J
Ji-Jia Tang
Researcher at Academia Sinica
Publications - 18
Citations - 1139
Ji-Jia Tang is an academic researcher from Academia Sinica. The author has contributed to research in topics: Quasar & Luminosity. The author has an hindex of 13, co-authored 18 publications receiving 858 citations. Previous affiliations of Ji-Jia Tang include Academia Sinica Institute of Astronomy and Astrophysics & Australian National University.
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Journal ArticleDOI
SUBARU HIGH-z EXPLORATION OF LOW-LUMINOSITY QUASARS (SHELLQs). I. DISCOVERY OF 15 QUASARS AND BRIGHT GALAXIES AT 5.7 < z < 6.9* **
Yoshiki Matsuoka,Yoshiki Matsuoka,Yoshiki Matsuoka,Masafusa Onoue,Nobunari Kashikawa,Nobunari Kashikawa,Kazushi Iwasawa,Michael A. Strauss,Tohru Nagao,Masatoshi Imanishi,Masatoshi Imanishi,Mana Niida,Yoshiki Toba,Masayuki Akiyama,Naoko Asami,James Bosch,Sebastien Foucaud,Hisanori Furusawa,Tomotsugu Goto,James E. Gunn,Yuichi Harikane,Hiroyuki Ikeda,Toshihiro Kawaguchi,Satoshi Kikuta,Yutaka Komiyama,Yutaka Komiyama,Robert H. Lupton,Takeo Minezaki,Satoshi Miyazaki,Satoshi Miyazaki,Tomoki Morokuma,Hitoshi Murayama,Atsushi J. Nishizawa,Yoshiaki Ono,Masami Ouchi,Masami Ouchi,Paul A. Price,Hiroaki Sameshima,John D. Silverman,Naoshi Sugiyama,Naoshi Sugiyama,Philip J. Tait,Masahiro Takada,Tadafumi Takata,Tadafumi Takata,Masayuki Tanaka,Masayuki Tanaka,Ji-Jia Tang,Yousuke Utsumi +48 more
TL;DR: In this paper, the discovery of 15 quasars and bright galaxies at 5.7 6 galaxies, compared with that of quasar, at magnitudes fainter than M1450 ~ -22 mag or zAB ~24 mag.
Journal ArticleDOI
Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). V. Quasar Luminosity Function and Contribution to Cosmic Reionization at z = 6
Yoshiki Matsuoka,Michael A. Strauss,Nobunari Kashikawa,Nobunari Kashikawa,Masafusa Onoue,Masafusa Onoue,Kazushi Iwasawa,Ji-Jia Tang,Chien-Hsiu Lee,Masatoshi Imanishi,Tohru Nagao,Masayuki Akiyama,Naoko Asami,James Bosch,Hisanori Furusawa,Tomotsugu Goto,James E. Gunn,Yuichi Harikane,Hiroyuki Ikeda,Takuma Izumi,Toshihiro Kawaguchi,Nanako Kato,Satoshi Kikuta,Kotaro Kohno,Yutaka Komiyama,Robert H. Lupton,Takeo Minezaki,Satoshi Miyazaki,Hitoshi Murayama,Mana Niida,Atsushi J. Nishizawa,Akatoki Noboriguchi,Masamune Oguri,Masamune Oguri,Yoshiaki Ono,Masami Ouchi,Masami Ouchi,Paul A. Price,Hiroaki Sameshima,Andreas Schulze,Hikari Shirakata,John D. Silverman,Naoshi Sugiyama,Naoshi Sugiyama,Philip J. Tait,Masahiro Takada,Tadafumi Takata,Masayuki Tanaka,Yoshiki Toba,Yoshiki Toba,Yousuke Utsumi,Shiang-Yu Wang,Takuji Yamashita +52 more
TL;DR: In this article, the authors presented new measurements of the quasar luminosity function (LF) over an unprecedentedly wide range of the rest-frame ultraviolet luminosity from $-30$ to $-22$ mag.
