Non-Gaussianity and Minkowski functionals: forecasts for Planck
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In this paper, the authors used a maximum likelihood approach to estimate the primordial non-Gaussianity in the Cosmic Microwave Background, specifically for the estimate of the local bi-spectrum parameter f_NL.Abstract:
We study Minkowski Functionals as probes of primordial non-Gaussianity in the Cosmic Microwave Background, specifically for the estimate of the primordial `local' bi-spectrum parameter f_NL, with instrumental parameters which should be appropriate for the Planck experiment. We use a maximum likelihood approach, which we couple with various filtering methods and test thoroughly for convergence. We included the effect of inhomogeneous noise as well as astrophysical biases induced by point sources and by the contamination from the Galaxy. We find that, when Wiener filtered maps are used (rather than simply smoothed with Gaussian), the expected error on the measurement of f_NL should be as small as \Delta f_NL \simeq 10 when combining the 3 channels at 100, 143 and 217 GHz in the Planck extended mission setup. This result is fairly insensitive to the non homogeneous nature of the noise, at least for realistic hit-maps expected from Planck. We then estimate the bias induced on the measurement of f_NL by point sources in those 3 channels. With the appropriate masking of the bright sources, this bias can be reduced to a negligible level in the 100 and 143 GHz channels. It remains significant in the 217 GHz channel, but can be corrected for. The galactic foreground biases are quite important and present a complex dependence on sky coverage: making them negligible will depend strongly on the quality of the component separation methods.read more
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Journal ArticleDOI
Planck 2015 results - XVII. Constraints on primordial non-Gaussianity
Peter A. R. Ade,Nabila Aghanim,Monique Arnaud,Frederico Arroja,Frederico Arroja,M. Ashdown,J. Aumont,Carlo Baccigalupi,Mario Ballardini,A. J. Banday,A. J. Banday,R. B. Barreiro,N. Bartolo,N. Bartolo,S. Basak,E. Battaner,K. Benabed,Alain Benoit,A. Benoit-Lévy,A. Benoit-Lévy,J.-P. Bernard,J.-P. Bernard,Marco Bersanelli,Marco Bersanelli,P. Bielewicz,P. Bielewicz,J. J. Bock,Anna Bonaldi,Laura Bonavera,J. R. Bond,Julian Borrill,Julian Borrill,François R. Bouchet,Francois Boulanger,M. Bucher,Carlo Burigana,Carlo Burigana,R. C. Butler,Erminia Calabrese,Jean-François Cardoso,Jean-François Cardoso,Jean-François Cardoso,A. Catalano,Anthony Challinor,A. Chamballu,A. Chamballu,A. Chamballu,H. C. Chiang,H. C. Chiang,P. R. Christensen,Sarah E. Church,David L. Clements,S. Colombi,L. P. L. Colombo,L. P. L. Colombo,C. Combet,F. Couchot,A. Coulais,B. P. Crill,A. Curto,A. Curto,F. Cuttaia,Luigi Danese,R. D. Davies,R. J. Davis,P. de Bernardis,A. de Rosa,G. de Zotti,G. de Zotti,Jacques Delabrouille,F.