Researcher
Sei-Ichiro Watanabe
Japan Aerospace Exploration Agency
Statistics
32 papers found
All papers authored by Sei-Ichiro Watanabe
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2024
Rhonda M. Stroud 
,
Jens Barosch ,
Lydie Bonal,
Katherine Burgess ,
George D. Cody ,
Bradley T. De Gregorio ,
Luke Daly ,
Emmanuel Dartois ,
Elena Dobrică ,
Jean Duprat ,
Cecile Engrand ,
Dennis Harries ,
Minako Hashiguchi ,
Hope Ishii ,
Yoko Kebukawa
and 98 other authors
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,
Jens Barosch ,
Lydie Bonal,
Katherine Burgess ,
George D. Cody ,
Bradley T. De Gregorio ,
Luke Daly ,
Emmanuel Dartois ,
Elena Dobrică ,
Jean Duprat ,
Cecile Engrand ,
Dennis Harries ,
Minako Hashiguchi ,
Hope Ishii ,
Yoko Kebukawa
and 98 other authors
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2023
Zachary A. Torrano ,
Michelle K. Jordan,
Timothy D. Mock,
Richard W. Carlson ,
Ikshu Gautam ,
Makiko K. Haba ,
Tetsuya Yokoyama ,
Yoshinari Abe,
Jérôme Aléon ,
Conel Alexander ,
Sachiko Amari ,
Yuri Amelin ,
Ken‐ichi Bajo,
Martin Bizzarro ,
Audrey Bouvier
and 77 other authors
,
Michelle K. Jordan,
Timothy D. Mock,
Richard W. Carlson ,
Ikshu Gautam ,
Makiko K. Haba ,
Tetsuya Yokoyama ,
Yoshinari Abe,
Jérôme Aléon ,
Conel Alexander ,
Sachiko Amari ,
Yuri Amelin ,
Ken‐ichi Bajo,
Martin Bizzarro ,
Audrey Bouvier
and 77 other authors
Neodymium‐142 deficits and samarium neutron stratigraphy of C‐type asteroid (162173) Ryugu
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Toru Matsumoto ,
Takaaki Noguchi ,
Akira Miyake,
Yohei Igami ,
Mitsutaka Haruta,
Yusuke Seto,
Masaaki Miyahara ,
Naotaka Tomioka ,
Hikaru Saito,
Satoshi Hata,
Dennis Harries ,
Aki Takigawa ,
Yusuke Nakauchi,
Shogo Tachibana ,
Tomoki Nakamura
and 62 other authors
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,
Takaaki Noguchi ,
Akira Miyake,
Yohei Igami ,
Mitsutaka Haruta,
Yusuke Seto,
Masaaki Miyahara ,
Naotaka Tomioka ,
Hikaru Saito,
Satoshi Hata,
Dennis Harries ,
Aki Takigawa ,
Yusuke Nakauchi,
Shogo Tachibana ,
Tomoki Nakamura
and 62 other authors
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Tetsuya Yokoyama ,
Meenakshi Wadhwa ,
Tsuyoshi Iizuka ,
Vinai Rai,
Ikshu Gautam ,
Yuki Hibiya ,
Yuki Masuda ,
Makiko K. Haba ,
Ryota Fukai ,
Rebekah Hines ,
Nicole Phelan ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O’D Alexander ,
Sachiko Amari
and 77 other authors
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,
Meenakshi Wadhwa ,
Tsuyoshi Iizuka ,
Vinai Rai,
Ikshu Gautam ,
Yuki Hibiya ,
Yuki Masuda ,
Makiko K. Haba ,
Ryota Fukai ,
Rebekah Hines ,
Nicole Phelan ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O’D Alexander ,
Sachiko Amari
and 77 other authors
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Ann-N.-N. N. Nguyen ,
Prajkta Mane ,
Lindsay P. Keller ,
Laurette Piani ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O.-'.-D Alexander ,
Sachiko Amari ,
Yuri Amelin ,
Ken-Ichi Bajo ,
Martin Bizzarro ,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon ,
Byeon-Gak Choi
and 77 other authors
Download from doi.org
,
Prajkta Mane ,
Lindsay P. Keller ,
Laurette Piani ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O.-'.-D Alexander ,
Sachiko Amari ,
