N
Nabila Aghanim
Researcher at Université Paris-Saclay
Publications - 450
Citations - 110271
Nabila Aghanim is an academic researcher from Université Paris-Saclay. The author has contributed to research in topics: Planck & Cosmic microwave background. The author has an hindex of 137, co-authored 416 publications receiving 100914 citations. Previous affiliations of Nabila Aghanim include University of Paris-Sud & University of Paris.
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Journal ArticleDOI
Planck intermediate results L. Evidence of spatial variation of the polarized thermal dust spectral energy distribution and implications for CMB B-mode analysis
Nabila Aghanim,M. Ashdown,J. Aumont,Carlo Baccigalupi,Mario Ballardini,A. J. Banday,A. J. Banday,R. B. Barreiro,N. Bartolo,N. Bartolo,S. Basak,K. Benabed,J.-P. Bernard,J.-P. Bernard,Marco Bersanelli,Marco Bersanelli,P. Bielewicz,P. Bielewicz,Anna Bonaldi,Laura Bonavera,J. R. Bond,Julian Borrill,Julian Borrill,François R. Bouchet,Francois Boulanger,Andrea Bracco,Carlo Burigana,Carlo Burigana,Erminia Calabrese,Jean-François Cardoso,Jean-François Cardoso,Jean-François Cardoso,H. C. Chiang,H. C. Chiang,L. P. L. Colombo,L. P. L. Colombo,C. Combet,B. Comis,B. P. Crill,A. Curto,A. Curto,F. Cuttaia,R. J. Davis,P. de Bernardis,A. de Rosa,G. de Zotti,G. de Zotti,Jacques Delabrouille,J.-M. Delouis,E. Di Valentino,Clive Dickinson,Jose M. Diego,Olivier Doré,Marian Douspis,A. Ducout,A. Ducout,X. Dupac,S. Dusini,George Efstathiou,F. Elsner,F. Elsner,Torsten A. Enßlin,H. K. Eriksen,E. Falgarone,Yabebal Fantaye,Yabebal Fantaye,Fabio Finelli,M. Frailis,A. A. Fraisse,E. Franceschi,Andrei V. Frolov,S. Galeotta,S. Galli,K. Ganga,Ricardo Genova-Santos,Ricardo Genova-Santos,M. Gerbino,M. Gerbino,M. Gerbino,Tuhin Ghosh,M. Giard,M. Giard,J. González-Nuevo,J. González-Nuevo,Krzysztof M. Gorski,Krzysztof M. Gorski,A. Gregorio,A. Gregorio,Alessandro Gruppuso,Jon E. Gudmundsson,Jon E. Gudmundsson,Jon E. Gudmundsson,F. K. Hansen,George Helou,D. Herranz,E. Hivon,Zhiqi Huang,Andrew H. Jaffe,W. C. Jones,E. Keihänen,Reijo Keskitalo,Theodore Kisner,N. Krachmalnicoff,Martin Kunz,Martin Kunz,Martin Kunz,Hannu Kurki-Suonio,Hannu Kurki-Suonio,Guilaine Lagache,Guilaine Lagache,Anne Lähteenmäki,Anne Lähteenmäki,J.-M. Lamarre,Anthony Lasenby,Massimiliano Lattanzi,Charles R. Lawrence,M. Le Jeune,François Levrier,Michele Liguori,Michele Liguori,P. B. Lilje,M. López-Caniego,Philip Lubin,J. F. Macías-Pérez,G. Maggio,Davide Maino,Davide Maino,N. Mandolesi,N. Mandolesi,A. Mangilli,A. Mangilli,Michele Maris,Peter G. Martin,E. Martínez-González,Sabino Matarrese,Sabino Matarrese,N. Mauri,Jason D. McEwen,Alessandro Melchiorri,A. Mennella,A. Mennella,M. Migliaccio,Subhasish Mitra,Subhasish Mitra,M.-A. Miville-Deschênes,M.-A. Miville-Deschênes,D. Molinari,D. Molinari,A. Moneti,L. Montier,L. Montier,Gianluca Morgante,Adam Moss,Pavel Naselsky,Hans Ulrik Nørgaard-Nielsen,C. A. Oxborrow,L. Pagano,Daniela Paoletti,B. Partridge,L. Patrizii,O. Perdereau,L. Perotto,Valeria Pettorino,F. Piacentini,Stéphane Plaszczynski,G. Polenta,G. Polenta,J.