K
K. Iwasawa
Researcher at INAF
Publications - 148
Citations - 10616
K. Iwasawa is an academic researcher from INAF. The author has contributed to research in topics: Galaxy & Active galactic nucleus. The author has an hindex of 57, co-authored 148 publications receiving 10093 citations. Previous affiliations of K. Iwasawa include Association of Universities for Research in Astronomy & University of Cambridge.
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Journal ArticleDOI
Gravitationally redshifted emission implying an accretion disk and massive black hole in the active galaxy MCG-6-30-15
Yasuo Tanaka,K. Nandra,Andrew C. Fabian,Hajime Inoue,Chiko Otani,Tadayasu Dotani,Kiyoshi Hayashida,K. Iwasawa,Tsuneo Kii,Hideyo Kunieda,F. Makino,Makoto Matsuoka +11 more
TL;DR: In this paper, the authors detect relativistic effects in an X-ray emission line (the Kα line) from ionized iron in the galaxy MCG-6-30-15.
Journal ArticleDOI
The Hyper Suprime-Cam SSP Survey: Overview and Survey Design
Hiroaki Aihara,Nobuo Arimoto,Robert Armstrong,Stephane Arnouts,Neta A. Bahcall,S. J. Bickerton,James Bosch,Kevin Bundy,Peter Capak,James H. H. Chan,Masashi Chiba,Jean Coupon,Eiichi Egami,Motohiro Enoki,F. Finet,Hiroki Fujimori,Seiji Fujimoto,Hisanori Furusawa,J. Furusawa,Tomotsugu Goto,Andy D. Goulding,Johnny P. Greco,Jenny E. Greene,James E. Gunn,Takashi Hamana,Yuichi Harikane,Yasuhiro Hashimoto,Takashi Hattori,Masao Hayashi,Yusuke Hayashi,Krzysztof G. Hełminiak,Ryo Higuchi,Chiaki Hikage,Paul T. P. Ho,Bau-Ching Hsieh,Kuiyun Huang,Song Huang,Hiroyuki Ikeda,Masatoshi Imanishi,Akio K. Inoue,K. Iwasawa,Ikuru Iwata,Anton T. Jaelani,Hung-Yu Jian,Y. Kamata,Hiroshi Karoji,Nobunari Kashikawa,N. Katayama,Satoshi Kawanomoto,Issha Kayo,Jun Koda,Michitaro Koike,Takashi Kojima,Yutaka Komiyama,Akira Konno,S. Koshida,Yusei Koyama,Haruka Kusakabe,A. Leauthaud,Chien-Hsiu Lee,Lihwai Lin,Yen-Ting Lin,Robert H. Lupton,Rachel Mandelbaum,Yoshiki Matsuoka,Elinor Medezinski,S. Mineo,Shoken M. Miyama,Hironao Miyatake,Satoshi Miyazaki,Rieko Momose,A. More,Surhud More,Y. Moritani,Takashi J. Moriya,Tomoki Morokuma,Shiro Mukae,Ryoma Murata,Hitoshi Murayama,Tohru Nagao,Fumiaki Nakata,Mana Niida,Hiroko Niikura,Atsushi J. Nishizawa,Yoshiyuki Obuchi,Masamune Oguri,Yukie Oishi,Nobuhiro Okabe,Yuki Okura,Yoshiaki Ono,Masato Onodera,M. Onoue,Ken Osato,Masami Ouchi,P. A. Price,Tae-Soo Pyo,M. Sako,Sakurako Okamoto,Marcin Sawicki,Takatoshi Shibuya,Kazuhiro Shimasaku,Atsushi Shimono,Masato Shirasaki,John D. Silverman,Melanie Simet,Joshua S. Speagle,David N. Spergel,Michael A. Strauss,Yuma Sugahara,Naoshi Sugiyama,Yasushi Suto,Sherry H. Suyu,Nao Suzuki,Philip J. Tait,Tadafumi Takata,Masahiro Takada,Naoyuki Tamura,Masayuki Tanaka,Masaomi Tanaka,Yoko Tanaka,T. Terai,Yuichi Terashima,Yoshiki Toba,Jun Toshikawa,Edwin L. Turner,Tomohisa Uchida,Hisakazu Uchiyama,Keiichi Umetsu,Fumihiro Uraguchi,Yuji Urata,Tomonori Usuda,Yousuke Utsumi,Shiang-Yu Wang,Wei-Hao Wang,Kenneth C. Wong,Kiyoto Yabe,Yoshihiko Yamada,Hitomi Yamanoi,Naoki Yasuda,Sherry Yeh,Atsunori Yonehara,Suraphong Yuma +141 more
TL;DR: Hyper Suprime-Cam (HSC) is a wide-field imaging camera on the prime focus of the 8.2m Subaru telescope on the summit of Maunakea in Hawaii as mentioned in this paper.
