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The DRAO Synthesis Telescope (ST) is a forefront telescope for imaging large-scale neutral hydrogen and polarized radio continuum emission at arcminute resolution. Equipped for observations at 1420 and 408 MHz, the ST completed the Canadian…

Instrumentation and Methods for Astrophysics · Physics 2020-05-20 T. L. Landecker , L. Belostotski , J. C. Brown , B. R. Carlson , X. Du , T. Foster , A. S. Hill , T. Johnson , R. Kothes , M. Rupen , S. Safi-Harb , K. Vanderlinde , B. G. Veidt , J. L. West

We present a new approach in modelling the polarized Galactic synchrotron emission in the microwave range (20-100 GHz), where this radiation is expected to play the leading role in contaminating the Cosmic Microwave Background (CMB) data.…

Astrophysics · Physics 2009-11-07 G. Bernardi , E. Carretti , R. Fabbri , C. Sbarra , S. Poppi , S. Cortiglioni

The primary observational goals of the Sloan Digital Sky Survey are to obtain CCD imaging of 10,000 deg^2 of the north Galactic cap in five passbands, with a limiting magnitude in the r-band of 22.5, to obtain spectroscopic redshifts of…

Astrophysics · Physics 2007-05-23 M. Bernardi

Millimeter continuum emission and self-scattering polarization from protoplanetary disks are widely used to constrain dust properties. Interpreting these observations requires practical prescriptions for the disk emission. However, only…

Earth and Planetary Astrophysics · Physics 2026-05-15 Naoya Kitade , Akimasa Kataoka

Context: Observations of polarized emission are a significant source of information on the magnetic field that pervades the Interstellar Medium of the Galaxy. Despite the acknowledged importance of the magnetic field in interstellar…

The Polstar mission will provide for a space-borne 60cm telescope operating at UV wavelengths with spectropolarimetric capability capturing all four Stokes parameters (intensity, two linear polarization components, and circular…

Instrumentation and Methods for Astrophysics · Physics 2022-12-21 Paul A. Scowen , Ken Gayley , Coralie Neiner , Gopal Vasudevan , Robert Woodruff , Richard Ignace , Roberto Casini , Tony Hull , Alison Nordt , H. Philip Stahl

We describe a space-borne, multi-band, multi-beam polarimeter aiming at a precise and accurate measurement of the polarization of the Cosmic Microwave Background. The instrument is optimized to be compatible with the strict budget…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 P. de Bernardis , P. A. R. Ade , J. J. A. Baselmans , E. S. Battistelli , A. Benoit , M. Bersanelli , A. Bideaud , M. Calvo , F. J. Casas , G. Castellano , A. Catalano , I. Charles , I. Colantoni , F. Columbro , A. Coppolecchia , M. Crook , G. D'Alessandro , M. De Petris , J. Delabrouille , S. Doyle , C. Franceschet , A. Gomez , J. Goupy , S. Hanany , M. Hills , L. Lamagna , J. Macias-Perez , B. Maffei , S. Martin , E. Martinez-Gonzalez , S. Masi , D. McCarthy , A. Mennella , A. Monfardini , F. Noviello , A. Paiella , F. Piacentini , M. Piat , G. Pisano , G. Signorelli , C. Y. Tan , A. Tartari , N. Trappe , S. Triqueneaux , C. Tucker , G. Vermeulen , K. Young , M. Zannoni , A. Achúcarro , R. Allison , M. Ashdown , M. Ballardini , A. J. Banday , R. Banerji , J. Bartlett , N. Bartolo , S. Basak , A. Bonaldi , M. Bonato , J. Borrill , F. Bouchet , F. Boulanger , T. Brinckmann , M. Bucher , C. Burigana , A. Buzzelli , Z. Y. Cai , C. S. Carvalho , A. Challinor , J. Chluba , S. Clesse , G. De Gasperis , G. De Zotti , E. Di Valentino , J. M. Diego , J. Errard , S. Feeney , R. Fernandez-Cobos , F. Finelli , F. Forastieri , S. Galli , R. Génova-Santos , M. Gerbino , J. González-Nuevo , S. Hagstotz , J. Greenslade , W. Handley , C. Hernández-Monteagudo , C. Hervias-Caimapo , E. Hivon , K. Kiiveri , T. Kisner , T. Kitching , M. Kunz , H. Kurki-Suonio , A. Lasenby , M. Lattanzi , J. Lesgourgues , A. Lewis , M. Liguori , V. Lindholm , G. Luzzi , C. J. A. P. Martins , A. Melchiorri , J. B. Melin , D. Molinari , P. Natoli , M. Negrello , A. Notari , D. Paoletti , G. Patanchon , L. Polastri , G. Polenta , A. Pollo , V. Poulin , M. Quartin , M. Remazeilles , M. Roman , J. A. Rubiño-Martín , L. Salvati , M. Tomasi , D. Tramonte , T. Trombetti , J. Väliviita , R. Van de Weijgaert , B. van Tent , V. Vennin , P. Vielva , N. Vittorio