-L. Puget,Jörg P. Rachen,Jörg P. Rachen,M. Reinecke,Mathieu Remazeilles,Mathieu Remazeilles,Mathieu Remazeilles,A. Renzi,Graca Rocha,M. Rossetti,M. Rossetti,G. Roudier,G. Roudier,G. Roudier,Jose Alberto Rubino-Martin,Jose Alberto Rubino-Martin,B. Ruiz-Granados,Laura Salvati,M. Sandri,M. Savelainen,M. Savelainen,Douglas Scott,Chiara Sirignano,Chiara Sirignano,G. Sirri,Luca Stanco,A.-S. Suur-Uski,A.-S. Suur-Uski,J. A. Tauber,M. Tenti,L. Toffolatti,L. Toffolatti,L. Toffolatti,M. Tomasi,M. Tomasi,M. Tristram,Tiziana Trombetti,Tiziana Trombetti,Jussi-Pekka Väliviita,Jussi-Pekka Väliviita,F. Vansyngel,F. Van Tent,P. Vielva,Benjamin D. Wandelt,Benjamin D. Wandelt,Ingunn Kathrine Wehus,Ingunn Kathrine Wehus,Andrea Zacchei,Andrea Zonca +215 more
TL;DR: Montier et al. as mentioned in this paper used the Planck-HFI 2015 data release at high frequencies to place new constraints on the properties of the polarized thermal dust emission at high Galactic latitudes.
Journal ArticleDOI
SZ and CMB reconstruction using generalized morphological component analysis
TL;DR: In this paper, a sparsity-based component separation method is proposed for CMB data called Generalized Morphological Component Analysis (GMCA), which is formulated in a Bayesian maximum a posteriori (MAP) framework.
Journal ArticleDOI
Planck Intermediate Results. I. Further validation of new Planck clusters with XMM-Newton
Nabila Aghanim,Monique Arnaud,M. Ashdown,Fernando Atrio-Barandela,J. Aumont,C. Baccigalupi,Amedeo Balbi,A. J. Banday,R. B. Barreiro,J. G. Bartlett,E. Battaner,K. Benabed,J.-P. Bernard,Marco Bersanelli,Hans Böhringer,Anna Bonaldi,J. R. Bond,J. Borrill,François R. Bouchet,H. Bourdin,Michael L. Brown,Carlo Burigana,R. C. Butler,P. Cabella,Jean-François Cardoso,P. Carvalho,A. Catalano,L. Cayón,A. Chamballu,Ranga-Ram Chary,Lung-Yih Chiang,G. Chon,P. R. Christensen,D. L. Clements,S. Colafrancesco,Stéphane Colombi,A. Coulais,B. P. Crill,F. Cuttaia,A. Da Silva,Håkon Dahle,R. J. Davis,P. de Bernardis,G. de Gasperis,G. de Zotti,J. Delabrouille,J. Démoclès,F.-X. Désert,Jose M. Diego,Klaus Dolag,H. Dole,S. Donzelli,Olivier Doré,Marian Douspis,X. Dupac,Torsten A. Enßlin,H. K. Eriksen,Fabio Finelli,I. Flores-Cacho,Olivier Forni,P. Fosalba,M. Frailis,S. Fromenteau,S. Galeotta,K. Ganga,Ricardo Génova-Santos,M. Giard,J. González-Nuevo,R. González-Riestra,K. M. Górski,A. Gregorio,A. Gruppuso,F. K. Hansen,D. L. Harrison,A. Hempel,C. Hernández-Monteagudo,D. Herranz,S. R. Hildebrandt,Allan Hornstrup,Kevin M. Huffenberger,G. Hurier,T. Jagemann,Jens Jasche,Mika Juvela,E. Keihänen,R. Keskitalo,Theodore Kisner,R. Kneissl,J. Knoche,Lloyd Knox,Hannu Kurki-Suonio,G. Lagache,Anne Lähteenmäki,J.-M. Lamarre,Anthony Lasenby,Charles R. Lawrence,S. Leach,R. Leonardi,Andrew R. Liddle,P. B. Lilje,M. López-Caniego,Gemma Luzzi,J. F. Macías-Pérez,Davide Maino,Nazzareno Mandolesi,Robert G. Mann,Francine R. Marleau,D. J. Marshall,E. Martínez-González,Silvia Masi,Marcella Massardi,Sabino Matarrese,F. Matthai,Pasquale Mazzotta,Peter Meinhold,Alessandro Melchiorri,J.