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The High Frequency Instrument of Planck will map the entire sky in the millimeter and sub-millimeter domain from 100 to 857 GHz with unprecedented sensitivity to polarization ($\Delta P/T_{\tiny cmb} \sim 4\cdot 10^{-6}$) at 100, 143, 217…

We study a possibility of constraining isotropic cosmic birefringence with help of cosmic microwave background polarisation data in the presence of polarisation angle miscalibration without relying on any assumptions about the Galactic…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-13 Baptiste Jost , Josquin Errard , Radek Stompor

This paper discusses the Cosmic Background (CB) dipoles observations in the framework of the Planck mission. Dipoles observations can be used in three ways: (i) It gives a measurement of the peculiar velocity of our Galaxy which is an…

Astrophysics · Physics 2009-11-07 M. Piat , G. Lagache , J. P. Bernard , M. Giard , J. L. Puget

GroundBIRD is a ground-based experiment for the precise observation of the polarization of the cosmic microwave background (CMB). To achieve high sensitivity at large angular scale, we adopt three features in this experiment: fast rotation…

The upcoming generation of cosmic microwave background (CMB) experiments face a major challenge in detecting the weak cosmic B-mode signature predicted as a product of primordial gravitational waves. To achieve the required sensitivity…

Cosmology and Nongalactic Astrophysics · Physics 2011-12-22 D. T. O'Dea , C. N. Clark , C. R. Contaldi , C. J. MacTavish

I briefly review some of the most common map-making strategies for experiments targeting the polarization of the Cosmic Microwave Background (CMB), in light of the anticipated volumes of data collected by next generation observatories such…

Cosmology and Nongalactic Astrophysics · Physics 2024-06-25 Simon Biquard

We consider future balloon-borne and ground-based suborbital experiments designed to search for inflationary gravitational waves, and investigate the impact of residual foregrounds that remain in the estimated cosmic microwave background…

Cosmology and Nongalactic Astrophysics · Physics 2011-08-03 Y. Fantaye , F. Stivoli , J. Grain , S. M. Leach , M. Tristram , C. Baccigalupi , R. Stompor

Fundamental information about the Universe is encoded in anisotropies of the Cosmic Microwave Background (CMB) radiation. To make full use of this information, an experiment must image the entire sky with the angular resolution,…

We present a Bayesian parametric component separation method for polarised microwave sky maps. We solve jointly for the primary cosmic microwave background (CMB) signal and the main Galactic polarised foreground components. For the latter,…

Cosmology and Nongalactic Astrophysics · Physics 2022-10-12 Roger de Belsunce , Steven Gratton , George Efstathiou

Cosmic Microwave Background (CMB) lensing is a powerful probe of the matter distribution in the Universe. The standard quadratic estimator, which is typically used to measure the lensing signal, is known to be suboptimal for low-noise…

Cosmology and Nongalactic Astrophysics · Physics 2019-04-26 Benjamin Horowitz , Simone Ferraro , Blake D. Sherwin

Polarization is the next frontier of CMB analysis, but its signal is dominated over much of the sky by foregrounds which must be carefully removed. To determine the efficacy of this cleaning it is necessary to have sensitive tests for…

Astrophysics · Physics 2007-09-06 Duncan Hanson , Douglas Scott , Emory F. Bunn

In this paper we describe the global on-sky calibration strategy of the LSPE-Strip instrument. Strip is a microwave telescope operating in the Q- and W-bands (central frequencies of 43 and 95 GHz respectively) from the Observatorio del…

We assess the impact of non-ideal, continuously rotating half-wave plates (HWPs) on cosmic microwave background (CMB) polarization measurements targeting large angular scale signal. Such hardware solutions are used in or planned for…

Cosmology and Nongalactic Astrophysics · Physics 2026-03-20 Ema Tsang-King-Sang , Josquin Errard , Simon Biquard , Pierre Chanial , Wassim Kabalan , Wuhyun Sohn , Radek Stompor

We quantify the limiting factors in optimizing current-technology cosmic microwave background (CMB) polarization experiments in order to learn about inflationary physics. We consider space-based, balloon-borne and ground-based experiments.…

