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We evaluate the expected level of foreground contamination to the cosmic microwave background (CMB) polarised radiation, focusing on the diffuse emission from our own Galaxy. In particular, we perform a first attempt to simulate an all sky…

Astrophysics · Physics 2015-06-24 Carlo Baccigalupi

The Atacama Cosmology Telescope has measured the angular power spectra of microwave fluctuations to arcminute scales at frequencies of 148 and 218 GHz, from three seasons of data. At small scales the fluctuations in the primordial Cosmic…

In this review, we give an overview of some of the major aspects of data reduction and analysis for the cosmic microwave background (CMB). Since its prediction and discovery in the last century, the CMB radiation has proven itself to be one…

Astrophysics · Physics 2009-09-29 Matthieu Tristram , Ken Ganga

In recent years the promise of experimental study of the cosmic microwave background (CMB) has been demonstrated. Herein a brief summary of the field is followed by an indication of future directions. The prospects for further revelations…

Astrophysics · Physics 2007-05-23 S. Staggs , S. Church

We study the effect of extragalactic point sources on satellite observations of the cosmic microwave background (CMB). In order to separate the contributions due to different foreground components, a maximum-entropy method is applied to…

The cosmic microwave background (CMB) is one of the finest probes of cosmology. Its all-sky temperature and linear polarization (LP) fluctuations have been measured precisely at a level of deltaT/TCMB ~10^{-6}. In comparison, circular…

Cosmology and Nongalactic Astrophysics · Physics 2016-08-03 Soma King , Philip Lubin

Spectral distortions of the Cosmic Microwave Background (CMB) offer the possibility of probing processes which occurred during the evolution of our Universe going back up to Z$\simeq 10^7$. Unfortunately all the attempts so far carried out…

Instrumentation and Methods for Astrophysics · Physics 2017-02-22 Giorgio Sironi

Observations of the cosmic microwave background represent a remarkable source of information for modern cosmology. Besides providing impressive support for the Big Bang model itself, they quantify the overall framework, or background, for…

Astrophysics · Physics 2015-06-24 Alain Blanchard , James G. Bartlett , Marian Douspis

The next generation low-frequency radio telescopes may probe cosmological models by means of observations of the cosmic microwave background (CMB). I discuss the prospects for observations of CMB imprints - recombination lines from the…

Astrophysics · Physics 2007-05-23 R. Subrahmanyan

The cosmic microwave background radiation (CMB) is now firmly established as a fundamental and essential probe of the geometry, constituents, and birth of the Universe. The CMB is a potent observable because it can be measured with…

Instrumentation and Methods for Astrophysics · Physics 2015-06-05 S. Hanany , M. Niemack , L. Page

Confusion noise due to extragalactic sources is a fundamental astrophysical limitation for experiments aimed at accurately determining the power spectrum of the Cosmic Microwave Background (CMB) down to arcmin angular scales and with a…

Astrophysics · Physics 2007-05-23 L. Toffolatti , G. De Zotti , F. Argüeso , C. Burigana

We propose a method to extract the projected power spectrum of density perturbations from the distortions in the cosmic microwave background (CMB). The distortions are imprinted onto the CMB by the gravitational lensing effect and can be…

Astrophysics · Physics 2009-10-31 Uros Seljak , Matias Zaldarriaga

We use absolutely calibrated data between 3 and 90 GHz from the 2006 balloon flight of the ARCADE 2 instrument, along with previous measurements at other frequencies, to constrain models of extragalactic emission. Such emission is a…

Cosmology and Nongalactic Astrophysics · Physics 2009-01-21 M. Seiffert , D. J. Fixsen , A. Kogut , S. M. Levin , M. Limon , P. M. Lubin , P. Mirel , J. Singal , T. Villela , E. Wollack , C. A. Wuensche

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

I describe briefly the Cosmic Microwave Background (hereafter CMB) physics which explains why high accuracy observations of its spatial structure are a unique observational tool both for the determination of the global cosmological…

