Jun Nishikawa

National Astronomical Observatory of Japan

H指数:27

被引数:3,498

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Direct Imaging Explorations for Companions from the Subaru/IRD Strategic Program II; Discovery of a Brown-dwarf Companion around a Nearby Mid-M-dwarf LSPM J1446+4633

直接成像探索 Subaru/IRD 战略计划 II 中的伴星；LSPM J1446+4633 周围中质量 M 型矮星褐矮星伴星的发现

The Astronomical Journal

IF0

2025-10-200

OAAI

Taichi Uyama; Masayuki Kuzuhara; Charles Beichman; Teruyuki Hirano; Takayuki Kotani; Qier An; Timothy D. Brandt; Markus Janson; Dimitri Mawet; Mayuko Mori; Bun’ei Sato; Denitza Stoeva; Motohide Tamura; Masataka Aizawa; Bryson Cale; Thomas Henning; Hiroyuki Tako Ishikawa; Norio Narita; Masahiro Ogihara; Aniket Sanghi; Trifon Trifonov; Jerry Xuan; Eiji Akiyama; Hiroki Harakawa; Klaus Hodapp; Masato Ishizuka; Shane Jacobson; Eiichiro Kokubo; Mihoko Konishi; Tomoyuki Kudo; Takashi Kurokawa; Jungmi Kwon; Jun Nishikawa; Masashi Omiya; Takuma Serizawa; Huan-Yu Teng; Akitoshi Ueda; Sebastien Vievard

The mass of TOI-654 b: A short-period sub-Neptune transiting a mid-M dwarf

TOI-654 b的质量：一颗中质量M型矮星的中周期次海王星凌星天体

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN

IF2.6

2025-09-010

OAAI

Ikuta, Kai; Narita, Norio; Takarada, Takuya; Hirano, Teruyuki; Fukui, Akihiko; Ishikawa, Hiroyuki Tako; Hori, Yasunori; Kimura, Tadahiro; Kodama, Takanori; Ikoma, Masahiro; de Leon, Jerome P.; Kawauchi, Kiyoe; Kuzuhara, Masayuki; Lacedelli, Gaia; Livingston, John H.; Mori, Mayuko; Murgas, Felipe; Palle, Enric; Parviainen, Hannu; Watanabe, Noriharu; Fukuda, Izuru; Harakawa, Hiroki; Hayashi, Yuya; Hodapp, Klaus; Isogai, Keisuke; Kagetani, Taiki; Kawai, Yugo; Krishnamurthy, Vigneshwaran; Kudo, Tomoyuki; Kurokawa, Takashi; Kusakabe, Nobuhiko; Nishikawa, Jun; Nugroho, Stevanus K.; Omiya, Masashi; Serizawa, Takuma; Takahashi, Aoi; Teng, Huan-Yu; Terada, Yuka; Ueda, Akitoshi; Vievard, Sebastien; Zou, Yujie; Kotani, Takayuki; Tamura, Motohide

The Discovery and Follow-up of Four Transiting Short-period Sub-Neptunes Orbiting M Dwarfs