-X. Désert,Jose M. Diego,H. Dole,H. Dole,S. Donzelli,Olivier Doré,Marian Douspis,A. Ducout,A. Ducout,X. Dupac,George Efstathiou,F. Elsner,F. Elsner,Torsten A. Enßlin,H. K. Eriksen,James R. Fergusson,Fabio Finelli,Olivier Forni,Olivier Forni,M. Frailis,A. A. Fraisse,E. Franceschi,A. Frejsel,S. Galeotta,S. Galli,K. Ganga,C. Gauthier,C. Gauthier,Tuhin Ghosh,M. Giard,M. Giard,Y. Giraud-Héraud,E. Gjerløw,J. González-Nuevo,J. González-Nuevo,Krzysztof M. Gorski,Krzysztof M. Gorski,Serge Gratton,A. Gregorio,A. Gregorio,Alessandro Gruppuso,Jon E. Gudmundsson,Jon E. Gudmundsson,Jan Hamann,Jan Hamann,F. K. Hansen,Duncan Hanson,Duncan Hanson,Duncan Hanson,D. L. Harrison,Alan Heavens,George Helou,Sophie Henrot-Versille,C. Hernández-Monteagudo,D. Herranz,S. R. Hildebrandt,E. Hivon,Michael P. Hobson,W. A. Holmes,Allan Hornstrup,W. Hovest,Zhiqi Huang,Kevin M. Huffenberger,G. Hurier,Andrew H. Jaffe,T. R. Jaffe,T. R. Jaffe,W. C. Jones,Mika Juvela,E. Keihänen,Reijo Keskitalo,J. B. Kim,Theodore Kisner,J. Knoche,Martin Kunz,Martin Kunz,Martin Kunz,Hannu Kurki-Suonio,F. Lacasa,F. Lacasa,Guilaine Lagache,Guilaine Lagache,Anne Lähteenmäki,Anne Lähteenmäki,J.-M. Lamarre,Anthony Lasenby,Massimiliano Lattanzi,Charles R. Lawrence,R. Leonardi,Julien Lesgourgues,Julien Lesgourgues,François Levrier,Antony Lewis,Michele Liguori,Michele Liguori,P. B. Lilje,M. Linden-Vørnle,M. López-Caniego,Philip Lubin,J. F. Macías-Pérez,G. Maggio,Davide Maino,Davide Maino,N. Mandolesi,N. Mandolesi,A. Mangilli,A. Mangilli,Domenico Marinucci,Michele Maris,Peter G. Martin,E. Martínez-González,Silvia Masi,Sabino Matarrese,Sabino Matarrese,P. M. McGehee,Peter Meinhold,Alessandro Melchiorri,L. Mendes,A. Mennella,A. Mennella,M. Migliaccio,Subhabrata Mitra,Subhabrata Mitra,M.-A. Miville-Deschênes,M.-A. Miville-Deschênes,A. Moneti,L. Montier,L. Montier,Gianluca Morgante,Daniel J. Mortlock,Adam Moss,Moritz Münchmeyer,Dipak Munshi,J. A. Murphy,Pavel Naselsky,Federico Nati,Paolo Natoli,Paolo Natoli,Paolo Natoli,Calvin B. Netterfield,Hans Ulrik Nørgaard-Nielsen,F. Noviello,Dmitry Novikov,I. D. Novikov,I. D. Novikov,Carol Anne Oxborrow,F. Paci,L. Pagano,F. Pajot,Daniela Paoletti,Fabio Pasian,G. Patanchon,Hiranya V. Peiris,O. Perdereau,L. Perotto,Francesca Perrotta,Valeria Pettorino,F. Piacentini,M. Piat,Elena Pierpaoli,Davide Pietrobon,Stéphane Plaszczynski,Etienne Pointecouteau,Etienne Pointecouteau,G. Polenta,L. Popa,G. W. Pratt,G. Prézeau,Simon Prunet,J.-L. Puget,Jörg P. Rachen,Jörg P. Rachen,B. Racine,Rafael Rebolo,Rafael Rebolo,M. Reinecke,Mathieu Remazeilles,Mathieu Remazeilles,Mathieu Remazeilles,C. Renault,A. Renzi,I. Ristorcelli,I. Ristorcelli,Graca Rocha,C. Rosset,M. Rossetti,M. Rossetti,G. Roudier,G. Roudier,G. Roudier,Jose Alberto Rubino-Martin,Jose Alberto Rubino-Martin,Ben Rusholme,M. Sandri,D. Santos,M. Savelainen,Giorgio Savini,Douglas Scott,M. D. Seiffert,E. P. S. Shellard,Maresuke Shiraishi,Maresuke Shiraishi,Kendrick M. Smith,Locke D. Spencer,V. Stolyarov,V. Stolyarov,V. Stolyarov,Radek Stompor,R. V. Sudiwala,R. A. Sunyaev,R. A. Sunyaev,Paul M. Sutter,D. Sutton,A.-S. Suur-Uski,J.-F. Sygnet,J. A. Tauber,Luca Terenzi,Luca Terenzi,L. Toffolatti,L. Toffolatti,L. Toffolatti,M. Tomasi,M. Tomasi,M. Tristram,A. Troja,M. Tucci,J. Tuovinen,Luca Valenziano,Jussi-Pekka Väliviita,B. Van Tent,P. Vielva,F. Villa,L. A. Wade,Benjamin D. Wandelt,Benjamin D. Wandelt,Ingunn Kathrine Wehus,Ingunn Kathrine Wehus,D. Yvon,Andrea Zacchei,Andrea Zonca +309 more
TL;DR: In this article, the Planck full mission cosmic microwave background (CMB) temperature and E-mode polarization maps are analysed to obtain constraints on primordial non-Gaussianity (NG).
