1
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Verchovsky AB, Abernethy FAJ, Anand M, Franchi IA, Grady MM, Greenwood RC, Barber SJ, Suttle M, Ito M, Tomioka N, Uesugi M, Yamaguchi A, Kimura M, Imae N, Shirai N, Ohigashi T, Liu MC, Uesugi K, Nakato A, Yogata K, Yuzawa H, Karouji Y, Nakazawa S, Okada T, Saiki T, Tanaka S, Terui F, Yoshikawa M, Miyazaki A, Nishimura M, Yada T, Abe M, Usui T, Watanabe SI, Tsuda Y. A primordial noble gas component discovered in the Ryugu asteroid and its implications. Nat Commun 2024; 15:8075. [PMID: 39277576 PMCID: PMC11401872 DOI: 10.1038/s41467-024-52165-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/13/2023] [Accepted: 08/27/2024] [Indexed: 09/17/2024] Open
Abstract
Ryugu is the C-type asteroid from which material was brought to Earth by the Hayabusa2 mission. A number of individual grains and fine-grained samples analysed so far for noble gases have indicated that solar wind and planetary (known as P1) noble gases are present in Ryugu samples with concentrations higher than those observed in CIs, suggesting the former to be more primitive compared to the latter. Here we present results of analyses of three fine-grained samples from Ryugu, in one of which Xe concentration is an order of magnitude higher than determined so far in other samples from Ryugu. Isotopically, this Xe resembles P1, but with a much stronger isotopic fractionation relative to solar wind and significantly lower 36Ar/132Xe ratio than in P1. This previously unknown primordial noble gas component (here termed P7) provides clues to constrain how the solar composition was fractionated to form the planetary components.
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Affiliation(s)
| | | | | | | | | | | | | | | | - Motoo Ito
- Kochi Institute for Core Sample Research, X-star, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Nankoku, Kochi, Japan
- National Graduate Institute for Policy Studies (GRIPS), Nankoku, Kochi, Japan
| | - Naotaka Tomioka
- Kochi Institute for Core Sample Research, X-star, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Nankoku, Kochi, Japan
| | - Masayuki Uesugi
- Japan Synchrotron Radiation Research Institute (JASRI/SPring-8), Sayo, Hyogo, Japan
| | - Akira Yamaguchi
- National Institute of Polar Research (NIPR), Tachikawa, Tokyo, Japan
| | - Makoto Kimura
- Faculty of Science, Kanagawa University, Yokohama, Kanagawa, Japan
| | - Naoya Imae
- UVSOR Synchrotron Facility, Institute for Molecular Science, Okazaki, Aichi, Japan
| | - Naoki Shirai
- Institute of Materials Structure Science, High Energy Accelerator Research Organization, Tsukuba, Ibaraki, Japan
| | - Takuji Ohigashi
- UVSOR Synchrotron Facility, Institute for Molecular Science, Okazaki, Aichi, Japan
- Institute of Materials Structure Science, High Energy Accelerator Research Organization, Tsukuba, Ibaraki, Japan
| | - Ming-Chang Liu
- Lawrence Livermore National Laboratory, Livermore, CA, USA
| | - Kentaro Uesugi
- Japan Synchrotron Radiation Research Institute (JASRI/SPring-8), Sayo, Hyogo, Japan
| | - Aiko Nakato
- National Institute of Polar Research (NIPR), Tachikawa, Tokyo, Japan
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Kasumi Yogata
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Hayato Yuzawa
- UVSOR Synchrotron Facility, Institute for Molecular Science, Okazaki, Aichi, Japan
| | - Yuzuru Karouji
- Core Facility Center, Osaka University, 8-1 Mihogaoka, Ibaraki, Osaka, Japan
| | - Satoru Nakazawa
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Tatsuaki Okada
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Takanao Saiki
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Satoshi Tanaka
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Fuyuto Terui
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Makoto Yoshikawa
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Akiko Miyazaki
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Masahiro Nishimura
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Toru Yada
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Masanao Abe
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Tomohiro Usui
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
| | - Sen-Ichiro Watanabe
- Graduate School of Environmental Studies, Nagoya University, Nagoya, Aichi, Japan
| | - Yuichi Tsuda
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, Kanagawa, Japan
- The Graduate University for Advanced Studies (SOKENDAI), Hayama, Kanagawa, Japan
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2
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De Gregorio B, Cody GD, Stroud RM, David Kilcoyne AL, Sandford S, Le Guillou C, Nittler LR, Barosch J, Yabuta H, Martins Z, Kebukawa Y, Okumura T, Hashiguchi M, Yamashita S, Takeichi Y, Takahashi Y, Wakabayashi D, Engrand C, Bejach L, Bonal L, Quirico E, Remusat L, Duprat J, Verdier-Paoletti M, Mostefaoui S, Komatsu M, Mathurin J, Dazzi A, Deniset-Besseau A, Dartois E, Tamenori Y, Suga H, Montagnac G, Kamide K, Shigenaka M, Matsumoto M, Enokido Y, Yoshikawa M, Saiki T, Tanaka S, Terui F, Nakazawa S, Usui T, Abe M, Okada T, Yada T, Nishimura M, Nakato A, Miyazaki A, Yogata K, Yurimoto H, Nakamura T, Noguchi T, Okazaki R, Naraoka H, Sakamoto K, Tachibana S, Watanabe SI, Tsuda Y. Variations of organic functional chemistry in carbonaceous matter from the asteroid 162173 Ryugu. Nat Commun 2024; 15:7488. [PMID: 39209830 PMCID: PMC11362305 DOI: 10.1038/s41467-024-51731-w] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/16/2024] [Accepted: 08/14/2024] [Indexed: 09/04/2024] Open
Abstract
Primordial carbon delivered to the early earth by asteroids and meteorites provided a diverse source of extraterrestrial organics from pre-existing simple organic compounds, complex solar-irradiated macromolecules, and macromolecules from extended hydrothermal processing. Surface regolith collected by the Hayabusa2 spacecraft from the carbon-rich asteroid 162173 Ryugu present a unique opportunity to untangle the sources and processing history of carbonaceous matter. Here we show carbonaceous grains in Ryugu can be classified into three main populations defined by spectral shape: Highly aromatic (HA), Alkyl-Aromatic (AA), and IOM-like (IL). These carbon populations may be related to primordial chemistry, since C and N isotopic compositions vary between the three groups. Diffuse carbon is occasionally dominated by molecular carbonate preferentially associated with coarse-grained phyllosilicate minerals. Compared to related carbonaceous meteorites, the greater diversity of organic functional chemistry in Ryugu indicate the pristine condition of these asteroid samples.
