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We perform detailed calculations of cosmic microwave background (CMB) anisotropies in a CDM-dominated open universe with primordial adiabatic density perturbations for a variety of reionization histories. We show that to a great extent, the…

Astrophysics · Physics 2009-10-22 Marc Kamionkowski , David N. Spergel , Naoshi Sugiyama

Australia Telescope Compact Array (ATCA) observations in sky regions selected to be low in foreground confusion have been used to infer limits on arcmin-scale CMB anisotropy in total intensity and polarization. These deep searches have,…

Astrophysics · Physics 2007-05-23 Ravi Subrahmanyan

The six-meter Atacama Cosmology Telescope (ACT) in Chile was built to measure the cosmic microwave background (CMB) at arcminute angular scales. We are building a new polarization sensitive receiver for ACT (ACTPol). ACTPol will…

The cosmic microwave background (CMB) polarization, whose experimental detection must become the next natural step in the study of the CMB radiation, depends on the dynamics of hydrogen recombination in the Universe, on the relation between…

Astrophysics · Physics 2007-05-23 M. V. Sazhin , A. V. Toporensky

The polarization of the Cosmic Microwave Background (CMB)is a powerful observational tool at hand for modern cosmology. It allows to break the degeneracy of fundamental cosmological parameters one cannot obtain using only anisotropy data…

Astrophysics · Physics 2009-11-07 M. V. Sazhin , G. Sironi , O. S. Khovanskaya

The Atacama B-mode Search (ABS) experiment is a 145 GHz polarimeter designed to measure the B-mode polarization of the Cosmic Microwave Background (CMB) at large angular scales. The ABS instrument will ship to the Atacama Desert of Chile…

A new instrument, BAM (Balloon-borne Anisotropy Measurement), designed to measure cosmic microwave background (CMB) anisotropy at medium angular scales was flown for the first time in July of 1995. BAM is unique in that it uses a cryogenic…

Astrophysics · Physics 2007-05-23 G. S. Tucker , H. P. Gush , M. Halpern , W. Towlson

The Simons Observatory (SO) will make precise temperature and polarization measurements of the cosmic microwave background (CMB) using a set of telescopes which will cover angular scales between 1 arcminute and tens of degrees, contain over…

The Simons Observatory (SO) is a cosmic microwave background (CMB) survey experiment located in the Atacama Desert in Chile at an elevation of 5200 meters, nominally consisting of an array of three 0.42-meter small aperture telescopes…

We present results from the QMAP balloon experiment, which maps the Cosmic Microwave Background (CMB) and probes its angular power spectrum on degree scales. In two separate flights, data were taken in six channels at two frequency bands…

The angular power spectrum of the cosmic microwave background (CMB) contains information on virtually all cosmological parameters of interest, including the geometry of the Universe ($\Omega$), the baryon density, the Hubble constant ($h$),…

Astrophysics · Physics 2009-10-28 Gerard Jungman , Marc Kamionkowski , Arthur Kosowsky , David N. Spergel

We describe the BOOMERanG experiment, a stratospheric balloon telescope intended to measure the Cosmic Microwave Background anisotropy at angular scales between a few degrees and ten arcminutes. The experiment has been optimized for a long…

Cosmic microwave background (CMB) temperature anisotropies have and will continue to revolutionize our understanding of cosmology. The recent discovery of the previously predicted acoustic peaks in the power spectrum has established a…

Astrophysics · Physics 2011-07-19 Wayne Hu , Scott Dodelson

The past, present and future of cosmic microwave background (CMB) anisotropy research is discussed, with emphasis on the Boomerang and Maxima balloon experiments. These data are combined with large scale structure (LSS) information and high…

A compact overview of the status of CMB anisotropy results and their cosmological interpretation up until the end of 2005. Sections headings: Introduction; Description of CMB Anisotropies; Cosmological Parameters; Physics of Anisotropies;…