Astrophysics · Physics 2011-05-12 Licia Verde , Hiranya Peiris , Raul Jimenez

We present an analysis of the main systematic effects that could impact the measurement of CMB polarization with the proposed CORE space mission. We employ timeline-to-map simulations to verify that the CORE instrumental set-up and scanning…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-13 P. Natoli , M. Ashdown , R. Banerji , J. Borrill , A. Buzzelli , G. de Gasperis , J. Delabrouille , E. Hivon , D. Molinari , G. Patanchon , L. Polastri , M. Tomasi , F. R. Bouchet , S. Henrot-Versillé , D. T. Hoang , R. Keskitalo , K. Kiiveri , T. Kisner , V. Lindholm , D. McCarthy , F. Piacentini , O. Perdereau , G. Polenta , M. Tristram , A. Achucarro , P. Ade , R. Allison , C. Baccigalupi , M. Ballardini , A. J. Banday , J. Bartlett , N. Bartolo , S. Basak , J. Baselmans , D. Baumann , M. Bersanelli , A. Bonaldi , M. Bonato , F. Boulanger , T. Brinckmann , M. Bucher , C. Burigana , Z. -Y. Cai , M. Calvo , C. -S. Carvalho , G. Castellano , A. Challinor , J. Chluba , S. Clesse , I. Colantoni , A. Coppolecchia , M. Crook , G. D'Alessandro , P. de Bernardis , G. De Zotti , E. Di Valentino , J. -M. Diego , J. Errard , S. Feeney , R. Fernandez-Cobos , F. Finelli , F. Forastieri , S. Galli , R. Genova-Santos , M. Gerbino , J. Gonzalez-Nuevo , S. Grandis , J. Greenslade , A. Gruppuso , S. Hagstotz , S. Hanany , W. Handley , C. Hernandez-Monteagudo , C. Hervias-Caimapo , M. Hills , E. Keihänen , T. Kitching , M. Kunz , H. Kurki-Suonio , L. Lamagna , A. Lasenby , M. Lattanzi , J. Lesgourgues , A. Lewis , M. Liguori , M. López-Caniego , G. Luzzi , B. Maffei , N. Mandolesi , E. Martinez-Gonzalez , C. J. A. P. Martins , S. Masi , A. Melchiorri , J. -B. Melin , M. Migliaccio , A. Monfardini , M. Negrello , A. Notari , L. Pagano , A. Paiella , D. Paoletti , M. Piat , G. Pisano , A. Pollo , V. Poulin , M. Quartin , M. Remazeilles , M. Roman , G. Rossi , J. -A. Rubino-Martin , L. Salvati , G. Signorelli , A. Tartari , D. Tramonte , N. Trappe , T. Trombetti , C. Tucker , J. Valiviita , R. Van de Weijgaert , B. van Tent , V. Vennin , P. Vielva , N. Vittorio , C. Wallis , K. Young , M. Zannoni

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

Polarization of the cosmic microwave background (CMB) can probe new parity-violating physics such as cosmic birefringence (CB), which requires exquisite control over instrumental systematics. The non-idealities of the half-wave plate (HWP)…

Current and future Cosmic Microwave Background (CMB) Radiation experiments are targeting the polarized $B$-mode signal. The small amplitude of this signal makes a successful measurement challenging for current technologies. Therefore, very…

Instrumentation and Methods for Astrophysics · Physics 2020-11-18 Tommaso Ghigna , Tomotake Matsumura , Guillaume Patanchon , Hirokazu Ishino , Masashi Hazumi

We present for the first time a coherent model of the polarized Galactic synchrotron and thermal dust emissions which are the main diffuse foreground for the measurement of the polarized power spectra of the CMB fluctuations with the Planck…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-18 L. Fauvet , J. F. Macías-Pérez , J. Aumont , F. X. Désert , T. R. Jaffe , A. J. Banday , M. Tristram , A. H. Waelkens , D. Santos

Precise polarisation measurements of the cosmic microwave background (CMB) require accurate knowledge of the instrument orientation relative to the sky frame used to define the cosmological Stokes parameters. Suitable celestial calibration…

Cosmology and Nongalactic Astrophysics · Physics 2016-02-09 M. H. Abitbol , J. C. Hill , B. R. Johnson
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