma$ level, the highest statistical significance reported so…

Astrophysics · Physics 2009-11-13 F. Atrio-Barandela , A. Kashlinsky , D. Kocevski , H. Ebeling

The thermal Sunyaev-Zel'dovich (tSZ) effect is a spectral distortion of the cosmic microwave background (CMB) resulting from inverse Compton scattering of CMB photons with electrons in the medium of galaxy clusters. The spectrum of the tSZ…

Cosmology and Nongalactic Astrophysics · Physics 2023-05-18 David Zegeye , Thomas Crawford , Wayne Hu

Hot, ionized gas leaves an imprint on the cosmic microwave background via the thermal Sunyaev Zel'dovich (tSZ) effect. The cross-correlation of gravitational lensing (which traces the projected mass) with the tSZ effect (which traces the…

Cosmology and Nongalactic Astrophysics · Physics 2022-11-28 S. Pandey , M. Gatti , E. Baxter , J. C. Hill , X. Fang , C. Doux , G. Giannini , M. Raveri , J. DeRose , H. Huang , E. Moser , N. Battaglia , A. Alarcon , A. Amon , M. Becker , A. Campos , C. Chang , R. Chen , A. Choi , K. Eckert , J. Elvin-Poole , S. Everett , A. Ferte , I. Harrison , N. Maccrann , J. Mccullough , J. Myles , A. Navarro Alsina , J. Prat , R. P. Rollins , C. Sanchez , T. Shin , M. Troxel , I. Tutusaus , B. Yin , M. Aguena , S. Allam , F. Andrade-Oliveira , G. M. Bernstein , E. Bertin , B. Bolliet , J. R. Bond , D. Brooks , E. Calabrese , A. Carnero Rosell , M. Carrasco Kind , J. Carretero , R. Cawthon , M. Costanzi , M. Crocce , L. N. da Costa , M. E. S. Pereira , J. De Vicente , S. Desai , H. T. Diehl , J. P. Dietrich , P. Doel , J. Dunkley , S. Everett , A. E. Evrard , S. Ferraro , I. Ferrero , B. Flaugher , P. Fosalba , J. Garcia-Bellido , E. Gaztanaga , D. W. Gerdes , T. Giannantonio , D. Gruen , R. A. Gruendl , J. Gschwend , G. Gutierrez , K. Herner , A. D. Hincks , S. R. Hinton , D. L. Hollowood , K. Honscheid , J. P. Hughes , D. Huterer , B. Jain , D. J. James , T. Jeltema , E. Krause , K. Kuehn , O. Lahav , M. Lima , M. Lokken , M. S. Madhavacheril , M. A. G. Maia , J. J. Mcmahon , P. Melchior , F. Menanteau , R. Miquel , J. J. Mohr , K. Moodley , R. Morgan , F. Nati , M. D. Niemack , L. Page , A. Palmese , F. Paz-Chinchon , A. Pieres , A. A. Plazas Malagon , M. Rodriguez-Monroy , A. K. Romer , E. Sanchez , V. Scarpine , E. Schaan , S. Serrano , I. Sevilla-Noarbe , E. Sheldon , B. D. Sherwin , C. Sifon , M. Smith , M. Soares-Santos , D. Spergel , E. Suchyta , M. E. C. Swanson , G. Tarle , D. Thomas , C. To , T. N. Varga , J. Weller , E. J. Wollack , Z. Xu

Non-Gaussian statistics of late-time cosmological fields contain information beyond that captured in the power spectrum. Here we focus on one such example: the one-point probability distribution function (PDF) of the thermal…

Cosmology and Nongalactic Astrophysics · Physics 2019-05-15 Leander Thiele , J. Colin Hill , Kendrick M. Smith

Upcoming millimeter experiments that probe the cosmic microwave background (CMB) will observe tens of thousands of galaxy clusters through the thermal Sunyaev-Zeldovich (tSZ) effect. tSZ selected clusters are powerful probes of cosmological…

Cosmology and Nongalactic Astrophysics · Physics 2019-10-02 Dylan Cromer , Nicholas Battaglia , Mathew S. Madhavacheril

The Sunyaev-Zel'dovich (SZ) effect is a direct probe of thermal energy content of the Universe, induced in the cosmic microwave background (CMB) sky through scattering of CMB photons off hot electrons in the intracluster medium (ICM). We…

