論文

2023年2月24日

Macromolecular organic matter in samples of the asteroid (162173) Ryugu

Science
  • 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
  • Jean Duprat
  • Yoshio Takahashi
  • Yasuo Takeichi
  • David Kilcoyne
  • Shohei Yamashita
  • Alexandre Dazzi
  • Ariane Deniset-Besseau
  • Scott Sandford
  • Zita Martins
  • Yusuke Tamenori
  • Takuji Ohigashi
  • Hiroki Suga
  • Daisuke Wakabayashi
  • Maximilien Verdier-Paoletti
  • Smail Mostefaoui
  • Gilles Montagnac
  • Jens Barosch
  • Kanami Kamide
  • Miho Shigenaka
  • Laure Bejach
  • Megumi Matsumoto
  • Yuma Enokido
  • Takaaki Noguchi
  • Hisayoshi Yurimoto
  • Tomoki Nakamura
  • Ryuji Okazaki
  • Hiroshi Naraoka
  • Kanako Sakamoto
  • Harold C. Connolly
  • Dante S. Lauretta
  • Masanao Abe
  • Tatsuaki Okada
  • Toru Yada
  • Masahiro Nishimura
  • Kasumi Yogata
  • Aiko Nakato
  • Miwa Yoshitake
  • Ayako Iwamae
  • Shizuho Furuya
  • Kentaro Hatakeda
  • Akiko Miyazaki
  • Hiromichi Soejima
  • Yuya Hitomi
  • Kazuya Kumagai
  • Tomohiro Usui
  • Tasuku Hayashi
  • Daiki Yamamoto
  • Ryota Fukai
  • Seiji Sugita
  • Kohei Kitazato
  • Naru Hirata
  • Rie Honda
  • Tomokatsu Morota
  • Eri Tatsumi
  • Naoya Sakatani
  • Noriyuki Namiki
  • Koji Matsumoto
  • Rina Noguchi
  • Koji Wada
  • Hiroki Senshu
  • Kazunori Ogawa
  • Yasuhiro Yokota
  • Yoshiaki Ishihara
  • Yuri Shimaki
  • Manabu Yamada
  • Chikatoshi Honda
  • Tatsuhiro Michikami
  • Moe Matsuoka
  • Naoyuki Hirata
  • Masahiko Arakawa
  • Chisato Okamoto
  • Masateru Ishiguro
  • Ralf Jaumann
  • Jean-Pierre Bibring
  • Matthias Grott
  • Stefan Schröder
  • Katharina Otto
  • Cedric Pilorget
  • Nicole Schmitz
  • Jens Biele
  • Tra-Mi Ho
  • Aurélie Moussi-Soffys
  • Akira Miura
  • Hirotomo Noda
  • Tetsuya Yamada
  • Keisuke Yoshihara
  • Kosuke Kawahara
  • Hitoshi Ikeda
  • Yukio Yamamoto
  • Kei Shirai
  • Shota Kikuchi
  • Naoko Ogawa
  • Hiroshi Takeuchi
  • Go Ono
  • Yuya Mimasu
  • Kent Yoshikawa
  • Yuto Takei
  • Atsushi Fujii
  • Yu-ichi Iijima
  • Satoru Nakazawa
  • Satoshi Hosoda
  • Takahiro Iwata
  • Masahiko Hayakawa
  • Hirotaka Sawada
  • Hajime Yano
  • Ryudo Tsukizaki
  • Masanobu Ozaki
  • Fuyuto Terui
  • Satoshi Tanaka
  • Masaki Fujimoto
  • Makoto Yoshikawa
  • Takanao Saiki
  • Shogo Tachibana
  • Sei-ichiro Watanabe
  • Yuichi Tsuda
  • 全て表示

379
6634
開始ページ
790
終了ページ
U66
記述言語
英語
掲載種別
研究論文(学術雑誌)
DOI
10.1126/science.abn9057
出版者・発行元
American Association for the Advancement of Science (AAAS)

Samples of the carbonaceous asteroid (162173) Ryugu were collected and brought to Earth by the Hayabusa2 spacecraft. We investigated the macromolecular organic matter in Ryugu samples and found that it contains aromatic and aliphatic carbon, ketone, and carboxyl functional groups. The spectroscopic features of the organic matter are consistent with those in chemically primitive carbonaceous chondrite meteorites that experienced parent-body aqueous alteration (reactions with liquid water). The morphology of the organic carbon includes nanoglobules and diffuse carbon associated with phyllosilicate and carbonate minerals. Deuterium and/or nitrogen-15 enrichments indicate that the organic matter formed in a cold molecular cloud or the presolar nebula. The diversity of the organic matter indicates variable levels of aqueous alteration on Ryugu’s parent body.

リンク情報
DOI
https://doi.org/10.1126/science.abn9057
Web of Science
https://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=JSTA_CEL&SrcApp=J_Gate_JST&DestLinkType=FullRecord&KeyUT=WOS:000981616600007&DestApp=WOS_CPL
ID情報
  • DOI : 10.1126/science.abn9057
  • ISSN : 0036-8075
  • eISSN : 1095-9203
  • Web of Science ID : WOS:000981616600007

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