ASTRONOMICAL JOURNAL

IF5.1

2024-05-301

Hori, Yasunori; Fukui, Akihiko; Hirano, Teruyuki; Narita, Norio; de Leon, Jerome P.; Ishikawa, Hiroyuki Tako; Hartman, Joel D.; Morello, Giuseppe; Garcia, Nestor Abreu; Hernandez, Leticia Alvarez; Bejar, Victor J. S.; Calatayud-Borras, Yessica; Carleo, Ilaria; Enoc, Gareb; Esparza-Borges, Emma; Fukuda, Izuru; Galan, Daniel; Geraldia-Gonzalez, Samuel; Hayashi, Yuya; Ikoma, Masahiro; Ikuta, Kai; Isogai, Keisuke; Kagetani, Taiki; Kawai, Yugo; Kawauchi, Kiyoe; Kimura, Tadahiro; Kodama, Takanori; Korth, Judith; Kusakabe, Nobuhiko; Laza-Ramos, Andres; Livingston, John H.; Luque, Rafael; Miyakawa, Kohei; Mori, Mayuko; Murgas, Felipe; Orell-Miquel, Jaume; Palle, Enric; Parviainen, Hannu; Pelaez-Torres, Alberto; Puig-Subira, Marta; Sanchez-Benavente, Manuel; Sosa-Guillen, Paula; Stangret, Monika; Terada, Yuka; Torres, Sara Munoz; Watanabe, Noriharu; Bakos, Gaspar A.; Barkaoui, Khalid; Beichman, Charles; Benkhaldoun, Zouhair; Boyle, Andrew W.; Ciardi, David R.; Clark, Catherine A.; Collins, Karen A.; Collins, Kevin I.; Conti, Dennis M.; Crossfield, Ian J. M.; Everett, Mark E.; Furlan, Elise; Ghachoui, Mourad; Gillon, Michael; Gonzales, Erica J.; Higuera, Jesus; Horne, Keith; Howell, Steve B.; Jehin, Emmanuel; Lester, Kathryn V.; Lund, Michael B.; Matson, Rachel; Matthews, Elisabeth C.; Pozuelos, Francisco J.; Safonov, Boris S.; Schlieder, Joshua E.; Schwarz, Richard P.; Sefako, Ramotholo; Srdoc, Gregor; Strakhov, Ivan A.; Timmermans, Mathilde; Waalkes, William C.; Ziegler, Carl; Charbonneau, David; Essack, Zahra; Guerrero, Natalia M.; Harakawa, Hiroki; Hedges, Christina; Ishizuka, Masato; Jenkins, Jon M.; Konishi, Mihoko; Kotani, Takayuki; Kudo, Tomoyuki; Kurokawa, Takashi; Kuzuhara, Masayuki; Nishikawa, Jun; Omiya, Masashi; Ricker, George R.; Seager, Sara; Serizawa, Takuma; Striegel, Stephanie; Tamura, Motohide; Ueda, Akitoshi; Vanderspek, Roland; Vievard, Sebastien; Winn, Joshua N.

Transit spectroscopy of K2-33b with subaru/IRD: Spin-Orbit alignment and tentative atmospheric helium

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

IF4.8

2024-04-183

Cerium Features in Kilonova Near-infrared Spectra: Implication from a Chemically Peculiar Star

ASTROPHYSICAL JOURNAL

IF5.4

2023-07-287

A Spectroscopic Thermometer: Individual Vibrational Band Spectroscopy with the Example of OH in the Atmosphere of WASP-33b

ASTRONOMICAL JOURNAL

IF5.1

2023-07-047

Wright, Sam O. M.; Nugroho, Stevanus K. K.; Brogi, Matteo; Gibson, Neale P. P.; de Mooij, Ernst J. W.; Waldmann, Ingo; Tennyson, Jonathan; Kawahara, Hajime; Kuzuhara, Masayuki; Hirano, Teruyuki; Kotani, Takayuki; Kawashima, Yui; Masuda, Kento; Birkby, Jayne L. L.; Watson, Chris a. A.; Tamura, Motohide; Zwintz, Konstanze; Harakawa, Hiroki; Kudo, Tomoyuki; Hodapp, Klaus; Jacobson, Shane; Konishi, Mihoko; Kurokawa, Takashi; Nishikawa, Jun; Omiya, Masashi; Serizawa, Takuma; Ueda, Akitoshi; Vievard, Sebastien; Yurchenko, Sergei N. N.

Direct Imaging Explorations for Companions around Mid-Late M Stars from the Subaru/IRD Strategic Program

ASTRONOMICAL JOURNAL

IF5.1

2023-03-173

Uyama, Taichi; Beichman, Charles; Kuzuhara, Masayuki; Janson, Markus; Kotani, Takayuki; Mawet, Dimitri; Sato, Bun'ei; Tamura, Motohide; Ishikawa, Hiroyuki Tako; Cale, Bryson; Currie, Thayne; Harakawa, Hiroki; Henning, Thomas; Hirano, Teruyuki; Hodapp, Klaus; Hori, Yasunori; Ishizuka, Masato; Jacobson, Shane; Kasagi, Yui; Kokubo, Eiichiro; Konishi, Mihoko; Kudo, Tomoyuki; Kurokawa, Takashi; Kusakabe, Nobuhiko; Kwon, Jungmi; Machida, Masahiro; Nakagawa, Takao; Narita, Norio; Nishikawa, Jun; Ogihara, Masahiro; Omiya, Masashi; Serizawa, Takuma; Ueda, Akitoshi; Vievard, Sebastien; Wang, Ji

