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QUBIC: the Q&U Bolometric Interferometer for Cosmology
- Source :
- Journal of Low Temperature Physics, Journal of Low Temperature Physics, 2012, 167, pp.872-878. ⟨10.1007/S10909-012-0522-X⟩, Battistelli, E, Baú, A, Bennett, D, Bergé, L, Bernard, J P, De Bernardis, P, Bordier, G, Bounab, A, Bréelle, É, Bunn, E F, Calvo, M, Charlassier, R, Collin, S, Coppolecchia, A, Cruciani, A, Curran, G, De Petris, M, Dumoulin, L, Gault, A, Gervasi, M, Ghribi, A, Giard, M, Giordano, C, Giraud-Héraud, Y, Gradziel, M, Guglielmi, L, Hamilton, J C, Haynes, V, Kaplan, J, Korotkov, A, Landé, J, Maffei, B, Maiello, M, Malu, S, Marnieros, S, Martino, J, Masi, S, Murphy, A, Nati, F, O'Sullivan, C, Pajot, F, Passerini, A, Peterzen, S, Piacentini, F, Piat, M, Piccirillo, L, Pisano, G, Polenta, G, Prêle, D, Romano, D, Rosset, C, Salatino, M, Schillaci, A, Sironi, G, Sordini, R, Spinelli, S, Tartari, A, Timbie, P, Tucker, G, Vibert, L, Voisin, F, Watson, R A & Zannoni, M 2011, ' QUBIC: The QU bolometric interferometer for cosmology ', Astroparticle Physics, vol. 34, no. 9, pp. 705-716 . https://doi.org/10.1016/j.astropartphys.2011.01.012, Journal of Low Temperature Physics, Springer Verlag (Germany), 2012, 167, pp.872-878. ⟨10.1007/S10909-012-0522-X⟩, Astroparticle Physics, Astroparticle Physics, Elsevier, 2011, 34, pp.705-716. ⟨10.1016/J.ASTROPARTPHYS.2011.01.012⟩, Astroparticle Physics, 2011, 34, pp.705-716. ⟨10.1016/J.ASTROPARTPHYS.2011.01.012⟩, Astroparticle Physics, Elsevier, 2011, 34 (9), pp.705. ⟨10.1016/j.astropartphys.2011.01.012⟩, Piat, M, Battistelli, E, Ba˘, A, Bennett, D, BergÈ, L, Bernard, J-P, de Bernardis, P, Bigot-Sazy, M-A, Bordier, G, Bounab, A, BrÈelle, E, Bunn, E F, Calvo, M, Charlassier, R, Collin, S, Cruciani, A, Curran, G, Dumoulin, L, Gault, A, Gervasi, M, Ghribi, A, Giard, M, Giordano, C, Giraud-HÈraud, Y, Gradziel, M, Guglielmi, L, Hamilton, J-C, Haynes, V, Kaplan, J, Korotkov, A, LandÈ, J, Maffei, B, Maiello, M, Malu, S, Marnieros, S, Martino, J, Masi, S, Montier, L, Murphy, A, Nati, F, O'Sullivan, C, Pajot, F, Parisel, C, Passerini, A, Peterzen, S, Piacentini, F, Piccirillo, L, Pisano, G, Polenta, G, PrÍle, D, Romano, D, Rosset, C, Salatino, M, Schillaci, A, Sironi, G, Sordini, R, Spinelli, S, Tartari, A, Timbie, P, Tucker, G, Vibert, L, Voisin, F, Watson, R A & Zannoni, M 2012, ' QUBIC: the Q &U Bolometric Interferometer for Cosmology ' Journal of Low Temperature Physics, vol. 167, no. 5-6, pp. 872-878 . https://doi.org/10.1007/s10909-012-0522-x, Piat, M, Battistelli, E, Ba˘, A, Bennett, D, BergÈ, L, Bernard, J-P, de Bernardis, P, Bigot-Sazy, M-A, Bordier, G, Bounab, A, BrÈelle, E, Bunn, E F, Calvo, M, Charlassier, R, Collin, S, Cruciani, A, Curran, G, Dumoulin, L, Gault, A, Gervasi, M, Ghribi, A, Giard, M, Giordano, C, Giraud-HÈraud, Y, Gradziel, M, Guglielmi, L, Hamilton, J-C, Haynes, V, Kaplan, J, Korotkov, A, LandÈ, J, Maffei, B, Maiello, M, Malu, S, Marnieros, S, Martino, J, Masi, S, Montier, L, Murphy, A, Nati, F, O'Sullivan, C, Pajot, F, Parisel, C, Passerini, A, Peterzen, S, Piacentini, F, Piccirillo, L, Pisano, G, Polenta, G, PrÍle, D, Romano, D, Rosset, C, Salatino, M, Schillaci, A, Sironi, G, Sordini, R, Spinelli, S, Tartari, A, Timbie, P, Tucker, G, Vibert, L, Voisin, F, Watson, R A & Zannoni, M 2012, ' QUBIC: the Q &U Bolometric Interferometer for Cosmology ', Journal of Low Temperature Physics, vol. 167, no. 5-6, pp. 872-878 . https://doi.org/10.1007/s10909-012-0522-x
- Publication Year :
- 2012
- Publisher :
- HAL CCSD, 2012.