Journal ArticleDOI
Planck 2013 Results. XXIV. Constraints on primordial non-Gaussianity
Peter A. R. Ade,Nabila Aghanim,C. Armitage-Caplan,Monique Arnaud,M. Ashdown,Fernando Atrio-Barandela,J. Aumont,Carlo Baccigalupi,A. J. Banday,R. B. Barreiro,J. G. Bartlett,Nicola Bartolo,E. Battaner,K. Benabed,Alain Benoit,A. Benoit-Lévy,J.-P. Bernard,Marco Bersanelli,P. Bielewicz,Jérôme Bobin,James J. Bock,Anna Bonaldi,Laura Bonavera,J. R. Bond,Julian Borrill,François R. Bouchet,M. Bridges,M. Bucher,Carlo Burigana,R. C. Butler,Jean-François Cardoso,A. Catalano,Anthony Challinor,A. Chamballu,H. C. Chiang,Lung-Yih Chiang,P. R. Christensen,Sarah E. Church,David L. Clements,S. Colombi,L. P. L. Colombo,F. Couchot,A. Coulais,B. P. Crill,A. Curto,F. Cuttaia,Luigi Danese,R. D. Davies,R. J. Davis,P. de Bernardis,A. de Rosa,G. de Zotti,Jacques Delabrouille,J.-M. Delouis,F.-X. Désert,Jose M. Diego,H. Dole,S. Donzelli,Olivier Doré,Marian Douspis,A. Ducout,Joanna Dunkley,X. Dupac,George Efstathiou,F. Elsner,Torsten A. Enßlin,H. K. Eriksen,James R. Fergusson,Fabio Finelli,Olivier Forni,M. Frailis,E. Franceschi,S. Galeotta,K. Ganga,M. Giard,Y. Giraud-Héraud,J. González-Nuevo,Krzysztof M. Gorski,Serge Gratton,A. Gregorio,Alessandro Gruppuso,F. K. Hansen,Duncan Hanson,D. L. Harrison,Alan Heavens,Sophie Henrot-Versille,C. Hernández-Monteagudo,D. Herranz,S. R. Hildebrandt,E. Hivon,Michael P. Hobson,W. A. Holmes,Allan Hornstrup,W. Hovest,Kevin M. Huffenberger,Andrew H. Jaffe,T. R. Jaffe,W. C. Jones,Mika Juvela,E. Keihänen,Reijo Keskitalo,Theodore Kisner,J. Knoche,Lloyd Knox,Martin Kunz,Hannu Kurki-Suonio,F. Lacasa,Guilaine Lagache,Anne Lähteenmäki,J.-M. Lamarre,Anthony Lasenby,R. J. Laureijs,Charles R. Lawrence,J. P. Leahy,R. Leonardi,Julien Lesgourgues,A. Lewis,Michele Liguori,P. B. Lilje,M. Linden-Vørnle,M. López-Caniego,Philip Lubin,J. F. Macías-Pérez,Bruno Maffei,Davide Maino,N. Mandolesi,Anna Mangilli,Domenico Marinucci,M. Maris,D. J. Marshall,Peter G. Martin,E. Martínez-González,Silvia Masi,Marcella Massardi,Sabino Matarrese,F. Matthai,Pasquale Mazzotta,Peter Meinhold,Alessandro Melchiorri,L. Mendes,A. Mennella,M. Migliaccio,Subhabrata Mitra,M.-A. Miville-Deschênes,A. Moneti,L. Montier,Gianluca Morgante,Daniel J. Mortlock,Adam Moss,Dipak Munshi,J. A. Murphy,Pavel Naselsky,Paolo Natoli,Calvin B. Netterfield,Hans Ulrik Nørgaard-Nielsen,F. Noviello,Dmitry Novikov,I. D. Novikov,S. Osborne,Carol Anne Oxborrow,F. Paci,L. Pagano,F. Pajot,Daniela Paoletti,F. Pasian,G. Patanchon,H. V. Peiris,O. Perdereau,L. Perotto,Francesca Perrotta,F. Piacentini,M. Piat,E. Pierpaoli,Davide Pietrobon,Stéphane Plaszczynski,Etienne Pointecouteau,G. Polenta,N. Ponthieu,L. Popa,T. Poutanen,G. W. Pratt,G. Prézeau,Simon Prunet,J.