An Earth-sized Planet around an M5 Dwarf Star at 22 pc

ASTRONOMICAL JOURNAL

IF5.1

2023-02-274

Hirano, Teruyuki; Dai, Fei; Livingston, John H.; Grziwa, Sascha; Lam, Kristine W. F.; Kasagi, Yui; Narita, Norio; Ishikawa, Hiroyuki Tako; Miyakawa, Kohei; Serrano, Luisa M.; Matsumoto, Yuji; Kokubo, Eiichiro; Kimura, Tadahiro; Ikoma, Masahiro; Winn, Joshua N.; Wisniewski, John P.; Harakawa, Hiroki; Teng, Huan-Yu; Cochran, William D.; Fukui, Akihiko; Gandolfi, Davide; Guenther, Eike W.; Hori, Yasunori; Ikuta, Kai; Kawauchi, Kiyoe; Knudstrup, Emil; Korth, Judith; Kotani, Takayuki; Krishnamurthy, Vigneshwaran; Kudo, Tomoyuki; Kurokawa, Takashi; Kuzuhara, Masayuki; Luque, Rafael; Mori, Mayuko; Nishikawa, Jun; Omiya, Masashi; Orell-Miquel, Jaume; Palle, Enric; Persson, Carina M.; Redfield, Seth; Serabyn, Eugene; Smith, Alexis M. S.; Takahashi, Aoi; Takarada, Takuya; Ueda, Akitoshi; Van Eylen, Vincent; Vievard, Sebastien; Tamura, Motohide; Sato, Bun'ei

Absence of extended atmospheres in low-mass star radius-gap planets

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

IF4.8

2023-02-069

Direct imaging and astrometric detection of a gas giant planet orbiting an accelerating star

Science

IF45.8

2023-01-010

OAAI

Thayne Currie; G. Mirek Brandt; Timothy D. Brandt; Brianna I. Lacy; Adam S. Burrows; Olivier Guyon; Motohide Tamura; Ranger Y. Liu; Sabina Sagynbayeva; Taylor Tobin; Jeffrey Chilcote; Tyler D. Groff; Christian Marois; W. T. Thompson; Simon J. Murphy; Masayuki Kuzuhara; Kellen Lawson; Julien Lozi; Vincent Déo; Sébastien Vievard; Nour Skaf; Taichi Uyama; Nemanja Jovanović; Frantz Martinache; N. Jeremy Kasdin; Tomoyuki Kudo; Michael W. McElwain; M. Janson; John P. Wisniewski; K. W. Hodapp; Jun Nishikawa; K. G. Hełminiak; Jungmi Kwon; Masahiko Hayashi

Planet(esimal)s around stars with TESS (PAST) III: A search for triplet He I in the atmospheres of two 200 Myr-old planets

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

IF4.8

2022-11-1216

Binary-star Wave Front Control Based on a Common-path Visible Nulling Coronagraph

ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES

IF8.5

2022-09-301

Validation and atmospheric exploration of the sub-Neptune TOI-2136b around a nearby M3 dwarf

ASTRONOMY & ASTROPHYSICS

IF5.8

2022-09-277

Kawauchi, K.; Murgas, F.; Palle, E.; Narita, N.; Fukui, A.; Hirano, T.; Parviainen, H.; Ishikawa, H. T.; Watanabe, N.; Esparaza-Borges, E.; Kuzuhara, M.; Orell-Miquel, J.; Krishnamurthy, V; Mori, M.; Kagetani, T.; Zou, Y.; Isogai, K.; Livingston, J. H.; Howell, S. B.; Crouzet, N.; de Leon, J. P.; Kimura, T.; Kodama, T.; Korth, J.; Kurita, S.; Laza-Ramos, A.; Luque, R.; Madrigal-Aguado, A.; Miyakawa, K.; Morello, G.; Nishiumi, T.; Rodriguez, G. E. F.; Sanchez-Benavente, M.; Stangret, M.; Teng, H.; Terada, Y.; Gnilka, C. L.; Guerrero, N.; Harakawa, H.; Hodapp, K.; Hori, Y.; Ikoma, M.; Jacobson, S.; Konishi, M.; Kotani, T.; Kudo, T.; Kurokowa, T.; Kusakabe, N.; Nishikawa, J.; Omiya, M.; Serizawa, T.; Tamura, M.; Ueda, A.; Vievard, S.