-B. Melin,L. Mendes,A. Mennella,Marc-Antoine Miville-Deschenes,A. Moneti,L. Montier,Gianluca Morgante,Daniel J. Mortlock,Dipak Munshi,Pavel D. Naselsky,P. Natoli,H. U. N orgaard-Nielsen,F. Noviello,S. Osborne,Fabio Pasian,G. Patanchon,O. Perdereau,F. Perrotta,F. Piacentini,Elena Pierpaoli,Stéphane Plaszczynski,Paola Platania,E. Pointecouteau,G. Polenta,N. Ponthieu,L. Popa,T. Poutanen,G. W. Pratt,J.-L. Puget,Jörg P. Rachen,Rafael Rebolo,Martin Reinecke,Mathieu Remazeilles,C. Renault,S. Ricciardi,T. Riller,I. Ristorcelli,G. Rocha,C. Rosset,M. Rossetti,Jose Alberto Rubino-Martin,Ben Rusholme,M. Sandri,Giorgio Savini,Bjoern Malte Schaefer,Douglas Scott,G. F. Smoot,Jean-Luc Starck,F. Stivoli,R. A. Sunyaev,D. Sutton,J.-F. Sygnet,J. A. Tauber,Luca Terenzi,L. Toffolatti,M. Tomasi,M. Tristram,Luca Valenziano,B. Van Tent,P. Vielva,F. Villa,Nicola Vittorio,Benjamin D. Wandelt,Jochen Weller,S. D. M. White,D. Yvon,A. Zacchei,A. Zonca +183 more
TL;DR: In this article, the authors present further results from the ongoing XMM-Newton validation follow-up of Planck cluster candidates, detailing X-ray observations of eleven candidates detected at a signal-to-noise ratio of 4.3 in the same 10-month survey maps used in the construction of the Early SZ sample.
Journal ArticleDOI
Planck intermediate results. XIV. Dust emission at millimetre wavelengths in the Galactic plane
Peter A. R. Ade,Nabila Aghanim,M. I. R. Alves,Monique Arnaud,M. Ashdown,Fernando Atrio-Barandela,J. Aumont,Carlo Baccigalupi,A. J. Banday,R. B. Barreiro,James G. Bartlett,E. Battaner,K. Benabed,A. Benoit-Lévy,J.-P. Bernard,Marco Bersanelli,P. Bielewicz,Jérôme Bobin,Anna Bonaldi,J. R. Bond,Julian Borrill,François R. Bouchet,F. Boulanger,M. Bucher,Carlo Burigana,R. C. Butler,Jean-François Cardoso,A. Catalano,A. Chamballu,H. C. Chiang,Lung-Yih Chiang,P. R. Christensen,David L. Clements,S. Colombi,L. P. L. Colombo,F. Couchot,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,Clive Dickinson,Jose M. Diego,H. Dole,S. Donzelli,Olivier Doré,Marian Douspis,X. Dupac,Torsten A. Enßlin,H. K. Eriksen,E. Falgarone,Fabio Finelli,Olivier Forni,M. Frailis,E. Franceschi,S. Galeotta,K. Ganga,Tuhin Ghosh,M. Giard,Giovanna Giardino,J. González-Nuevo,Krzysztof M. Gorski,A. Gregorio,Alessandro Gruppuso,F. K. Hansen,D. L. Harrison,C. Hernández-Monteagudo,D. Herranz,S. R. Hildebrandt,E. Hivon,W. A. Holmes,Allan Hornstrup,W. Hovest,Andrew H. Jaffe,W. C. Jones,Mika Juvela,E. Keihänen,Reijo Keskitalo,Theodore Kisner,R. Kneissl,J. Knoche,Martin Kunz,Hannu Kurki-Suonio,Guilaine Lagache,Anne Lähteenmäki,J.-M. Lamarre,Anthony Lasenby,R. J. Laureijs,Charles R. Lawrence,R. Leonardi,Michele Liguori,P. B. Lilje,M. Linden-Vørnle,M. López-Caniego,J. F. Macías-Pérez,Bruno Maffei,Davide Maino,N. Mandolesi,M. Maris,D. J. Marshall,Peter G. Martin,E. Martínez-González,Silvia Masi,Sabino Matarrese,Pasquale Mazzotta,Alessandro Melchiorri,L. Mendes,A. Mennella,M. Migliaccio,Subhabrata Mitra,M.-A. Miville-Deschênes,A. Moneti,L. Montier,Gianluca Morgante,Daniel J. Mortlock,Dipak Munshi,J. A. Murphy,Pavel Naselsky,Federico Nati,Paolo Natoli,Hans Ulrik Nørgaard-Nielsen,F. Noviello,Dmitry Novikov,I. D. Novikov,C. A. Oxborrow,L. Pagano,F. Pajot,R. Paladini,Daniela Paoletti,F. Pasian,G. Patanchon,Michael W. Peel,O. Perdereau,Francesca Perrotta,F. Piacentini,M. Piat,E. Pierpaoli,Davide Pietrobon,Stéphane Plaszczynski,Etienne Pointecouteau,G. Polenta,N. Ponthieu,L. Popa,G. W. Pratt,Simon Prunet,J.