-L. Puget,Jörg P. Rachen,B. Racine,Rafael Rebolo,M. Reinecke,Mathieu Remazeilles,C. Renault,A. Renzi,S. Ricciardi,T. Riller,I. Ristorcelli,Graca Rocha,C. Rosset,G. Roudier,Jose Alberto Rubino-Martin,Ben Rusholme,M. Sandri,D. Santos,Giorgio Savini,Douglas Scott,Michael Seiffert,E. P. S. Shellard,Kevin M. Smith,Locke D. Spencer,Jean-Luc Starck,V. Stolyarov,R. Stompor,R. V. Sudiwala,R. A. Sunyaev,F. Sureau,Paul M. Sutter,D. Sutton,A.-S. Suur-Uski,J.-F. Sygnet,J. A. Tauber,Daniele Tavagnacco,Luca Terenzi,L. Toffolatti,M. Tomasi,M. Tristram,M. Tucci,J. Tuovinen,Luca Valenziano,Jussi-Pekka Väliviita,B. Van Tent,Jussi Varis,P. Vielva,Fabrizio Villa,Nicola Vittorio,L. A. Wade,Benjamin D. Wandelt,Martin White,S. D. M. White,D. Yvon,Andrea Zacchei,Andrea Zonca +238 more
TL;DR: In this paper, the Planck nominal mission cosmic microwave background (CMB) maps yield unprecedented constraints on primordial non-Gaussianity (NG) using three optimal bispectrum estimators, separable template-fitting (KSW), binned, and modal.
Journal ArticleDOI
Planck 2018 results. VII. Isotropy and Statistics of the CMB
Yashar Akrami,M. Ashdown,J. Aumont,C. Baccigalupi,Mario Ballardini,A. J. Banday,R. B. Barreiro,Nicola Bartolo,Soumen Basak,K. Benabed,Marco Bersanelli,P. Bielewicz,J. J. Bock,J. R. Bond,J. Borrill,F. R. Bouchet,F. Boulanger,M. Bucher,Carlo Burigana,R. C. Butler,Erminia Calabrese,Jean-François Cardoso,B. Casaponsa,H. C. Chiang,L. P. L. Colombo,C. Combet,D. Contreras,B. P. Crill,P. de Bernardis,G. de Zotti,J. Delabrouille,J.-M. Delouis,E. Di Valentino,Jose M. Diego,O. Doré,M. Douspis,A. Ducout,X. Dupac,George Efstathiou,F. Elsner,Torsten A. Enßlin,H. K. Eriksen,Yabebal Fantaye,R. Fernandez-Cobos,Fabio Finelli,M. Frailis,Aurelien A. Fraisse,E. Franceschi,Andrei V. Frolov,S. Galeotta,Silvia Galli,K. Ganga,Ricardo Génova-Santos,Martina Gerbino,Tuhin Ghosh,J. González-Nuevo,Krzysztof M. Gorski,A. Gruppuso,Jon E. Gudmundsson,Jan Hamann,Will Handley,F. K. Hansen,D. Herranz,E. Hivon,Zhiqi Huang,Andrew H. Jaffe,W. C. Jones,E. Keihänen,R. Keskitalo,K. Kiiveri,J. B. Kim,N. Krachmalnicoff,M. Kunz,Hannu Kurki-Suonio,G. Lagache,J.-M. Lamarre,Anthony Lasenby,Massimiliano Lattanzi,Charles R. Lawrence,M. Le Jeune,François Levrier,Michele Liguori,P. B. Lilje,V. Lindholm,M. López-Caniego,Yin-Zhe Ma,J. F. Macías-Pérez,Gianmarco Maggio,Davide Maino,N. Mandolesi,Anna Mangilli,A. Marcos-Caballero,Michele Maris,Pierrick Martin,E. Martínez-González,Sabino Matarrese,N. Mauri,Jason D. McEwen,P. R. Meinhold,A. Mennella,M. Migliaccio,Marc-Antoine Miville-Deschenes,D. Molinari,A. Moneti,L. Montier,Gianluca Morgante,A. Moss,Paolo Natoli,L. Pagano,D. Paoletti,B. Partridge,F. Perrotta,V. Pettorino,F. Piacentini,Gianluca Polenta,J.