Flower in the duodenum (with video)

GASTROINTESTINAL ENDOSCOPY

IF7.5

2022-08-010

PRE

Direct-imaging Discovery and Dynamical Mass of a Substellar Companion Orbiting an Accelerating Hyades Sun-like Star with SCExAO/CHARIS

用SCExAO/chcharis直接成像发现和围绕加速的Hyades太阳状恒星运行的星际伴星的动力质量

ASTROPHYSICAL JOURNAL LETTERS

IF11.7

2022-07-2735

Kuzuhara, Masayuki; Currie, Thayne; Takarada, Takuya; Brandt, Timothy D.; Sato, Bunei; Uyama, Taichi; Janson, Markus; Chilcote, Jeffrey; Tobin, Taylor; Lawson, Kellen; Hori, Yasunori; Guyon, Olivier; Groff, Tyler D.; Lozi, Julien; Vievard, Sebastien; Sahoo, Ananya; Deo, Vincent; Jovanovic, Nemanja; Ahn, Kyohoon; Martinache, Frantz; Skaf, Nour; Akiyama, Eiji; Norris, Barnaby R.; Bonnefoy, Mickael; Helminiak, Krzysztof G.; Kudo, Tomoyuki; McElwain, Michael W.; Samland, Matthias; Wagner, Kevin; Wisniewski, John; Knapp, Gillian R.; Kwon, Jungmi; Nishikawa, Jun; Serabyn, Eugene; Hayashi, Masahiko; Tamura, Motohide

TOI-1696: A Nearby M4 Dwarf with a 3R⊕ Planet in the Neptunian Desert

ASTRONOMICAL JOURNAL

IF5.1

2022-05-3114

Mori, Mayuko; Livingston, John H.; de Leon, Jerome; Narita, Norio; Hirano, Teruyuki; Fukui, Akihiko; Collins, Karen A.; Fujita, Naho; Hori, Yasunori; Ishikawa, Hiroyuki Tako; Kawauchi, Kiyoe; Stassun, Keivan G.; Watanabe, Noriharu; Giacalone, Steven; Gore, Rebecca; Schroeder, Ashley; Dressing, Courtney D.; Bieryla, Allyson; Jensen, Eric L. N.; Massey, Bob; Shporer, Avi; Kuzuhara, Masayuki; Charbonneau, David; Ciardi, David R.; Doty, John P.; Esparza-Borges, Emma; Harakawa, Hiroki; Hodapp, Klaus; Ikoma, Masahiro; Ikuta, Kai; Isogai, Keisuke; Jenkins, Jon M.; Kagetani, Taiki; Kimura, Tadahiro; Kodama, Takanori; Kotani, Takayuki; Krishnamurthy, Vigneshwaran; Kudo, Tomoyuki; Kurita, Seiya; Kurokawa, Takashi; Kusakabe, Nobuhiko; Latham, David W.; McLean, Brian; Murgas, Felipe; Nishikawa, Jun; Nishiumi, Taku; Omiya, Masashi; Osborn, Hugh P.; Palle, Enric; Parviainen, Hannu; Ricker, George R.; Seager, Sara; Serizawa, Takuma; Teng, Huan-Yu; Terada, Yuka; Twicken, Joseph D.; Ueda, Akitoshi; Vanderspek, Roland; Vievard, Sebastien; Winn, Joshua N.; Zou, Yujie; Tamura, Motohide

The Coherent Differential Imaging on Speckle Area Nulling (CDI-SAN) Method for High-contrast Imaging under Speckle Variation

ASTROPHYSICAL JOURNAL

IF5.4

2022-05-171