English
Related papers

Related papers: Cosmology from the kinetic polarized Sunyaev Zel'd…

200 papers

Measurements of the Cosmic Microwave Background (CMB) temperature anisotropies on large angular scales have uncovered a number of anomalous features of marginal statistical significance, such as a hemispherical power asymmetry, lack of…

Cosmology and Nongalactic Astrophysics · Physics 2020-07-01 Juan I. Cayuso , Matthew C. Johnson

The kinetic Sunyaev Zel'dovich (kSZ) effect is a blackbody cosmic microwave background (CMB) temperature anisotropy induced by Thomson scattering off free electrons in bulk motion with respect to the CMB rest frame. The statistically…

Cosmology and Nongalactic Astrophysics · Physics 2026-05-11 Richard Bloch , Matthew C. Johnson

Secondary CMB polarization is induced by the late-time scattering of CMB photons by free electrons on our past light cone. This polarized Sunyaev Zel'dovich (pSZ) effect is sensitive to the electrons' locally observed CMB quadrupole, which…

Cosmology and Nongalactic Astrophysics · Physics 2018-04-25 Anne-Sylvie Deutsch , Matthew C. Johnson , Moritz Münchmeyer , Alexandra Terrana

The kinetic Sunyaev Zel'dovich (kSZ) and polarized Sunyaev Zel'dovich (pSZ) effects are temperature and polarization anisotropies induced by the scattering of CMB photons from structure in the post-reionization Universe. In the case of the…

Cosmology and Nongalactic Astrophysics · Physics 2018-12-12 Anne-Sylvie Deutsch , Emanuela Dimastrogiovanni , Matthew C. Johnson , Moritz Münchmeyer , Alexandra Terrana

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 consider the polarized Sunyaev-Zel'dovich (pSZ) effect for a tomographic probe of cosmic birefringence, including all relevant terms of the pSZ effect in the cosmic microwave background (CMB) observables, some of which were ignored in…

Cosmology and Nongalactic Astrophysics · Physics 2024-12-30 Toshiya Namikawa , Ippei Obata

The kinetic Sunyaev Zel'dovich (kSZ) effect, cosmic microwave background (CMB) anisotropies induced by scattering from free electrons in bulk motion, is a primary target of future CMB experiments. Measurements of the kSZ effect have the…

Cosmology and Nongalactic Astrophysics · Physics 2018-09-12 Juan I. Cayuso , Matthew C. Johnson , James B. Mertens

Upcoming cosmic microwave background (CMB) surveys will soon make the first detection of the polarized Sunyaev-Zel'dovich effect, the linear polarization generated by the scattering of CMB photons on the free electrons present in collapsed…

Cosmology and Nongalactic Astrophysics · Physics 2018-06-04 Joel Meyers , P. Daniel Meerburg , Alexander van Engelen , Nicholas Battaglia

Due to cosmic variance we cannot learn any more about large-scale inhomogeneities from the primary cosmic microwave background (CMB) alone. More information on large scales is essential for resolving large angular scale anomalies in the…

Cosmology and Nongalactic Astrophysics · Physics 2017-03-08 Alexandra Terrana , Mary-Jean Harris , Matthew C. Johnson

The kinetic Sunyaev-Zeldovich (kSZ) effect will be an important source of cosmological and astrophysical information in upcoming surveys of the cosmic microwave background (CMB). However, the kSZ effect will also act as the dominant source…

Cosmology and Nongalactic Astrophysics · Physics 2023-04-10 Simon Foreman , Selim C. Hotinli , Mathew S. Madhavacheril , Alexander van Engelen , Christina D. Kreisch

The Sunyaev-Zel'dovich (SZ) effects are produced by the interaction of cosmic microwave background (CMB) photons with the ionized and diffuse gas of electrons inside galaxy clusters integrated along the line of sight. The two main effects…

Cosmology and Nongalactic Astrophysics · Physics 2017-02-01 G. Hurier

The kinetic Sunyaev Zel'dovich (kSZ) effect, cosmic microwave background (CMB) temperature anisotropies induced by scattering of CMB photons from free electrons, forms the dominant blackbody component of the CMB on small angular scales.…

Cosmology and Nongalactic Astrophysics · Physics 2020-12-01 Fiona McCarthy , Matthew C. Johnson

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

The kinetic Sunyaev-Zel'dovich (kSZ) effect is a secondary cosmic microwave background (CMB) anisotropy induced by the scattering of CMB photons off intervening electrons. Through cross-correlations with tracers of large-scale structure,…

Cosmology and Nongalactic Astrophysics · Physics 2021-04-28 Gabriela Sato-Polito , José Luis Bernal , Kimberly K. Boddy , Marc Kamionkowski

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

If the physics behind dark energy and/or dark matter violates the parity symmetry assumed in the standard cosmological paradigm, the linear polarization of the cosmic microwave background (CMB) photons can rotate due to their coupling to…

Cosmology and Nongalactic Astrophysics · Physics 2022-11-08 Nanoom Lee , Selim C. Hotinli , Marc Kamionkowski

The kinetic Sunyaev Zel'dovich (kSZ) effect, cosmic microwave background (CMB) temperature anisotropies induced by the scattering of CMB photons from free electrons, will be measured by near-term CMB experiments at high significance. By…

Cosmology and Nongalactic Astrophysics · Physics 2023-02-01 Dagoberto Contreras , Fiona McCarthy , Matthew C. Johnson

Observational cosmology has become an important laboratory for testing General Relativity, with searches for modified gravity forming a significant portion of the science case for existing and future surveys. In this paper, we illustrate…

Cosmology and Nongalactic Astrophysics · Physics 2019-10-23 Zhen Pan , Matthew C. Johnson

We develop a new theoretical framework for studying the pairwise and cross-pairwise polarised kinetic Sunyaev Zeldovich (pkSZ) effect arising from the transverse peculiar velocity of galaxy clusters. The pkSZ effect is second order in…

Cosmology and Nongalactic Astrophysics · Physics 2024-07-24 Aritra Kumar Gon , Rishi Khatri

The Sunyaev-Zel'dovich (SZ) effect from clusters of galaxies should yield a significant signal in cosmic microwave background(CMB) experiments at small angular scales ($\ell \ga 1000$). Experiments with sufficient frequency coverage should…

Astrophysics · Physics 2007-05-23 Gilbert P. Holder , John E. Carlstrom
‹ Prev 1 2 3 10 Next ›