-L. Puget,Jörg P. Rachen,Martin Reinecke,Mathieu Remazeilles,A. Renzi,G. Rocha,C. Rosset,G. Roudier,Jose Alberto Rubino-Martin,B. Ruiz-Granados,L. Salvati,M. Savelainen,Douglas Scott,E. P. S. Shellard,Chiara Sirignano,R. A. Sunyaev,A.-S. Suur-Uski,J. A. Tauber,Daniele Tavagnacco,M. Tenti,L. Toffolatti,M. Tomasi,Tiziana Trombetti,Luca Valenziano,J. Valiviita,B. Van Tent,P. Vielva,Fabrizio Villa,Nicola Vittorio,B. D. Wandelt,I. K. Wehus,A. Zacchei,J. P. Zibin,A. Zonca +148 more
TL;DR: In this article, a comprehensive analysis of the statistics of the polarization signal over all angular scales, using either maps of the Stokes parameters, $Q$ and $U$, or the $E$-mode signal derived from these using a new methodology is presented.
Journal ArticleDOI
Planck 2013 results. XXIV. Constraints on primordial non-Gaussianity
Peter A. R. Ade,Nabila Aghanim,C. Armitage-Caplan,Monique Arnaud,M. Ashdown,Fernando Atrio-Barandela,J. Aumont,Carlo Baccigalupi,A. J. Banday,A. J. Banday,R. B. Barreiro,James G. Bartlett,James G. Bartlett,Nicola Bartolo,E. Battaner,K. Benabed,Alain Benoit,A. Benoit-Lévy,A. Benoit-Lévy,J.-P. Bernard,J.-P. Bernard,Marco Bersanelli,Marco Bersanelli,P. Bielewicz,P. Bielewicz,P. Bielewicz,Jérôme Bobin,James J. Bock,Anna Bonaldi,Laura Bonavera,J. R. Bond,Julian Borrill,Julian Borrill,François R. Bouchet,M. Bridges,M. Bucher,Carlo Burigana,Carlo Burigana,R. C. Butler,Jean-François Cardoso,Jean-François Cardoso,Jean-François Cardoso,A. Catalano,A. Catalano,Anthony Challinor,A. Chamballu,A. Chamballu,A. Chamballu,H. C. Chiang,H. C. Chiang,Lung-Yih Chiang,P. R. Christensen,Sarah E. Church,David L. Clements,S. Colombi,L. P. L. Colombo,L. P. L. Colombo,F. Couchot,A. Coulais,B. P. Crill,A. Curto,A. Curto,F. Cuttaia,Luigi Danese,R. D. Davies,R. J. Davis,P. de Bernardis,A. de Rosa,G. de Zotti,G. de Zotti,Jacques Delabrouille,J.-M. Delouis,F.-X. Désert,Jose M. Diego,H. Dole,H. Dole,S. Donzelli,Olivier Doré,Marian Douspis,A. Ducout,Joanna Dunkley,X. Dupac,George Efstathiou,F. Elsner,Torsten A. Enßlin,H. K. Eriksen,James R. Fergusson,Fabio Finelli,Olivier Forni,Olivier Forni,M. Frailis,E. Franceschi,S. Galeotta,K. Ganga,M. Giard,M. Giard,Y. Giraud-Héraud,J. González-Nuevo,J. González-Nuevo,Krzysztof M. Gorski,Krzysztof M. Gorski,Serge Gratton,A. Gregorio,A. Gregorio,Alessandro Gruppuso,F. K. Hansen,Duncan Hanson,Duncan Hanson,Duncan Hanson,D. L. Harrison,Alan Heavens,Sophie Henrot-Versille,C. Hernández-Monteagudo,D. Herranz,S. R. Hildebrandt,E. Hivon,Michael P. Hobson,W. A. Holmes,Allan Hornstrup,W. Hovest,Kevin M. Huffenberger,Andrew H. Jaffe,T. R. Jaffe,T. R. Jaffe,W. C. Jones,Mika Juvela,E. Keihänen,Reijo Keskitalo,Reijo Keskitalo,Theodore Kisner,J. Knoche,Lloyd Knox,Martin Kunz,Martin Kunz,Martin Kunz,Hannu Kurki-Suonio,Hannu Kurki-Suonio,F. Lacasa,Guilaine Lagache,Anne Lähteenmäki,Anne Lähteenmäki,J.