Journal ArticleDOI
Discovery of the First Low-luminosity Quasar at z > 7
Yoshiki Matsuoka,Masafusa Onoue,Nobunari Kashikawa,Nobunari Kashikawa,Michael A. Strauss,Kazushi Iwasawa,Chien-Hsiu Lee,Masatoshi Imanishi,Tohru Nagao,Masayuki Akiyama,Naoko Asami,James Bosch,Hisanori Furusawa,Tomotsugu Goto,James E. Gunn,Yuichi Harikane,Hiroyuki Ikeda,Takuma Izumi,Toshihiro Kawaguchi,Nanako Kato,Satoshi Kikuta,Kotaro Kohno,Yutaka Komiyama,Shuhei Koyama,Robert H. Lupton,Takeo Minezaki,Satoshi Miyazaki,Hitoshi Murayama,Mana Niida,Atsushi J. Nishizawa,Akatoki Noboriguchi,Masamune Oguri,Masamune Oguri,Yoshiaki Ono,Masami Ouchi,Masami Ouchi,Paul A. Price,Hiroaki Sameshima,Andreas Schulze,Hikari Shirakata,John D. Silverman,Naoshi Sugiyama,Naoshi Sugiyama,Philip J. Tait,Masahiro Takada,Tadafumi Takata,Masayuki Tanaka,Ji-Jia Tang,Yoshiki Toba,Yoshiki Toba,Yousuke Utsumi,Shiang-Yu Wang,Takuji Yamashita +52 more
TL;DR: In this paper, the authors reported the discovery of a quasar at z = 7.07, which was selected from the deep multi-band imaging data collected by the Hyper Suprime-Cam (HSC) Subaru Strategic Program survey.
Journal ArticleDOI
Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). IV. Discovery of 41 Quasars and Luminous Galaxies at 5.7 ≤ z ≤ 6.9
Yoshiki Matsuoka,Kazushi Iwasawa,Masafusa Onoue,Nobunari Kashikawa,Michael A. Strauss,Chien-Hsiu Lee,Masatoshi Imanishi,Tohru Nagao,Masayuki Akiyama,Naoko Asami,James Bosch,Hisanori Furusawa,Tomotsugu Goto,James E. Gunn,Yuichi Harikane,Hiroyuki Ikeda,Takuma Izumi,Toshihiro Kawaguchi,Nanako Kato,Satoshi Kikuta,Kotaro Kohno,Yutaka Komiyama,Robert H. Lupton,Takeo Minezaki,Satoshi Miyazaki,Tomoki Morokuma,Hitoshi Murayama,Mana Niida,Atsushi J. Nishizawa,Masamune Oguri,Masamune Oguri,Yoshiaki Ono,Masami Ouchi,Masami Ouchi,Paul A. Price,Hiroaki Sameshima,Andreas Schulze,Hikari Shirakata,John D. Silverman,Naoshi Sugiyama,Naoshi Sugiyama,Philip J. Tait,Masahiro Takada,Tadafumi Takata,Masayuki Tanaka,Ji-Jia Tang,Yoshiki Toba,Yoshiki Toba,Yoshiki Toba,Yousuke Utsumi,Shiang-Yu Wang,Takuji Yamashita +51 more
TL;DR: Matsuoka et al. as discussed by the authors reported discovery of 41 new high-z quasars and luminous galaxies, which were spectroscopically identified at 5.7 ≤ z ≤ 6.9.
Journal ArticleDOI
Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs). II. Discovery of 32 quasars and luminous galaxies at 5.7 < z ≤ 6.8
Yoshiki Matsuoka,Yoshiki Matsuoka,Masafusa Onoue,Nobunari Kashikawa,Kazushi Iwasawa,Michael A. Strauss,Tohru Nagao,Masatoshi Imanishi,Masatoshi Imanishi,Chien-Hsiu Lee,Masayuki Akiyama,Naoko Asami,James Bosch,Sebastien Foucaud,Hisanori Furusawa,Tomotsugu Goto,James E. Gunn,Yuichi Harikane,Hiroyuki Ikeda,Takuma Izumi,Toshihiro Kawaguchi,Satoshi Kikuta,Kotaro Kohno,Yutaka Komiyama,Robert H. Lupton,Takeo Minezaki,Satoshi Miyazaki,Tomoki Morokuma,Hitoshi Murayama,Mana Niida,Atsushi J. Nishizawa,Masamune Oguri,Masamune Oguri,Yoshiaki Ono,Masami Ouchi,Masami Ouchi,Paul A. Price,Hiroaki Sameshima,Andreas Schulze,Hikari Shirakata,John D. Silverman,Naoshi Sugiyama,Naoshi Sugiyama,Philip J. Tait,Masahiro Takada,Tadafumi Takata,Masayuki Tanaka,Ji-Jia Tang,Yoshiki Toba,Yousuke Utsumi,Shiang-Yu Wang +50 more
TL;DR: In this article, the authors reported the discovery of 41 new high-z quasars and luminous galaxies, which were spectroscopically identified at 5.7 < z < 6.9.