-
Abstract
- One of the major challenges of modern cosmology is the detection of B-mode polarization anisotropies in the CMB. These originate from tensor fluctuations of the metric produced during the inflationary phase. Their detection would therefore constitute a major step towards understanding the primordial Universe. The expected level of these anisotropies is however so small that it requires a new generation of instruments with high sensitivity and extremely good control of systematic effects. We propose the QUBIC instrument based on the novel concept of bolometric interferometry, bringing together the sensitivity advantages of bolometric detectors with the systematics effects advantages of interferometry. Methods: The instrument will directly observe the sky through an array of entry horns whose signals will be combined together using an optical combiner. The whole set-up is located inside a cryostat. Polarization modulation will be achieved using a rotating half-wave plate and interference fringes will be imaged on two focal planes (separated by a polarizing grid) tiled with bolometers. We show that QUBIC can be considered as a synthetic imager, exactly similar to a usual imager but with a synthesized beam formed by the array of entry horns. Scanning the sky provides an additional modulation of the signal and improve the sky coverage shape. The usual techniques of map-making and power spectrum estimation can then be applied. We show that the sensitivity of such an instrument is comparable with that of an imager with the same number of horns. We anticipate a low level of beam-related systematics thanks to the fact that the synthesized beam is determined by the location of the primary horns. Other systematics should be under good control thanks to an autocalibration technique, specific to our concept, that will permit the accurate determination of most of the systematics parameters.<br />Comment: 12 pages, 10 figures, submitted to Astronomy and Astrophysics
- Subjects :
- Bolometric interferometry
[SDU.ASTR.CO]Sciences of the Universe [physics]/Astrophysics [astro-ph]/Cosmology and Extra-Galactic Astrophysics [astro-ph.CO]
Cosmic microwave background
Astrophysics
01 natural sciences
Cosmology
law.invention
Gravitational wave background
law
bolometer
cosmic microwave background
polarisation
interferometer
Cosmic Microwave Background
General Materials Science
Interferometer
010303 astronomy & astrophysics
Instrumentation
Polarisation
media_common
Physics
instrumentation
Astrophysics::Instrumentation and Methods for Astrophysics
bolometric interferometry
Condensed Matter Physics
Atomic and Molecular Physics, and Optics
Interferometry
Astrophysics - Instrumentation and Methods for Astrophysics
[PHYS.ASTR.IM]Physics [physics]/Astrophysics [astro-ph]/Instrumentation and Methods for Astrophysic [astro-ph.IM]
media_common.quotation_subject
Bolometer
FOS: Physical sciences
Astrophysics::Cosmology and Extragalactic Astrophysics
Cosmology, Cosmic Microwave Background, Inflation, Instrumentation, Bolometric interferometry
[PHYS.ASTR.CO]Physics [physics]/Astrophysics [astro-ph]/Cosmology and Extra-Galactic Astrophysics [astro-ph.CO]
FIS/05 - ASTRONOMIA E ASTROFISICA
Materials Science(all)
0103 physical sciences
inflation
010306 general physics
cosmology
Instrumentation and Methods for Astrophysics (astro-ph.IM)
Inflation (cosmology)
010308 nuclear & particles physics
Gravitational wave
Astronomy
Astronomy and Astrophysics
Inflation
Universe
[SDU.ASTR.IM]Sciences of the Universe [physics]/Astrophysics [astro-ph]/Instrumentation and Methods for Astrophysic [astro-ph.IM]