-M. Lamarre,Anthony Lasenby,René J. Laureijs,Charles R. Lawrence,J. P. Leahy,R. Leonardi,Julien Lesgourgues,Julien Lesgourgues,Antony Lewis,Michele Liguori,P. B. Lilje,M. Linden-Vørnle,M. López-Caniego,Philip Lubin,J. F. Macías-Pérez,Bruno Maffei,Davide Maino,Davide Maino,N. Mandolesi,N. Mandolesi,N. Mandolesi,Anna Mangilli,Domenico Marinucci,M. Maris,D. J. Marshall,Peter G. Martin,E. Martínez-González,Silvia Masi,Marcella Massardi,Sabino Matarrese,F. Matthai,Pasquale Mazzotta,Peter Meinhold,Alessandro Melchiorri,L. Mendes,A. Mennella,A. Mennella,M. Migliaccio,Subhabrata Mitra,Subhabrata Mitra,M.-A. Miville-Deschênes,M.-A. Miville-Deschênes,A. Moneti,L. Montier,L. Montier,Gianluca Morgante,Daniel J. Mortlock,Adam Moss,Dipak Munshi,J. A. Murphy,Pavel Naselsky,Paolo Natoli,Paolo Natoli,Paolo Natoli,Calvin B. Netterfield,Hans Ulrik Nørgaard-Nielsen,F. Noviello,Dmitry Novikov,I. D. Novikov,S. Osborne,Carol Anne Oxborrow,F. Paci,L. Pagano,F. Pajot,Daniela Paoletti,F. Pasian,G. Patanchon,Hiranya V. Peiris,O. Perdereau,L. Perotto,Francesca Perrotta,F. Piacentini,M. Piat,E. Pierpaoli,Davide Pietrobon,Stéphane Plaszczynski,Etienne Pointecouteau,Etienne Pointecouteau,G. Polenta,G. Polenta,N. Ponthieu,N. Ponthieu,L. Popa,T. Poutanen,T. Poutanen,T. Poutanen,G. W. Pratt,G. Prézeau,Simon Prunet,J.-L. Puget,Jörg P. Rachen,Jörg P. Rachen,B. Racine,Rafael Rebolo,Rafael Rebolo,M. Reinecke,Mathieu Remazeilles,Mathieu Remazeilles,Mathieu Remazeilles,C. Renault,A. Renzi,S. Ricciardi,T. Riller,I. Ristorcelli,I. Ristorcelli,Graca Rocha,C. Rosset,G. Roudier,G. Roudier,G. Roudier,Jose Alberto Rubino-Martin,Jose Alberto Rubino-Martin,Ben Rusholme,M. Sandri,D. Santos,Giorgio Savini,Douglas Scott,Michael Seiffert,E. P. S. Shellard,Kendrick M. Smith,Locke D. Spencer,Jean-Luc Starck,V. Stolyarov,V. Stolyarov,Radek Stompor,R. V. Sudiwala,R. A. Sunyaev,R. A. Sunyaev,F. Sureau,Paul M. Sutter,D. Sutton,A.-S. Suur-Uski,A.-S. Suur-Uski,J.-F. Sygnet,J. A. Tauber,D. Tavagnacco,D. Tavagnacco,Luca Terenzi,L. Toffolatti,L. Toffolatti,M. Tomasi,M. Tristram,M. Tucci,M. Tucci,J. Tuovinen,Luca Valenziano,Jussi-Pekka Väliviita,Jussi-Pekka Väliviita,Jussi-Pekka Väliviita,B. Van Tent,Jussi Varis,P. Vielva,Fabrizio Villa,Nicola Vittorio,L. A. Wade,Benjamin D. Wandelt,Benjamin D. Wandelt,Martin White,Simon D. M. White,D. Yvon,Andrea Zacchei,Andrea Zonca +302 more
TL;DR: The Planck nominal mission cosmic microwave background (CMB) maps yield unprecedented constraints on primordial non-Gaussianity (NG) using three optimal bispectrum estimators, separable template-fitting (KSW), binned, and modal as discussed by the authors.
