R
Ryuji Suzuki
Researcher at National Institutes of Natural Sciences, Japan
Publications - 84
Citations - 2917
Ryuji Suzuki is an academic researcher from National Institutes of Natural Sciences, Japan. The author has contributed to research in topics: Spectrograph & Thirty Meter Telescope. The author has an hindex of 26, co-authored 82 publications receiving 2779 citations. Previous affiliations of Ryuji Suzuki include Tohoku University & Subaru.
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Journal ArticleDOI
Discovery of Small-Scale Spiral Structures in the Disk of SAO 206462 (HD 135344B): Implications for the Physical State of the Disk from Spiral Density Wave Theory
Takayuki Muto,Takayuki Muto,Carol A. Grady,Jun Hashimoto,Misato Fukagawa,Jeremy Hornbeck,Michael L. Sitko,Michael L. Sitko,Michael L. Sitko,Ray W. Russell,Ray W. Russell,C. Werren,C. Werren,Michel Curé,Thayne Currie,Nagayoshi Ohashi,Nagayoshi Ohashi,Yoshiko K. Okamoto,Munetake Momose,Mitsuhiko Honda,Shu-ichiro Inutsuka,Taku Takeuchi,Ruobing Dong,Lyu Abe,Wolfgang Brandner,Timothy D. Brandt,Joseph C. Carson,Sebastian Egner,Markus Feldt,T. Fukue,Miwa Goto,Olivier Guyon,Yutaka Hayano,Masahiko Hayashi,Saeko S. Hayashi,Thomas Henning,Klaus W. Hodapp,Miki Ishii,Masanori Iye,Markus Janson,Ryo Kandori,Gillian R. Knapp,Tomoyuki Kudo,Nobuhiko Kusakabe,Masayuki Kuzuhara,Taro Matsuo,Satoshi Mayama,Michael W. McElwain,Shoken Miyama,Jun-Ichi Morino,Amaya Moro-Martin,Amaya Moro-Martin,Tetsuro Nishimura,Tae-Soo Pyo,Eugene Serabyn,Hiroshi Suto,Ryuji Suzuki,Michihiro Takami,Naruhisa Takato,Hiroshi Terada,Christian Thalmann,D. Tomono,Edwin L. Turner,Edwin L. Turner,Makoto Watanabe,John P. Wisniewski,Toru Yamada,Hideki Takami,Tomonori Usuda,Motohide Tamura +69 more
TL;DR: In this article, high-resolution, H-band, imaging observations, collected with Subaru/HiCIAO, of the scattered light from the transitional disk around SAO 206462 (HD 135344B), reveal the presence of scattered light components as close as 0.2 (approx 28 AU).
Journal ArticleDOI
Direct imaging of a cold jovian exoplanet in orbit around the sun-like star gj 504
Masayuki Kuzuhara,Masayuki Kuzuhara,Masayuki Kuzuhara,Motohide Tamura,Motohide Tamura,Motohide Tamura,Tomoyuki Kudo,Markus Janson,Ryo Kandori,Timothy D. Brandt,Christian Thalmann,David S. Spiegel,Beth Biller,Joseph C. Carson,Yasunori Hori,Ryuji Suzuki,Adam Burrows,Thomas Henning,Edwin L. Turner,Edwin L. Turner,Michael W. McElwain,Amaya Moro-Martin,Amaya Moro-Martin,Takuya Suenaga,Takuya Suenaga,Yasuhiro H. Takahashi,Yasuhiro H. Takahashi,Jungmi Kwon,Jungmi Kwon,Philip W. Lucas,Lyu Abe,Wolfgang Brandner,Sebastian Egner,Markus Feldt,H. Fujiwara,Miwa Goto,Carol A. Grady,Olivier Guyon,Jun Hashimoto,Yutaka Hayano,Masahiko Hayashi,Saeko S. Hayashi,Klaus W. Hodapp,Miki Ishii,Masanori Iye,Gillian R. Knapp,Taro Matsuo,Satoshi Mayama,Shoken Miyama,Jun-Ichi Morino,Jun Nishikawa,Jun Nishikawa,Tetsuro Nishimura,Takayuki Kotani,Nobuhiko Kusakabe,Tae-Soo Pyo,Eugene Serabyn,Hiroshi Suto,Michihiro Takami,Naruhisa Takato,Hiroshi Terada,D. Tomono,Makoto Watanabe,John P. Wisniewski,Toru Yamada,Hideki Takami,Tomonori Usuda +66 more
TL;DR: In this paper, the authors reported the direct-imaging discovery of a Jovian exoplanet around the Sun-like star GJ 504, detected as part of the SEEDS survey.