-L. Puget,Jörg P. Rachen,William T. Reach,Rafael Rebolo,M. Reinecke,Mathieu Remazeilles,C. Renault,S. Ricciardi,T. Riller,I. Ristorcelli,Graca Rocha,C. Rosset,Jose Alberto Rubino-Martin,Ben Rusholme,M. Sandri,Giorgio Savini,Douglas Scott,Locke D. Spencer,Jean-Luc Starck,V. Stolyarov,F. Sureau,D. Sutton,A.-S. Suur-Uski,J.-F. Sygnet,J. A. Tauber,Daniele Tavagnacco,Luca Terenzi,L. Toffolatti,M. Tomasi,M. Tristram,M. Tucci,Luca Valenziano,Jussi-Pekka Väliviita,B. Van Tent,P. Vielva,Fabrizio Villa,Nicola Vittorio,L. A. Wade,Benjamin D. Wandelt,D. Yvon,Andrea Zacchei,Andrea Zonca +191 more
TL;DR: In this paper, the authors used Planck HFI data combined with ancillary radio data to study the emissivity index of the interstellar dust emission in the frequency range 10 - 353 GHz, or 3 - 0.8 mm, in the Galactic plane.
Planck early results. XXI. Properties of the interstellar mediumin the Galactic plane
A. Abergel,P. A. R. Ade,Nabila Aghanim,M. Arnaud,M. Ashdown,Jonathan Aumont,C. Baccigalupi,Amedeo Balbi,A. J. Banday,R. B. Barreiro,J. G. Bartlett,E. Battaner,K. Benabed,Aurélien Benoit,J.-P. Bernard,M. Bersanelli,R. S. Bhatia,J. J. Bock,Anna Bonaldi,J. R. Bond,J. Borrill,F. R. Bouchet,F. Boulanger,M. Bucher,Carlo Burigana,P. Cabella,J.-F. Cardoso,A. Catalano,L. Cayón,Anthony Challinor,A. Chamballu,Lung-Yih Chiang,C. Chiang,P. R. Christensen,Stéphane Colombi,F. Couchot,A. Coulais,B. P. Crill,F. Cuttaia,Thomas M. Dame,L. Danese,R. D. Davies,R. J. Davis,P. de Bernardis,G. de Gasperis,A. De Rosa,G. de Zotti,J. Delabrouille,J.-M. Delouis,F.-X. Désert,Clive Dickinson,S. Donzelli,O. Doré,U. Dörl,M. Douspis,X. Dupac,George Efstathiou,Torsten A. Enßlin,Fabio Finelli,Olivier Forni,M. Frailis,E. Franceschi,S. Galeotta,K. Ganga,M. Giard,Giovanna Giardino,Y. Giraud-Héraud,J. González-Nuevo,K. M. Górski,Steven Gratton,A. Gregorio,I. A. Grenier,A. Grupposo,F. K. Hansen,D. L. Harrison,Sophie Henrot-Versille,D. Herranz,S.R. Hilderbrandt,E. Hivon,Michael P. Hobson,W. A. Holmes,W. Hovest,Roger J. Hoyland,Kevin M. Huffenberger,Andrew H. Jaffe,T. R. Jaffe,W. C. Jones,Mika Juvela,E. Keihänen,R. Keskitalo,Theodore Kisner,R. Kneissl,Lloyd Knox,Hannu Kurki-Suonio,G. Lagache,Anne Lähteenmäki,J.-M. Lamarre,Anthony Lasenby,R. J. Laureijs,Charles R. Lawrence,S. Leach,R. Leonardi,Claude Leroy,P. B. Lilje,M. Linden-Vørnle,M. López-Caniego,Philip Lubin,J. F. Macías-Pérez,C. J. MacTavish,Bruno Maffei,Nazzareno Mandolesi,Robert G. Mann,Michele Maris,D. J. Marshall,E. Martínez-González,Serena Masi,S. Matarrese,F. Matthai,Pasquale Mazzotta,Peregrine McGehee,Peter Meinhold,Alessandro Melchiorri,L. Mendes,A. Mennella,Marc-Antoine Miville-Deschenes,A. Moneti,L. Montier,Gianluca Morgante,Daniel J. Mortlock,Dipak Munshi,J.Anthony Murphy,Pavel D. Naselsky,P. Natoli,Calvin B. Netterfield,Hans Ulrik Nørgaard-Nielsen,F. Noviello,Dmitry Novikov,I. D. Novikov,S. Osborne,F. Pajot,R. Paladini,Fabio Pasian,G. Patanchon,O. Perdereau,L. Perotto,L. Perotta,F. Piacentini,M. Piat,Stéphane Plaszczynski,E. Pointecouteau,G. Polenta,N. Ponthieu,T. Poutanen,G. Prézeau,Simon Prunet,J.