Journal ArticleDOI
Planck 2013 results. XXV. Searches for cosmic strings and other topological defects
Peter A. R. Ade,Nabila Aghanim,C. Armitage-Caplan,Monique Arnaud,M. Ashdown,Fernando Atrio-Barandela,J. Aumont,Carlo Baccigalupi,A. J. Banday,A. J. Banday,R. B. Barreiro,James G. Bartlett,James G. Bartlett,Nicola Bartolo,E. Battaner,Richard A. Battye,K. Benabed,Alain Benoit,A. Benoit-Lévy,A. Benoit-Lévy,J.-P. Bernard,Marco Bersanelli,Marco Bersanelli,P. Bielewicz,P. Bielewicz,P. Bielewicz,Jérôme Bobin,J. J. Bock,Anna Bonaldi,Laura Bonavera,J. R. Bond,Julian Borrill,Julian Borrill,François R. Bouchet,M. Bridges,M. Bucher,Carlo Burigana,Carlo Burigana,R. C. Butler,Jean-François Cardoso,Jean-François Cardoso,Jean-François Cardoso,A. Catalano,A. Catalano,Anthony Challinor,A. Chamballu,A. Chamballu,A. Chamballu,Lung-Yih Chiang,H. C. Chiang,H. C. Chiang,P. R. Christensen,Sarah E. Church,David L. Clements,S. Colombi,L. P. L. Colombo,L. P. L. Colombo,F. Couchot,A. Coulais,B. P. Crill,A. Curto,A. Curto,F. Cuttaia,Luigi Danese,R. D. Davies,R. J. Davis,P. de Bernardis,A. de Rosa,G. de Zotti,G. de Zotti,Jacques Delabrouille,J.-M. Delouis,F.-X. Désert,Jose M. Diego,H. Dole,H. Dole,S. Donzelli,Olivier Doré,Marian Douspis,A. Ducout,Joanna Dunkley,X. Dupac,George Efstathiou,Torsten A. Enßlin,H. K. Eriksen,James R. Fergusson,Fabio Finelli,Olivier Forni,Olivier Forni,M. Frailis,E. Franceschi,S. Galeotta,K. Ganga,M. Giard,M. Giard,G. Giardino,Y. Giraud-Héraud,J. González-Nuevo,J. González-Nuevo,Krzysztof M. Gorski,Krzysztof M. Gorski,Serge Gratton,A. Gregorio,A. Gregorio,Alessandro Gruppuso,F. K. Hansen,Duncan Hanson,Duncan Hanson,Duncan Hanson,D. L. Harrison,Sophie Henrot-Versille,C. Hernández-Monteagudo,D. Herranz,S. R. Hildebrandt,E. Hivon,Michael P. Hobson,W. A. Holmes,Allan Hornstrup,W. Hovest,Kevin M. Huffenberger,T. R. Jaffe,T. R. Jaffe,Andrew H. Jaffe,W. C. Jones,Mika Juvela,E. Keihänen,Reijo Keskitalo,Reijo Keskitalo,Theodore Kisner,J. Knoche,Lloyd Knox,Martin Kunz,Martin Kunz,Martin Kunz,Hannu Kurki-Suonio,Hannu Kurki-Suonio,Guilaine Lagache,Anne Lähteenmäki,Anne Lähteenmäki,J.