Subjects
Details
- Language :
- English
- ISSN :
- 00222291, 15737357, and 09276505
- Database :
- OpenAIRE
- Journal :
- Journal of Low Temperature Physics, Journal of Low Temperature Physics, 2012, 167, pp.872-878. ⟨10.1007/S10909-012-0522-X⟩, Battistelli, E, Baú, A, Bennett, D, Bergé, L, Bernard, J P, De Bernardis, P, Bordier, G, Bounab, A, Bréelle, É, Bunn, E F, Calvo, M, Charlassier, R, Collin, S, Coppolecchia, A, Cruciani, A, Curran, G, De Petris, M, Dumoulin, L, Gault, A, Gervasi, M, Ghribi, A, Giard, M, Giordano, C, Giraud-Héraud, Y, Gradziel, M, Guglielmi, L, Hamilton, J C, Haynes, V, Kaplan, J, Korotkov, A, Landé, J, Maffei, B, Maiello, M, Malu, S, Marnieros, S, Martino, J, Masi, S, Murphy, A, Nati, F, O'Sullivan, C, Pajot, F, Passerini, A, Peterzen, S, Piacentini, F, Piat, M, Piccirillo, L, Pisano, G, Polenta, G, Prêle, D, Romano, D, Rosset, C, Salatino, M, Schillaci, A, Sironi, G, Sordini, R, Spinelli, S, Tartari, A, Timbie, P, Tucker, G, Vibert, L, Voisin, F, Watson, R A & Zannoni, M 2011, ' QUBIC: The QU bolometric interferometer for cosmology ', Astroparticle Physics, vol. 34, no. 9, pp. 705-716 . https://doi.org/10.1016/j.astropartphys.2011.01.012, Journal of Low Temperature Physics, Springer Verlag (Germany), 2012, 167, pp.872-878. ⟨10.1007/S10909-012-0522-X⟩, Astroparticle Physics, Astroparticle Physics, Elsevier, 2011, 34, pp.705-716. ⟨10.1016/J.ASTROPARTPHYS.2011.01.012⟩, Astroparticle Physics, 2011, 34, pp.705-716. ⟨10.1016/J.ASTROPARTPHYS.2011.01.012⟩, Astroparticle Physics, Elsevier, 2011, 34 (9), pp.705. ⟨10.1016/j.astropartphys.2011.01.012⟩, Piat, M, Battistelli, E, Ba˘, A, Bennett, D, BergÈ, L, Bernard, J-P, de Bernardis, P, Bigot-Sazy, M-A, Bordier, G, Bounab, A, BrÈelle, E, Bunn, E F, Calvo, M, Charlassier, R, Collin, S, Cruciani, A, Curran, G, Dumoulin, L, Gault, A, Gervasi, M, Ghribi, A, Giard, M, Giordano, C, Giraud-HÈraud, Y, Gradziel, M, Guglielmi, L, Hamilton, J-C, Haynes, V, Kaplan, J, Korotkov, A, LandÈ, J, Maffei, B, Maiello, M, Malu, S, Marnieros, S, Martino, J, Masi, S, Montier, L, Murphy, A, Nati, F, O'Sullivan, C, Pajot, F, Parisel, C, Passerini, A, Peterzen, S, Piacentini, F, Piccirillo, L, Pisano, G, Polenta, G, PrÍle, D, Romano, D, Rosset, C, Salatino, M, Schillaci, A, Sironi, G, Sordini, R, Spinelli, S, Tartari, A, Timbie, P, Tucker, G, Vibert, L, Voisin, F, Watson, R A & Zannoni, M 2012, ' QUBIC: the Q &U Bolometric Interferometer for Cosmology ' Journal of Low Temperature Physics, vol. 167, no. 5-6, pp. 872-878 . https://doi.org/10.1007/s10909-012-0522-x, Piat, M, Battistelli, E, Ba˘, A, Bennett, D, BergÈ, L, Bernard, J-P, de Bernardis, P, Bigot-Sazy, M-A, Bordier, G, Bounab, A, BrÈelle, E, Bunn, E F, Calvo, M, Charlassier, R, Collin, S, Cruciani, A, Curran, G, Dumoulin, L, Gault, A, Gervasi, M, Ghribi, A, Giard, M, Giordano, C, Giraud-HÈraud, Y, Gradziel, M, Guglielmi, L, Hamilton, J-C, Haynes, V, Kaplan, J, Korotkov, A, LandÈ, J, Maffei, B, Maiello, M, Malu, S, Marnieros, S, Martino, J, Masi, S, Montier, L, Murphy, A, Nati, F, O'Sullivan, C, Pajot, F, Parisel, C, Passerini, A, Peterzen, S, Piacentini, F, Piccirillo, L, Pisano, G, Polenta, G, PrÍle, D, Romano, D, Rosset, C, Salatino, M, Schillaci, A, Sironi, G, Sordini, R, Spinelli, S, Tartari, A, Timbie, P, Tucker, G, Vibert, L, Voisin, F, Watson, R A & Zannoni, M 2012, ' QUBIC: the Q &U Bolometric Interferometer for Cosmology ', Journal of Low Temperature Physics, vol. 167, no. 5-6, pp. 872-878 . https://doi.org/10.1007/s10909-012-0522-x
- Accession number :
- edsair.doi.dedup.....f571f9af7654ad86540c7e445ea7f1d7