Journal ArticleDOI
The XMM-Newton wide-field survey in the COSMOS field (XMM-COSMOS): demography and multiwavelength properties of obscured and unobscured luminous active galactic nuclei
Marcella Brusa,Francesca Civano,Andrea Comastri,Takamitsu Miyaji,Takamitsu Miyaji,Mara Salvato,G. Zamorani,Nico Cappelluti,Fabrizio Fiore,Günther Hasinger,Vincenzo Mainieri,Andrea Merloni,Angela Bongiorno,Peter Capak,Martin Elvis,Roberto Gilli,Heng Hao,Knud Jahnke,Anton M. Koekemoer,O. Ilbert,E. Le Floc'h,Elisabeta Lusso,M. Mignoli,Eva Schinnerer,John D. Silverman,Ezequiel Treister,J. D. Trump,Cristian Vignali,M. Zamojski,Tom Aldcroft,Herve Aussel,S. Bardelli,M. Bolzonella,A. Cappi,Karina Caputi,T. Contini,Alexis Finoguenov,Antonella Fruscione,B. Garilli,Chris Impey,A. Iovino,K. Iwasawa,P. Kampczyk,Jeyhan S. Kartaltepe,Jeyhan S. Kartaltepe,Jean-Paul Kneib,C. Knobel,Katarina Kovac,F. Lamareille,J.-F. Leborgne,V. Le Brun,O. Le Fevre,S. J. Lilly,Christian Maier,H. J. McCracken,R. Pello,Yingjie Peng,E. Perez-Montero,L. de Ravel,D. B. Sanders,Marco Scodeggio,N. Z. Scoville,Masayuki Tanaka,Yoshi Taniguchi,Lidia Tasca,S. de la Torre,L. Tresse,D. Vergani,E. Zucca +68 more
TL;DR: In this article, the authors report the final optical identifications of the medium-depth (~60 ks), contiguous (2 deg^2) XMM-Newton survey of the COSMOS field.
Journal ArticleDOI
GOALS: The Great Observatories All-Sky LIRG Survey
Lee Armus,Joseph M. Mazzarella,Aaron S. Evans,Aaron S. Evans,Jason Surace,David B. Sanders,K. Iwasawa,David T. Frayer,Justin Howell,Ben Chan,Andreea Petric,T. Vavilkin,D.-C. Kim,S. Haan,Hanae Inami,Eric J. Murphy,P. N. Appleton,Joshua E. Barnes,Gregory D. Bothun,Carrie Bridge,Vassilis Charmandaris,Joseph B. Jensen,Lisa J. Kewley,S. D. Lord,Barry F. Madore,Barry F. Madore,Jason Marshall,J. E. Melbourne,Jeffrey A. Rich,Shobita Satyapal,Bernhard Schulz,Henrik Spoon,E. Sturm,Sylvain Veilleux,Kevin Xu +34 more
TL;DR: The Great Observatories All-Sky LIRG Survey (GOALS20) as discussed by the authors combines data from NASA's Spitzer Space Telescope, Chandra X-Ray Observatory, Hubble Space Telescope (HST), and Galaxy Evolution Explorer (GALEX) observatories, together with ground-based data, into a comprehensive imaging and spectroscopic survey of over 200 low-redshift (z < 0.088z>0.088), Luminous Infrared Galaxies (LIRGs).
Journal ArticleDOI
The X-ray to optical-UV luminosity ratio of X-ray selected type 1 AGN in XMM-COSMOS
Elisabeta Lusso,Elisabeta Lusso,Andrea Comastri,Cristian Vignali,Cristian Vignali,G. Zamorani,Marcella Brusa,Roberto Gilli,K. Iwasawa,Mara Salvato,Francesca Civano,Martin Elvis,Andrea Merloni,Angela Bongiorno,Jonathan R. Trump,Anton M. Koekemoer,Eva Schinnerer,E. Le Floc'h,Nico Cappelluti,Knud Jahnke,M. T. Sargent,John D. Silverman,V. Mainieri,Fabrizio Fiore,Micol Bolzonella,O. Le Fèvre,Bianca Garilli,A. Iovino,Jean-Paul Kneib,F. Lamareille,Simon J. Lilly,M. Mignoli,M. Scodeggio,D. Vergani,D. Vergani +34 more
TL;DR: In this paper, a study of the X-ray to optical properties of a sample of 545 x-ray selected type 1 AGN, from the XMM-COSMOS survey, over a wide range of redshifts (0.04, 4.25, and 40.6), was presented.