Astrophysics · Physics 2007-05-23 Douglas Scott , George Smoot

We discuss the potential of a next generation space-borne Cosmic Microwave Background (CMB) experiment for studies of extragalactic sources. Our analysis has particular bearing on the definition of the future space project, CORE, that has…

Astrophysics of Galaxies · Physics 2019-08-13 G. De Zotti , J. Gonzalez-Nuevo , M. Lopez-Caniego , M. Negrello , J. Greenslade , C. Hernandez-Monteagudo , J. Delabrouille , Z. -Y. Cai , M. Bonato , A. Achucarro , P. Ade , R. Allison , M. Ashdown , M. Ballardini , A. J. Banday , R. Banerji , J. G. Bartlett , N. Bartolo , S. Basak , M. Bersanelli , M. Biesiada , M. Bilicki , A. Bonaldi , J. Borrill , F. Bouchet , F. Boulanger , T. Brinckmann , M. Bucher , C. Burigana , A. Buzzelli , M. Calvo , C. S. Carvalho , M. G. Castellano , A. Challinor , J. Chluba , D. L. Clements , S. Clesse , S. Colafrancesco , I. Colantoni , A. Coppolecchia , M. Crook , G. D'Alessandro , P. de Bernardis , G. de Gasperis , J. M. Diego , E. Di Valentino , J. Errard , S. M. Feeney , R. Fernandez-Cobos , S. Ferraro , F. Finelli , F. Forastieri , S. Galli , R. T. Genova-Santos , M. Gerbino , S. Grandis , S. Hagstotz , S. Hanany , W. Handley , C. Hervias-Caimapo , M. Hills , E. Hivon , K. Kiiveri , T. Kisner , T. Kitching , M. Kunz , H. Kurki-Suonio , G. Lagache , L. Lamagna , A. Lasenby , M. Lattanzi , A. Le Brun , J. Lesgourgues , A. Lewis , M. Liguori , V. Lindholm , G. Luzzi , B. Maffei , N. Mandolesi , E. Martinez-Gonzalez , C. J. A. P. Martins , S. Masi , M. Massardi , D. McCarthy , A. Melchiorri , J. -B. Melin , D. Molinari , A. Monfardini , P. Natoli , A. Notari , A. Paiella , D. Paoletti , R. B. Partridge , G. Patanchon , M. Piat , G. Pisano , L. Polastri , G. Polenta , A. Pollo , V. Poulin , M. Quartin , M. Remazeilles , M. Roman , G. Rossi , B. F. Roukema , J. -A. Rubino-Martin , L. Salvati , D. Scott , S. Serjeant , A. Tartari , L. Toffolatti , M. Tomasi , N. Trappe , S. Triqueneaux , T. Trombetti , M. Tucci , C. Tucker , J. Valiviita , R. van de Weygaert , B. Van Tent , V. Vennin , P. Vielva , N. Vittorio , K. Young

While the major contribution to the Cosmic Microwave Background (CMB) anisotropies are the sought-after primordial fluctuations produced at the surface of last scattering, other effects produce secondary fluctuations at lower redshifts.…

Astrophysics · Physics 2007-05-23 A. Refregier

COMCUBE-S (COMCUBE-S (Compton Telescope CubeSat Swarm) is a proposed mission aimed at understanding the radiation mechanisms of ultra-relativistic jets from Gamma-Ray Bursts (GRBs). It consists of a swarm of 16U CubeSats carrying a…

Upcoming ground-based cosmic microwave background experiments will provide CMB maps with high sensitivity and resolution that can be used for high fidelity lensing reconstruction. However, the sky coverage will be incomplete and the noise…

Cosmology and Nongalactic Astrophysics · Physics 2019-12-11 Mark Mirmelstein , Julien Carron , Antony Lewis

We present a new, semi-analytic framework for estimating the level of residuals present in CMB maps derived from multi-frequency Cosmic Microwave Background (CMB) data and forecasting their impact on cosmological parameters. The data are…

Cosmology and Nongalactic Astrophysics · Physics 2016-11-02 Radek Stompor , Josquin Errard , Davide Poletti
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