-M. Lamarre,Anthony Lasenby,René J. Laureijs,Charles R. Lawrence,J. P. Leahy,R. Leonardi,J. Lesgourgues,J. Lesgourgues,Michele Liguori,P. B. Lilje,M. Linden-Vørnle,M. López-Caniego,Philip Lubin,J. F. Macías-Pérez,Bruno Maffei,Davide Maino,Davide Maino,N. Mandolesi,N. Mandolesi,N. Mandolesi,M. Maris,D. J. Marshall,Peter G. Martin,E. Martínez-González,Silvia Masi,Sabino Matarrese,F. Matthai,Pasquale Mazzotta,Jason D. McEwen,Alessandro Melchiorri,L. Mendes,A. Mennella,A. Mennella,M. Migliaccio,Subhabrata Mitra,Subhabrata Mitra,M.-A. Miville-Deschênes,M.-A. Miville-Deschênes,A. Moneti,L. Montier,L. Montier,Gianluca Morgante,Daniel J. Mortlock,Adam Moss,Dipak Munshi,Pavel Naselsky,Paolo Natoli,Paolo Natoli,Paolo Natoli,Calvin B. Netterfield,Hans Ulrik Nørgaard-Nielsen,F. Noviello,Dmitry Novikov,I. D. Novikov,S. Osborne,C. A. Oxborrow,F. Paci,L. Pagano,F. Pajot,Daniela Paoletti,F. Pasian,G. Patanchon,Hiranya V. Peiris,O. Perdereau,L. Perotto,Francesca Perrotta,F. Piacentini,M. Piat,E. Pierpaoli,Davide Pietrobon,Stéphane Plaszczynski,Etienne Pointecouteau,Etienne Pointecouteau,G. Polenta,G. Polenta,N. Ponthieu,N. Ponthieu,L. Popa,T. Poutanen,T. Poutanen,T. Poutanen,G. W. Pratt,G. Prézeau,Simon Prunet,J.-L. Puget,Jörg P. Rachen,Jörg P. Rachen,Christoph Räth,Rafael Rebolo,Rafael Rebolo,Mathieu Remazeilles,Mathieu Remazeilles,C. Renault,S. Ricciardi,T. Riller,Christophe Ringeval,Christophe Ringeval,I. Ristorcelli,I. Ristorcelli,Graca Rocha,C. Rosset,G. Roudier,G. Roudier,G. Roudier,Michael Rowan-Robinson,Ben Rusholme,M. Sandri,D. Santos,Giorgio Savini,Douglas Scott,M. D. Seiffert,E. P. S. Shellard,Locke D. Spencer,Jean-Luc Starck,V. Stolyarov,V. Stolyarov,Radek Stompor,R. Sudiwala,F. Sureau,D. Sutton,A.-S. Suur-Uski,A.-S. Suur-Uski,J.-F. Sygnet,J. A. Tauber,D. Tavagnacco,D. Tavagnacco,Luca Terenzi,L. Toffolatti,L. Toffolatti,M. Tomasi,M. Tristram,M. Tucci,M. Tucci,Jussi Tuovinen,Luca Valenziano,Jussi-Pekka Väliviita,Jussi-Pekka Väliviita,Jussi-Pekka Väliviita,B. Van Tent,Jussi Varis,P. Vielva,Fabrizio Villa,Nicola Vittorio,L. A. Wade,Benjamin D. Wandelt,Benjamin D. Wandelt,D. Yvon,Andrea Zacchei,Andrea Zonca +287 more
TL;DR: In this article, the angular power spectrum from strings has been used to provide stringent new constraints on cosmic strings and other defects, such as the string tension, which can be improved to 1.015 at 95% confidence with the inclusion of high-ell$ CMB data.
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