Yuri Amelin ,
Ken-Ichi Bajo ,
Martin Bizzarro ,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon ,
Byeon-Gak Choi
and 77 other authors
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Wataru Fujiya ,
Noriyuki Kawasaki ,
Kazuhide Nagashima ,
Naoya Sakamoto ,
Conel M. O.-’.-D. Alexander,
Noriko T. Kita,
Kouki Kitajima ,
Yoshinari Abe ,
Jérôme Aléon ,
Sachiko Amari ,
Yuri Amelin,
Ken-Ichi Bajo ,
Martin Bizzarro,
Audrey Bouvier ,
Richard W. Carlson
and 74 other authors
,
Noriyuki Kawasaki ,
Kazuhide Nagashima ,
Naoya Sakamoto ,
Conel M. O.-’.-D. Alexander,
Noriko T. Kita,
Kouki Kitajima ,
Yoshinari Abe ,
Jérôme Aléon ,
Sachiko Amari ,
Yuri Amelin,
Ken-Ichi Bajo ,
Martin Bizzarro,
Audrey Bouvier ,
Richard W. Carlson
and 74 other authors
Carbonate record of temporal change in oxygen fugacity and gaseous species in asteroid Ryugu
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R. Brunetto ,
C. Lantz ,
Y. Fukuda,
A. Aléon-Toppani,
T. Nakamura,
Z. Dionnet,
D. Baklouti ,
F. Borondics ,
Z. Djouadi ,
S. Rubino,
K. Amano ,
M. Matsumoto,
Y. Fujioka,
T. Morita,
M. Kukuiri
and 25 other authors
,
C. Lantz ,
Y. Fukuda,
A. Aléon-Toppani,
T. Nakamura,
Z. Dionnet,
D. Baklouti ,
F. Borondics ,
Z. Djouadi ,
S. Rubino,
K. Amano ,
M. Matsumoto,
Y. Fujioka,
T. Morita,
M. Kukuiri
and 25 other authors
Ryugu’s Anhydrous Ingredients and Their Spectral Link to Primitive Dust from the Outer Solar System
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Laurette Piani ,
Kazuhide Nagashima,
Noriyuki Kawasaki,
Naoya Sakamoto ,
Ken-Ichi Bajo,
Yoshinari Abe,
Jérôme Aléon,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin,
Martin Bizzarro ,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon ,
Byeon-Gak Choi
and 73 other authors
,
Kazuhide Nagashima,
Noriyuki Kawasaki,
Naoya Sakamoto ,
Ken-Ichi Bajo,
Yoshinari Abe,
Jérôme Aléon,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin,
Martin Bizzarro ,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon ,
Byeon-Gak Choi
and 73 other authors
Hydrogen Isotopic Composition of Hydrous Minerals in Asteroid Ryugu
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Marine Paquet ,
Frederic Moynier,
Tetsuya Yokoyama,
Wei Dai,
Yan Hu ,
Yoshinari Abe,
Jérôme Aléon,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin,
Ken-Ichi Bajo ,
Martin Bizzarro,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon
and 79 other authors
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,
Frederic Moynier,
Tetsuya Yokoyama,
Wei Dai,
Yan Hu ,
Yoshinari Abe,
Jérôme Aléon,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin,
Ken-Ichi Bajo ,
Martin Bizzarro,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon
and 79 other authors
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Tetsuya Yokoyama ,
Kazuhide Nagashima ,
Izumi Nakai ,
Edward D. Young ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin ,
Ken-Ichi Bajo ,
Martin Bizzarro ,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon ,
Byeon-Gak Choi
and 134 other authors
,
Kazuhide Nagashima ,
Izumi Nakai ,
Edward D. Young ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin ,
Ken-Ichi Bajo ,
Martin Bizzarro ,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon ,