Astrophysics · Physics 2008-11-26 Niayesh Afshordi , Yen-Ting Lin , Daisuke Nagai , Alastair J. R. Sanderson

The kinetic Sunyaev-Zel'dovich (kSZ) effect, i.e., the Doppler boost of cosmic microwave background (CMB) photons caused by their scattering off free electrons in galaxy clusters and groups with non-zero bulk velocity, is a powerful window…

Cosmology and Nongalactic Astrophysics · Physics 2023-03-22 Boris Bolliet , J. Colin Hill , Simone Ferraro , Aleksandra Kusiak , Alex Krolewski

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

The possibility to constrain cosmological parameters from galaxy surveys using field-level machine learning methods that bypass traditional summary statistics analyses, depends crucially on our ability to generate simulated training sets.…

Cosmology and Nongalactic Astrophysics · Physics 2026-02-11 Iñigo Sáez-Casares , Matteo Calabrese , Davide Bianchi , Marina S. Cagliari , Marco Chiarenza , Jean-Marc Christille , Luigi Guzzo

Statistical properties of LSS serve as powerful tools to constrain the cosmological properties of our Universe. Tracing the gas pressure, the tSZ effect is a biased probe of mass distribution and can be used to test the physics of feedback…

Cosmology and Nongalactic Astrophysics · Physics 2025-02-06 Emma Ayçoberry , Pranjal R. S. , Karim Benabed , Yohan Dubois , Elisabeth Krause , Tim Eifler

We present an improved method for predicting the Sunyaev-Zeldovich (SZ) effect in galaxy clusters from spatially-resolved, spectroscopic X-ray data. Using the deprojected electron density and temperature profiles measured within a fraction…

Astrophysics · Physics 2009-09-17 R. W. Schmidt , S. W. Allen , A. C. Fabian

We report the detection of the kinetic Sunyaev-Zel'dovich (kSZ) effect in galaxy clusters with a 4.9 sigma significance using the latest 217 GHz Planck map from data release 4. For the detection, we stacked the Planck map at the positions…

Cosmology and Nongalactic Astrophysics · Physics 2022-06-15 Hideki Tanimura , Nabila Aghanim , Victor Bonjean , Saleem Zaroubi

Studying galaxy clusters through their Sunyaev-Zel'dovich (SZ) imprint on the Cosmic Microwave Background has many important advantages. The total SZ signal is an accurate and precise tracer of the total pressure in the intra-cluster medium…

Cosmology and Nongalactic Astrophysics · Physics 2014-12-19 Keith Grainge , Stefano Borgani , Sergio Colafrancesco , Chiara Ferrari , Anna Scaife , Paolo Marchegiani , S. Emritte , J. Weller

The thermal Sunyaev-Zeldovich (SZ) effect and the X-ray emission offer separate and highly complementary probes of the thermodynamics of the intracluster medium, particularly on their radial dependence. We already released \texttt{JoXSZ},…

Cosmology and Nongalactic Astrophysics · Physics 2022-02-09 Fabio Castagna , Stefano Andreon , Alberto Trombetta , Marco Landoni

The massive galaxy cluster "El Gordo" (ACT-CL J0102--4915) is a rare merging system with a high collision speed suggested by multi-wavelength observations and the theoretical modeling. Zhang et al. (2015) propose two types of mergers, a…

Cosmology and Nongalactic Astrophysics · Physics 2018-03-21 Congyao Zhang , Qingjuan Yu , Youjun Lu

Compton scattering of the cosmic microwave background (CMB) from hot ionized gas produces a range of effects, and the leading order effects are the kinetic and thermal Sunyaev Zel'dovich (kSZ and tSZ) effects. In the near future, CMB…

Cosmology and Nongalactic Astrophysics · Physics 2020-09-16 William R. Coulton , Atsuhisa Ota , Alexander van Engelen

Conventionally, in galaxy surveys, cosmological constraints on the growth and expansion history of the universe have been obtained from the measurements of redshift-space distortions and baryon acoustic oscillations embedded in the…

Cosmology and Nongalactic Astrophysics · Physics 2022-08-16 Teppei Okumura , Atsushi Taruya