A
Andrea Comastri
Researcher at INAF
Publications - 718
Citations - 52821
Andrea Comastri is an academic researcher from INAF. The author has contributed to research in topics: Galaxy & Active galactic nucleus. The author has an hindex of 111, co-authored 706 publications receiving 49119 citations. Previous affiliations of Andrea Comastri include University of Bologna & Max Planck Society.
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Journal ArticleDOI
The THESEUS space mission concept: science case, design and expected performances
Lorenzo Amati,P. T. O'Brien,Diego Götz,Enrico Bozzo,C. Tenzer,F. Frontera,F. Frontera,Giancarlo Ghirlanda,Claudio Labanti,J. P. Osborne,G. Stratta,Nial Tanvir,Richard Willingale,Primo Attina,Riccardo Campana,A. J. Castro-Tirado,C. Contini,F. Fuschino,A. Gomboc,René Hudec,René Hudec,Piotr Orleanski,Etienne Renotte,Tomaz Rodic,Zsolt Bagoly,Andrew Blain,Paul J. Callanan,Stefano Covino,Andrea Ferrara,Andrea Ferrara,E. Le Floc'h,Martino Marisaldi,Sandro Mereghetti,Piero Rosati,A. Vacchi,P. D'Avanzo,Paolo Giommi,S. Piranomonte,Luigi Piro,Victor Reglero,Andrea Rossi,Andrea Santangelo,Ruben Salvaterra,G. Tagliaferri,S. D. Vergani,S. D. Vergani,Serena Vinciguerra,Michael S. Briggs,E. Campolongo,Riccardo Ciolfi,Valerie Connaughton,B. Cordier,B. Morelli,Mauro Orlandini,C. Adami,A. Argan,Jean-Luc Atteia,Natalia Auricchio,Lajos G. Balázs,Giuseppe Baldazzi,S. Basa,Rupal Basak,Rupal Basak,Pierluigi Bellutti,M. G. Bernardini,Giuseppe Bertuccio,João Braga,M. Branchesi,Søren Brandt,Enzo Brocato,Carl Budtz-Jørgensen,Andrea Bulgarelli,Luciano Burderi,Jordan Camp,Salvatore Capozziello,Joseph Caruana,Piergiorgio Casella,Bradley Cenko,Bradley Cenko,Pascal Chardonnet,Pascal Chardonnet,B. Ciardi,S. Colafrancesco,Maria Giovanna Dainotti,Maria Giovanna Dainotti,Maria Giovanna Dainotti,V. D'Elia,D. de Martino,M. de Pasquale,E. Del Monte,M. Della Valle,Alessandro Drago,Y. Evangelista,Marco Feroci,Fabio Finelli,M. Fiorini,Johan P. U. Fynbo,Avishay Gal-Yam,Bruce Gendre,Gabriele Ghisellini,Aniello Grado,C. Guidorzi,M. Hafizi,Lorraine Hanlon,Jens Hjorth,Luca Izzo,László L. Kiss,Pawan Kumar,Irfan Kuvvetli,Michèle Lavagna,T. Li,Francesco Longo,Maxim Lyutikov,Maxim Lyutikov,Umberto Maio,Elisabetta Maiorano,Piero Malcovati,D. Malesani,Raffaella Margutti,Antonio Martin-Carrillo,N. Masetti,Sheila McBreen,Roberto Mignani,Gianluca Morgante,Carole Mundell,H. U. Nargaard-Nielsen,Luciano Nicastro,Eliana Palazzi,S. Paltani,Francesca Panessa,G. Pareschi,Asaf Pe'er,A. V. Penacchioni,A. V. Penacchioni,Elena Pian,Ester Piedipalumbo,Tsvi Piran,Gregor Rauw,M. Razzano,A. M. Read,Luciano Rezzolla,P. Romano,Remo Ruffini,Sandra Savaglio,Vito Sguera,Patricia Schady,W. Skidmore,Li Song,Elizabeth R. Stanway,R. L. C. Starling,M. Topinka,Eleonora Troja,Eleonora Troja,M. H. P. M. van Putten,Eros Vanzella,S. Vercellone,Colleen A. Wilson-Hodge,Daisuke Yonetoku,G. Zampa,N. Zampa,Bing Zhang,B. B. Zhang,S. Zhang,S.-N. Zhang,A. Antonelli,Federica B. Bianco,S. Boci,M. Boer,M. T. Botticella,O. Boulade,C. Butler,Sergio Campana,Fiamma Capitanio,Annalisa Celotti,Yi Chen,Monica Colpi,Andrea Comastri,Jean-Gabriel Cuby,Mauro Dadina,A. De Luca,Y.-W. Dong,Stefano Ettori,Poshak Gandhi,E. Geza,Jochen Greiner,Sylvain Guiriec,Jan Harms,M. Hernanz,Allan Hornstrup,Ian Hutchinson,G. L. Israel,Peter G. Jonker,Peter G. Jonker,Yuki Kaneko,N. Kawai,K. Wiersema,S. Korpela,V. Lebrun,F. Lu,Andrew MacFadyen,Giuseppe Malaguti,L. Maraschi,A. Melandri,Maryam Modjaz,D. Morris,Nicola Omodei,A. Paizis,Petr Páta,V. Petrosian,A. Rachevski,James E. Rhoads,James E. Rhoads,Felix Ryde,Felix Ryde,L. Sabau-Graziati,N. Shigehiro,Mark R. Sims,J. Soomin,Dorottya Szécsi,Dorottya Szécsi,Yuji Urata,Michela Uslenghi,Luca Valenziano,Giacomo Vianello,S. Vojtech,Darach Watson,J. Zicha +226 more
TL;DR: Theseus as mentioned in this paper is a space mission concept aimed at exploiting Gamma-Ray Bursts for investigating the early Universe and at providing a substantial advancement of multi-messenger and time-domain astrophysics.