Byeon-Gak Choi
and 134 other authors
Samples returned from the asteroid Ryugu are similar to Ivuna-type carbonaceous meteorites
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Hikaru Yabuta ,
George D. Cody ,
Cécile Engrand ,
Yoko Kebukawa ,
Bradley De Gregorio ,
Lydie Bonal ,
Laurent Remusat ,
Rhonda Stroud ,
Eric Quirico ,
Larry Nittler ,
Minako Hashiguchi ,
Mutsumi Komatsu ,
Taiga Okumura ,
Jérémie Mathurin ,
Emmanuel Dartois
and 115 other authors
,
George D. Cody ,
Cécile Engrand ,
Yoko Kebukawa ,
Bradley De Gregorio ,
Lydie Bonal ,
Laurent Remusat ,
Rhonda Stroud ,
Eric Quirico ,
Larry Nittler ,
Minako Hashiguchi ,
Mutsumi Komatsu ,
Taiga Okumura ,
Jérémie Mathurin ,
Emmanuel Dartois
and 115 other authors
Macromolecular organic matter in samples of the asteroid (162173) Ryugu
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D. Loizeau ,
C. Pilorget ,
L. Riu,
R. Brunetto,
J.-P. Bibring,
A. Nakato,
A. Aléon-Toppani,
K. Hatakeda,
K. Yogata ,
J. Carter,
T. Le Pivert-Jolivet,
T. Yada ,
T. Okada ,
T. Usui ,
Y. Langevin
and 13 other authors
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C. Pilorget ,
L. Riu,
R. Brunetto,
J.-P. Bibring,
A. Nakato,
A. Aléon-Toppani,
K. Hatakeda,
K. Yogata ,
J. Carter,
T. Le Pivert-Jolivet,
T. Yada ,
T. Okada ,
T. Usui ,
Y. Langevin
and 13 other authors
Constraints on Solar System early evolution by MicrOmega analysis of Ryugu carbonates
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2022
Takaaki Noguchi ,
Toru Matsumoto,
Akira Miyake,
Yohei Igami,
Mitsutaka Haruta,
Hikaru Saito,
Satoshi Hata,
Yusuke Seto,
Masaaki Miyahara ,
Naotaka Tomioka ,
Hope A. Ishii ,
John P. Bradley,
Kenta K. Ohtaki,
Elena Dobrică ,
Hugues Leroux
and 124 other authors
,
Toru Matsumoto,
Akira Miyake,
Yohei Igami,
Mitsutaka Haruta,
Hikaru Saito,
Satoshi Hata,
Yusuke Seto,
Masaaki Miyahara ,
Naotaka Tomioka ,
Hope A. Ishii ,
John P. Bradley,
Kenta K. Ohtaki,
Elena Dobrică ,
Hugues Leroux
and 124 other authors
A dehydrated space-weathered skin cloaking the hydrated interior of Ryugu
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Noriyuki Kawasaki ,
Kazuhide Nagashima ,
Naoya Sakamoto ,
Toru Matsumoto ,
Ken-Ichi Bajo ,
Sohei Wada ,
Yohei Igami ,
Akira Miyake ,
Takaaki Noguchi ,
Daiki Yamamoto,
Sara S. Russell ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O’D Alexander ,
Sachiko Amari
and 79 other authors
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,
Kazuhide Nagashima ,
Naoya Sakamoto ,
Toru Matsumoto ,
Ken-Ichi Bajo ,
Sohei Wada ,
Yohei Igami ,
Akira Miyake ,
Takaaki Noguchi ,
Daiki Yamamoto,
Sara S. Russell ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O’D Alexander ,
Sachiko Amari
and 79 other authors
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Marine Paquet ,
Frederic Moynier,
Tetsuya Yokoyama,
Wei Dai,
Yan Hu ,
Yoshinari Abe,
Jérôme Aléon,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin,
Ken-Ichi Bajo ,
Martin Bizzarro,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon
and 79 other authors
,
Frederic Moynier,
Tetsuya Yokoyama,
Wei Dai,
Yan Hu ,
Yoshinari Abe,
Jérôme Aléon,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin,
Ken-Ichi Bajo ,
Martin Bizzarro,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon
and 79 other authors
Contribution of Ryugu-like material to Earth’s volatile inventory by Cu and Zn isotopic analysis
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Timo Hopp ,
Nicolas Dauphas ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin ,
Ken-Ichi Bajo ,
Martin Bizzarro ,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon ,
Byeon-Gak Choi ,
Andrew M. Davis ,
Tommaso Di Rocco
and 77 other authors
,
Nicolas Dauphas ,
Yoshinari Abe ,
Jérôme Aléon ,
Conel M. O.-’.-D. Alexander ,
Sachiko Amari ,
Yuri Amelin ,
Ken-Ichi Bajo ,
Martin Bizzarro ,
Audrey Bouvier ,
Richard W. Carlson ,
Marc Chaussidon ,
Byeon-Gak Choi ,
Andrew M. Davis ,
Tommaso Di Rocco
and 77 other authors
Ryugu’s nucleosynthetic heritage from the outskirts of the Solar System
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T. Nakamura ,
M. Matsumoto ,
K. Amano ,
Y. Enokido ,
M. E. Zolensky ,
T. Mikouchi ,
H. Genda ,
S. Tanaka ,
M. Y. Zolotov,
K. Kurosawa ,
S. Wakita ,
R. Hyodo ,
H. Nagano,
D. Nakashima,
Y. Takahashi
and 204 other authors
,
M. Matsumoto ,
K. Amano ,
Y. Enokido ,
M. E. Zolensky ,
T. Mikouchi ,
H. Genda ,
S. Tanaka ,
M. Y. Zolotov,
K. Kurosawa ,
S. Wakita ,
R. Hyodo ,
H. Nagano,
D. Nakashima,
Y. Takahashi
and 204 other authors
Formation and evolution of carbonaceous asteroid Ryugu: Direct evidence from returned samples
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Jens Barosch ,
Larry R. Nittler ,
Jianhua Wang ,
Conel M. O.-’.-D. Alexander ,
Bradley T. De Gregorio ,
Cécile Engrand ,
Yoko Kebukawa ,
Kazuhide Nagashima ,
Rhonda M. Stroud ,
Hikaru Yabuta ,
Yoshinari Abe,
Jérôme Aléon,
Sachiko Amari ,
Yuri Amelin,
Ken-Ichi Bajo
and 109 other authors
,
Larry R. Nittler ,
Jianhua Wang ,
Conel M. O.-’.-D. Alexander ,
Bradley T. De Gregorio ,
Cécile Engrand ,
Yoko Kebukawa ,
Kazuhide Nagashima ,
Rhonda M. Stroud ,
Hikaru Yabuta ,
Yoshinari Abe,
Jérôme Aléon,
Sachiko Amari ,
Yuri Amelin,
Ken-Ichi Bajo
and 109 other authors
Presolar Stardust in Asteroid Ryugu
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2021
C. Pilorget ,
T. Okada ,
V. Hamm,
R. Brunetto ,
T. Yada ,
D. Loizeau ,
L. Riu,
T. Usui ,
A. Moussi-Soffys,
K. Hatakeda,
A. Nakato ,
K. Yogata,
M. Abe,
A. Aléon-Toppani,
J. Carter
and 25 other authors
,
T. Okada ,
V. Hamm,
R. Brunetto ,
T. Yada ,
D. Loizeau ,
L. Riu,
T. Usui ,
A. Moussi-Soffys,
K. Hatakeda,
A. Nakato ,
K. Yogata,
M. Abe,
A. Aléon-Toppani,
J. Carter
and 25 other authors
First compositional analysis of Ryugu samples by the MicrOmega hyperspectral microscope
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Toru Yada ,
Masanao Abe,
Tatsuaki Okada ,
Aiko Nakato ,
Kasumi Yogata,
Akiko Miyazaki ,
Kentaro Hatakeda,
Kazuya Kumagai,
Masahiro Nishimura,
Yuya Hitomi,
Hiromichi Soejima,
Miwa Yoshitake,
Ayako Iwamae,
Shizuho Furuya,
Masayuki Uesugi
and 87 other authors
,
Masanao Abe,
Tatsuaki Okada ,
Aiko Nakato ,
Kasumi Yogata,
Akiko Miyazaki ,
Kentaro Hatakeda,
Kazuya Kumagai,
Masahiro Nishimura,
Yuya Hitomi,
Hiromichi Soejima,
Miwa Yoshitake,
Ayako Iwamae,
Shizuho Furuya,
Masayuki Uesugi
and 87 other authors
Preliminary analysis of the Hayabusa2 samples returned from C-type asteroid Ryugu
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