Journal ArticleDOI
Direct Imaging of Fine Structures in Giant Planet Forming Regions of the Protoplanetary Disk around AB Aurigae
Jun Hashimoto,Motohide Tamura,Takayuki Muto,Tomoyuki Kudo,Misato Fukagawa,T. Fukue,Miwa Goto,Carol A. Grady,Thomas Henning,Klaus W. Hodapp,Mitsuhiko Honda,Shu-ichiro Inutsuka,Eiichiro Kokubo,Gillian R. Knapp,Michael W. McElwain,Munetake Momose,Nagayoshi Ohashi,Yoshiko K. Okamoto,Michihiro Takami,Edwin L. Turner,Edwin L. Turner,John P. Wisniewski,Markus Janson,Lyu Abe,Wolfgang Brandner,Joseph C. Carson,Joseph C. Carson,Sebastian Egner,Markus Feldt,Taras Golota,Olivier Guyon,Yutaka Hayano,Masahiko Hayashi,Saeko S. Hayashi,Miki Ishii,Ryo Kandori,Nobuhiko Kusakabe,Taro Matsuo,Satoshi Mayama,Shoken Miyama,Jun-Ichi Morino,Amaya Moro-Martin,Amaya Moro-Martin,Tetsuro Nishimura,Tae-Soo Pyo,Hiroshi Suto,Ryuji Suzuki,Naruhisa Takato,Hiroshi Terada,Christian Thalmann,D. Tomono,Makoto Watanabe,Toru Yamada,Hideki Takami,Tomonori Usuda +54 more
TL;DR: In this article, high-resolution 1.6 μm polarized intensity (PI) images of the circumstellar disk around the Herbig Ae star AB Aur at a radial distance of 22 AU (015) up to 554 AU (385) were obtained by the high-contrast instrument HiCIAO with the dual-beam polarimetry.
Journal ArticleDOI
A statistical analysis of seeds and other high-contrast exoplanet surveys: Massive planets or low-mass brown dwarfs?
Timothy D. Brandt,Michael W. McElwain,Edwin L. Turner,Edwin L. Turner,Kyle Mede,David S. Spiegel,Masayuki Kuzuhara,Masayuki Kuzuhara,Masayuki Kuzuhara,Joshua E. Schlieder,John P. Wisniewski,Lyu Abe,Beth Biller,Wolfgang Brandner,Joseph C. Carson,Thayne Currie,Sebastian Egner,Markus Feldt,Taras Golota,Miwa Goto,Carol A. Grady,Olivier Guyon,Jun Hashimoto,Yutaka Hayano,Masahiko Hayashi,Saeko S. Hayashi,Thomas Henning,Klaus W. Hodapp,Shu-ichiro Inutsuka,Miki Ishii,Masanori Iye,Markus Janson,Ryo Kandori,Gillian R. Knapp,Tomoyuki Kudo,Nobuhiko Kusakabe,Jungmi Kwon,Jungmi Kwon,Taro Matsuo,Shoken Miyama,Jun-Ichi Morino,Amaya Moro-Martin,Tetsuro Nishimura,Tae-Soo Pyo,Eugene Serabyn,Hiroshi Suto,Ryuji Suzuki,Michihiro Takami,Naruhisa Takato,Hiroshi Terada,Christian Thalmann,D. Tomono,Makoto Watanabe,Toru Yamada,Hideki Takami,Tomonori Usuda,Motohide Tamura,Motohide Tamura +57 more
TL;DR: In this paper, a uniform, Bayesian analysis of all stellar ages using both membership in a kinematic moving group and activity/rotation age indicators is conducted. But the authors do not consider the low-mass tail of the brown dwarfs.
Journal ArticleDOI
Multi-Object Infrared Camera and Spectrograph (MOIRCS) for the Subaru Telescope* I. Imaging
Ryuji Suzuki,Ryuji Suzuki,Chihiro Tokoku,Chihiro Tokoku,Takashi Ichikawa,Yuka Katsuno Uchimoto,Yuka Katsuno Uchimoto,Yuka Katsuno Uchimoto,M. Konishi,M. Konishi,Tomohiro Yoshikawa,Tomohiro Yoshikawa,Ichi Tanaka,Ichi Tanaka,Toru Yamada,Toru Yamada,Koji Omata,Tetsuo Nishimura +17 more
TL;DR: MOIRCS is a fully cryogenic near-infrared instrument for the 8.2 m Subaru Telescope as mentioned in this paper. And it provides a 40 70 field of view with a pixel scale of 0:00117 pixel 1 in the wavelength range of 0.85 to 2.