This White Paper proposes a unique milli-Jansky sensitive arcsecond resolution VLA 15 GHz (Ku band) continuum polarization imaging survey of the Galactic plane using C array configuration. The science driver is to fill the gap between…

Instrumentation and Methods for Astrophysics · Physics 2013-12-25 Lorant O. Sjouwerman , Elisabeth A. C. Mills

SPICES (Spectro-Polarimetric Imaging and Characterization of Exoplanetary Systems) is a five-year M-class mission proposed to ESA Cosmic Vision. Its purpose is to image and characterize long-period extrasolar planets and circumstellar disks…

Radio polarimetry at decimetre wavelengths is the principal source of information on the Galactic magnetic field. The diffuse polarized emission is strongly influenced by Faraday rotation in the magneto-ionic medium and rotation measure is…

Instrumentation and Methods for Astrophysics · Physics 2015-05-18 M. Wolleben , T. L. Landecker , G. J. Hovey , R. Messing , O. S. Davison , N. L. House , K. H. M. S. Somaratne , I. Tashev

New large-scale CO surveys of the first and second Galactic quadrants and the nearby molecular cloud complexes in Orion and Taurus, obtained with the CfA 1.2 m telescope, have been combined with 31 other surveys obtained over the past two…

Astrophysics · Physics 2009-10-31 T. M. Dame , Dap Hartmann , P. Thaddeus

Dust polarization observations from the Submillimeter Array (SMA) and the Caltech Submillimeter Observatory (CSO) are analyzed with the goal of providing a general tool to interpret the role of the magnetic field in molecular clouds.…

Astrophysics of Galaxies · Physics 2015-06-17 Patrick M. Koch , Ya-Wen Tang , Paul T. P. Ho

The NASA Orbital Debris Observatory (NODO) astronomical survey uses a transit 3-m liquid mirror telescope to observe a strip of sky in 20 narrow-band filters. In this article, we analyze a subset of data from the 1996 observing season. The…

Astrophysics · Physics 2016-08-30 R. Cabanac , E. F. Borra , M. Beauchemin

In our local Galactic neighborhood, molecular clouds are best studied using a combination of dust measurements, to determine robust masses, sizes and internal structures of the clouds, and molecular-line observations to determine cloud…

Astrophysics of Galaxies · Physics 2020-02-19 Jan Forbrich , Charles J. Lada , Sébastien Viaene , Glen Petitpas

We present the requirements, design and evaluation of the cryogenic continuously rotating half-wave plate (CHWP) for the Simons Observatory (SO). SO is a cosmic microwave background (CMB) polarization experiment at Parque Astron\'{o}mico…

Several on-going and future experiments use a Stokes polarimeter (i.e. a rotating wave plate followed by a steady polarizer and by an unpolarized detector) to measure the small polarized component of the Cosmic Microwave Background. The…

Instrumentation and Methods for Astrophysics · Physics 2010-06-17 Maria Salatino , Paolo de Bernardis

The South Pole Telescope (SPT) is a 10 m diameter, wide-field, offset Gregorian telescope with a 966-pixel, multi-color, millimeter-wave, bolometer camera. It is located at the Amundsen-Scott South Pole station in Antarctica. The design of…

We present a statistical analysis of the interstellar medium (ISM) polarization from the largest compilation available of starlight data, which comprises ~ 5500 stars. The measured correlation between the mean polarization degree and…

Astrophysics · Physics 2014-10-13 Pablo Fosalba , Alex Lazarian , Simon Prunet , Jan A. Tauber

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