Astrophysics · Physics 2007-05-23 Francois R. Bouchet

Clusters of galaxies gravitationally lens the cosmic microwave background (CMB) radiation, resulting in a distinct imprint in the CMB on arcminute scales. Measurement of this effect offers a promising way to constrain the masses of galaxy…

Cosmology and Nongalactic Astrophysics · Physics 2018-02-28 E. J. Baxter , S. Raghunathan , T. M. Crawford , P. Fosalba , Z. Hou , G. P. Holder , Y. Omori , S. Patil , E. Rozo , T. M. C. Abbott , J. Annis , K. Aylor , A. Benoit-Lévy , B. A. Benson , E. Bertin , L. Bleem , E. Buckley-Geer , D. L. Burke , J. Carlstrom , A. Carnero Rosell , M. Carrasco Kind , J. Carretero , C. L. Chang , H-M. Cho , A. T. Crites , M. Crocce , C. E. Cunha , L. N. da Costa , C. B. D'Andrea , C. Davis , T. de Haan , S. Desai , M. A. Dobbs , S. Dodelson , J. P. Dietrich , P. Doel , A. Drlica-Wagner , J. Estrada , W. B. Everett , A. Fausti Neto , B. Flaugher , J. Frieman , J. García-Bellido , E. M. George , E. Gaztanaga , T. Giannantonio , D. Gruen , R. A. Gruendl , J. Gschwend , G. Gutierrez , N. W. Halverson , N. L. Harrington , W. G. Hartley , W. L. Holzapfel , K. Honscheid , J. D. Hrubes , B. Jain , D. J. James , M. Jarvis , T. Jeltema , L. Knox , E. Krause , K. Kuehn , S. Kuhlmann , N. Kuropatkin , O. Lahav , A. T. Lee , E. M. Leitch , T. S. Li , M. Lima , D. Luong-Van , A. Manzotti , M. March , D. P. Marrone , J. L. Marshall , P. Martini , J. J. McMahon , P. Melchior , F. Menanteau , S. S. Meyer , C. J. Miller , R. Miquel , L. M. Mocanu , J. J. Mohr , T. Natoli , B. Nord , R. L. C. Ogando , S. Padin , A. A. Plazas , C. Pryke , D. Rapetti , C. L. Reichardt , A. K. Romer , A. Roodman , J. E. Ruhl , E. Rykoff , M. Sako , E. Sanchez , J. T. Sayre , V. Scarpine , K. K. Schaffer , R. Schindler , M. Schubnell , I. Sevilla-Noarbe , E. Shirokoff , M. Smith , R. C. Smith , M. Soares-Santos , F. Z. Staniszewski , A. Stark , K. Story , E. Suchyta , G. Tarle , D. Thomas , M. A. Troxel , K. Vanderlinde , J. D. Vieira , A. R. Walker , R. Williamson , Y. Zhang , J. Zuntz

The last years have been an exciting period for the field of the Cosmic Microwave Background (CMB) research. With recent CMB balloon-borne and ground-based experiments we are entering a new era of 'precision' cosmology that enables us to…

Astrophysics · Physics 2007-05-23 Alessandro Melchiorri

Departures of the energy spectrum of the cosmic microwave background (CMB) from a perfect blackbody probe a fundamental property of the universe -- its thermal history. Current upper limits, dating back some 25 years, limit such spectral…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-01 A. Kogut , M. H. Abitbol , J. Chluba , J. Delabrouille , D. Fixsen , J. C. Hill , S. P. Patil , A. Rotti

Studying the polarization and spectral distortion of the Cosmic Microwave Background (CMB) in tandem with intensity fluctuations of the Cosmic Infrared Background (CIB) allows us to verify our assumptions on cosmic inflation and investigate…

Following the pioneering observations with COBE in the early 1990s, studies of the cosmic microwave background (CMB) have focused on temperature and polarization anisotropies. CMB spectral distortions - tiny departures of the CMB energy…