Journal ArticleDOI
A statistical relation between the X-ray spectral index and Eddington ratio of active galactic nuclei in deep surveys
Murray Brightman,John D. Silverman,Vincenzo Mainieri,Yoshihiro Ueda,Malte Schramm,Kenta Matsuoka,Kenta Matsuoka,Tohru Nagao,Charles L. Steinhardt,Jeyhan S. Kartaltepe,D. B. Sanders,Ezequiel Treister,Ohad Shemmer,W. N. Brandt,Marcella Brusa,Andrea Comastri,Luis C. Ho,Giorgio Lanzuisi,Elisabeta Lusso,Kirpal Nandra,Mara Salvato,G. Zamorani,Masayuki Akiyama,David M. Alexander,Angela Bongiorno,Peter Capak,Francesca Civano,A. Del Moro,Akihiro Doi,Martin Elvis,G. Hasinger,Elise S. Laird,D. Masters,M. Mignoli,Kunihiro Ohta,Kevin Schawinski,Yoshiaki Taniguchi +36 more
TL;DR: In this article, the authors measured the spectral index of a power-law energy distribution over an energy range of 2-10 keV for X-ray selected, broad-lined radio-quiet active galactic nuclei (AGN) up to z ∼ 2 in Cosmic Evolution Survey (COSMOS) and Extended Chandra Deep Field South (E-CDF-S).
Journal ArticleDOI
The XMM Deep survey in the CDFS I. First results on heavily obscured AGN
Andrea Comastri,Piero Ranalli,K. Iwasawa,Cristian Vignali,Roberto Gilli,I. Georgantopoulos,Xavier Barcons,W. N. Brandt,Hermann Brunner,Marcella Brusa,Nico Cappelluti,Francisco J. Carrera,Francesca Civano,Fabrizio Fiore,G. Hasinger,Vincenzo Mainieri,Andrea Merloni,Fabrizio Nicastro,Maurizio Paolillo,Simonetta Puccetti,Piero Rosati,John D. Silverman,Paolo Tozzi,G. Zamorani,Italo Balestra,Franz E. Bauer,B. Luo,Yongquan Xue +27 more
TL;DR: In this article, the first results of the spectroscopy of distant, obscured AGN as obtained with the ultra-deep (~3.3 Ms) XMM-Newton survey in the Chandra Deep Field South (CDFS) were presented.
Journal ArticleDOI
An extreme [OIII] emitter at $z=3.2$: a low metallicity Lyman continuum source
S. De Barros,E. Vanzella,Ricardo Amorín,M. Castellano,Brian Siana,A. Grazian,Hyewon Suh,Italo Balestra,C. Vignali,A. Verhamme,G. Zamorani,M. Mignoli,G. Hasinger,Andrea Comastri,Laura Pentericci,Enrique Perez-Montero,Adriano Fontana,M. Giavalisco,Roberto Gilli +18 more
TL;DR: In this paper, the physical properties of a Lyman continuum emitter candidate at 3.212$ with photometric coverage from U$ to MIPS 24$\mu$m band and VIMOS/VLT and MOSFIRE/Keck spectroscopy were investigated.
Journal ArticleDOI
X-shooter reveals powerful outflows in z ∼ 1.5 X-ray selected obscured quasi-stellar objects
Marcella Brusa,Angela Bongiorno,Giovanni Cresci,Michele Perna,Michele Perna,Alessandro Marconi,Vincenzo Mainieri,Roberto Maiolino,Mara Salvato,Elisabeta Lusso,Elisabeta Lusso,P. Santini,Andrea Comastri,Fabrizio Fiore,Roberto Gilli,F. La Franca,Giorgio Lanzuisi,Giorgio Lanzuisi,Dieter Lutz,Andrea Merloni,M. Mignoli,Francesca Onori,Enrico Piconcelli,David J. Rosario,C. Vignali,C. Vignali,G. Zamorani +26 more
TL;DR: X-shooter at the Vewry Large Telescope observations of a sample of 10 luminous, X-ray obscured QSOs at z$\sim1.5$ from the XMM-COSMOS survey, expected to be caught in the transitioning phase from starburst to active galactic nucleus (AGN)-dominated systems as mentioned in this paper.