Communications Earth and Environment 4(1) 2023年12月
Returned samples from Cb-type asteroid (162173) Ryugu exhibit very dark spectra in visible and near-infrared ranges, generally consistent with the Hayabusa2 observations. A critical difference is that a structural water absorption of hydrous silic...
José C. Aponte   Jason P. Dworkin   Daniel P. Glavin   Jamie E. Elsila   Eric T. Parker   Hannah L. McLain   Hiroshi Naraoka   Ryuji Okazaki   Yoshinori Takano   Shogo Tachibana   Guannan Dong   Sarah S. Zeichner   John M. Eiler   Hisayoshi Yurimoto   Tomoki Nakamura   Hikaru Yabuta   Fuyuto Terui   Takaaki Noguchi   Kanako Sakamoto   Toru Yada   Masahiro Nishimura   Aiko Nakato   Akiko Miyazaki   Kasumi Yogata   Masanao Abe   Tatsuaki Okada   Tomohiro Usui   Makoto Yoshikawa   Takanao Saiki   Satoshi Tanaka   Satoru Nakazawa   Yuichi Tsuda   Sei ichiro Watanabe   
Earth, Planets and Space 75(1) 2023年12月 [査読有り]
Evaluating the molecular distribution of organic compounds in pristine extraterrestrial materials is cornerstone to understanding the abiotic synthesis of organics and allows us to better understand the molecular diversity available during the for...
Martin Bizzarro   Martin Schiller   Tetsuya Yokoyama   Yoshinari Abe   Jérôme Aléon   Conel M. O’D. Alexander   Sachiko Amari   Yuri Amelin   Ken-ichi Bajo   Audrey Bouvier   Richard W. Carlson   Marc Chaussidon   Byeon-Gak Choi   Nicolas Dauphas   Andrew M. Davis   Tommaso Di Rocco   Wataru Fujiya   Ryota Fukai   Ikshu Gautam   Makiko K. Haba   Yuki Hibiya   Hiroshi Hidaka   Hisashi Homma   Peter Hoppe   Gary R. Huss   Kiyohiro Ichida   Tsuyoshi Iizuka   Trevor R. Ireland   Akira Ishikawa   Shoichi Itoh   Noriyuki Kawasaki   Noriko T. Kita   Kouki Kitajima   Thorsten Kleine   Shintaro Komatani   Alexander N. Krot   Ming-Chang Liu   Yuki Masuda   Mayu Morita   Fréderic Moynier   Kazuko Motomura   Izumi Nakai   Kazuhide Nagashima   David Nesvorný   Ann Nguyen   Larry Nittler   Morihiko Onose   Andreas Pack   Changkun Park   Laurette Piani   Liping Qin   Sara S. Russell   Naoya Sakamoto   Maria Schönbächler   Lauren Tafla   Haolan Tang   Kentaro Terada   Yasuko Terada   Tomohiro Usui   Sohei Wada   Meenakshi Wadhwa   Richard J. Walker   Katsuyuki Yamashita   Qing-Zhu Yin   Shigekazu Yoneda   Edward D. Young   Hiroharu Yui   Ai-Cheng Zhang   Tomoki Nakamura   Hiroshi Naraoka   Takaaki Noguchi   Ryuji Okazaki   Kanako Sakamoto   Hikaru Yabuta   Masanao Abe   Akiko Miyazaki   Aiko Nakato   Masahiro Nishimura   Tatsuaki Okada   Toru Yada   Kasumi Yogata   Satoru Nakazawa   Takanao Saiki   Satoshi Tanaka   Fuyuto Terui   Yuichi Tsuda   Sei-ichiro Watanabe   Makoto Yoshikawa   Shogo Tachibana   Hisayoshi Yurimoto   
The Astrophysical Journal Letters 958(2) L25-L25 2023年11月
Abstract
The nucleosynthetic isotope composition of planetary materials provides a record of the heterogeneous distribution of stardust within the early solar system. In 2020 December, the Japan Aerospace Exploration Agency Hayabusa2 spacecraft ...
The Hayabusa2 mission sampled Ryugu, an asteroid that did not suffer extensive thermal metamorphism, and returned rocks to the Earth with no significant air exposure. It therefore offers a unique opportunity to study the redox state of c...
We report a Fourier transform infrared analysis of functional groups in insoluble organic matter (IOM) extracted from a series of 100–500 μm Ryugu grains collected during the two touchdowns of February 22 and July 11, 2019. IOM extracted...
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   Laure Bejach   Martin Bizzarro   Lydie Bonal   Audrey Bouvier   Richard W. Carlson   Marc Chaussidon   Byeon-Gak Choi   George D. Cody   Emmanuel Dartois   Nicolas Dauphas   Andrew M. Davis   Alexandre Dazzi   Ariane Deniset-Besseau   Tommaso Di Rocco   Jean Duprat   Wataru Fujiya   Ryota Fukai   Ikshu Gautam   Makiko K. Haba   Minako Hashiguchi   Yuki Hibiya   Hiroshi Hidaka   Hisashi Homma   Peter Hoppe   Gary R. Huss   Kiyohiro Ichida   Tsuyoshi Iizuka   Trevor R. Ireland   Akira Ishikawa   Motoo Ito   Shoichi Itoh   Kanami Kamide   Noriyuki Kawasaki   A. L. David Kilcoyne   Noriko T. Kita   Kouki Kitajima   Thorsten Kleine   Shintaro Komatani   Mutsumi Komatsu   Alexander N. Krot   Ming-Chang Liu   Zita Martins   Yuki Masuda   Jérémie Mathurin   Kevin D. McKeegan   Gilles Montagnac   Mayu Morita   Smail Mostefaoui   Kazuko Motomura   Frédéric Moynier   Izumi Nakai   Ann N. Nguyen   Takuji Ohigashi   Taiga Okumura   Morihiko Onose   Andreas Pack   Changkun Park   Laurette Piani   Liping Qin   Eric Quirico   Laurent Remusat   Sara S. Russell   Naoya Sakamoto   Scott A. Sandford   Maria Schönbächler   Miho Shigenaka   Hiroki Suga   Lauren Tafla   Yoshio Takahashi   Yasuo Takeichi   Yusuke Tamenori   Haolan Tang   Kentaro Terada   Yasuko Terada   Tomohiro Usui   Maximilien Verdier-Paoletti   Sohei Wada   Meenakshi Wadhwa   Daisuke Wakabayashi   Richard J. Walker   Katsuyuki Yamashita   Shohei Yamashita   Qing-Zhu Yin   Tetsuya Yokoyama   Shigekazu Yoneda   Edward D. Young   Hiroharu Yui   Ai-Cheng Zhang   Masanao Abe   Akiko Miyazaki   Aiko Nakato   Satoru Nakazawa   Masahiro Nishimura   Tatsuaki Okada   Takanao Saiki   Satoshi Tanaka   Fuyuto Terui   Yuichi Tsuda   Sei-ichiro Watanabe   Toru Yada   Kasumi Yogata   Makoto Yoshikawa   Tomoki Nakamura   Hiroshi Naraoka   Takaaki Noguchi   Ryuji Okazaki   Kanako Sakamoto   Shogo Tachibana   Hisayoshi Yurimoto   
ASTROPHYSICAL JOURNAL LETTERS 935(1) 2022年8月
We have conducted a NanoSIMS-based search for presolar material in samples
recently returned from C-type asteroid Ryugu as part of JAXA's Hayabusa2
mission. We report the detection of all major presolar grain types with O- and
C-anomalous isotopic...