-L. Puget,Jörg P. Rachen,William T. Reach,Rafael Rebolo,W. Reich,C. Renault,S. Ricciardi,T. Riller,I. Ristorcelli,G. Rocha,C. Rosset,Jose Alberto Rubino-Martin,B. Rusholme,M. Sandri,D. Santos,Giorgio Savini,Douglas Scott,Seiffert,P. Shellard,G. F. Smoot,Jean-Luc Starck,F. Stivoli,V. Stolyarov,R. Stompor,R. V. Sudiwala,J.-F. Sygnet,J. A. Tauber,Luca Terenzi,L. Toffolatti,M. Tomasi,J.-P. Torre,M. Tristram,Jussi Tuovinen,G. Umana,Luca Valenziano,Jussi Varis,P. Vielva,F. Villa,Nicola Vittorio,Lawrence A. Wade,B. D. Wandelt,Althea Wilkinson,Nathalie Ysard,D. Yvon,A. Zacchei,A. Zonca +200 more
Abstract: Planck has observed the entire sky from 30 GHz to 857 GHz. The observed foreground emission contains contributions from different phases
of the interstellar medium (ISM). We have separated the observed Galactic emission into the different gaseous components (atomic, molecular
and ionised) in each of a number of Galactocentric rings. This technique provides the necessary information to study dust properties (emissivity,
temperature, etc.), as well as other emission mechanisms as a function of Galactic radius. Templates are created for various Galactocentric radii
using velocity information from atomic (neutral hydrogen) and molecular (12CO) observations. The ionised template is assumed to be traced by
free-free emission as observed by WMAP, while 408 MHz emission is used to trace the synchrotron component. Gas emission not traced by the
above templates, namely “dark gas”, as evidenced using Planck data, is included as an additional template, the first time such a component has
been used in this way. These templates are then correlated with each of the Planck frequency bands, as well as with higher frequency data from
IRAS and DIRBE along with radio data at 1.4 GHz. The emission per column density of the gas templates allows us to create distinct spectral
energy distributions (SEDs) per Galactocentric ring and in each of the gaseous tracers from 1.4 GHz to 25 THz (12 μm). The resulting SEDs
allow us to explore the contribution of various emission mechanisms to the Planck signal. Apart from the thermal dust and free-free emission, we
have probed the Galaxy for anomalous (e.g., spinning) dust as well as synchrotron emission. We find the dust opacity in the solar neighbourhood,
τ/NH = 0.92±0.05×10−25 cm2 at 250 μm, with no significant variation with Galactic radius, even though the dust temperature is seen to vary from
over 25 K to under 14 K. Furthermore, we show that anomalous dust emission is present in the atomic, molecular and dark gas phases throughout
the Galactic disk. Anomalous emission is not clearly detected in the ionised phase, as free-free emission is seen to dominate. The derived dust
propeties associated with the dark gas phase are derived but do not allow us to reveal the nature of this phase. For all environments, the anomalous
emission is consistent with rotation from polycyclic aromatic hydrocarbons (PAHs) and, according to our simple model, accounts for (25 ± 5)%
(statistical) of the total emission at 30 GHz.