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Affiliation(s)
- Bradley De Gregorio
- Materials Science and Technology Division, U.S. Naval Research Laboratory, Washington, DC, USA.
| | - George D Cody
- Earth and Planets Laboratory, Carnegie Institution for Science, Washington, DC, USA
| | - Rhonda M Stroud
- School of Earth and Space Exploration, Arizona State University, Tempe, AZ, USA
| | - A L David Kilcoyne
- Advanced Light Source, Lawrence Berkeley National Laboratory, Berkeley, CA, USA
| | - Scott Sandford
- NASA Ames Research Laboratory, Moffett Field, Mountain View, CA, USA
| | - Corentin Le Guillou
- Unité Matériaux et Transformations, Université de Lille, Villeneuve d'Ascq, France
| | - Larry R Nittler
- School of Earth and Space Exploration, Arizona State University, Tempe, AZ, USA
| | - Jens Barosch
- School of Geosciences, University of Edinburgh, Edinburgh, United Kingdom
| | - Hikaru Yabuta
- Department of Earth and Planetary Systems Science, Hiroshima University, Hiroshima, Japan
| | - Zita Martins
- Centro de Química Estrutural, Institute of Molecular Sciences and Department of Chemical Engineering, Instituto Superior Técnico, Universidade de Lisboa, Lisboa, Portugal
| | - Yoko Kebukawa
- Department of Earth and Planetary Sciences, Tokyo Institute of Technology, Tokyo, Japan
| | - Taiga Okumura
- Department of Earth and Planetary Science, University of Tokyo, Tokyo, Japan
| | - Minako Hashiguchi
- Department of Earth and Environmental Sciences, Nagoya University, Nagoya, Japan
| | - Shohei Yamashita
- Photon Factory, High Energy Acceleratory Research Organization, Tsukuba, Japan
| | - Yasuo Takeichi
- Photon Factory, High Energy Acceleratory Research Organization, Tsukuba, Japan
| | - Yoshio Takahashi
- Department of Earth and Planetary Science, University of Tokyo, Tokyo, Japan
| | - Daisuke Wakabayashi
- Photon Factory, High Energy Acceleratory Research Organization, Tsukuba, Japan
| | - Cécile Engrand
- Laboratoire de Physique des 2 Infinis Irène Joliot-Curie, Université Paris-Saclay, Centre National de la Recherche Scientifique, Orsay, France
| | - Laure Bejach
- Laboratoire de Physique des 2 Infinis Irène Joliot-Curie, Université Paris-Saclay, Centre National de la Recherche Scientifique, Orsay, France
| | - Lydie Bonal
- Institute de Planétologie et d'Astrophysique, Université Grenoble Alpes, Grenoble, France
| | - Eric Quirico
- Institute de Planétologie et d'Astrophysique, Université Grenoble Alpes, Grenoble, France
| | - Laurent Remusat
- Institut de Mineralogie, Physique des Materiaux et Cosmochimie, Museum National d'Histoire Naturelle, Centre National de la Recherche Scientifique, Sorbonne Université, Paris, France
| | - Jean Duprat
- Institut de Mineralogie, Physique des Materiaux et Cosmochimie, Museum National d'Histoire Naturelle, Centre National de la Recherche Scientifique, Sorbonne Université, Paris, France
| | - Maximilien Verdier-Paoletti
- Institut de Mineralogie, Physique des Materiaux et Cosmochimie, Museum National d'Histoire Naturelle, Centre National de la Recherche Scientifique, Sorbonne Université, Paris, France
| | - Smail Mostefaoui
- Institut de Mineralogie, Physique des Materiaux et Cosmochimie, Museum National d'Histoire Naturelle, Centre National de la Recherche Scientifique, Sorbonne Université, Paris, France
| | - Mutsumi Komatsu
- General Education Department, Saitama Prefectural University, Saitama, Japan
| | - Jérémie Mathurin
- Institut Chimie Physique, Université Paris-Saclay, Centre National de la Recherche Scientifique, Orsay, France
| | - Alexandre Dazzi
- Institut Chimie Physique, Université Paris-Saclay, Centre National de la Recherche Scientifique, Orsay, France
| | - Ariane Deniset-Besseau
- Institut Chimie Physique, Université Paris-Saclay, Centre National de la Recherche Scientifique, Orsay, France
| | - Emmanuel Dartois
- Institut des Sciences Moléculaires d'Orsay, Université Paris-Saclay, Centre National de la Recherche Scientifique, Orsay, France
| | - Yusuke Tamenori
- Department of Chemistry, Tokyo Metropolitan University, Tokyo, Japan
| | - Hiroki Suga
- Japan Synchrotron Radiation Research Institute, Hyogo, Japan
| | - Gilles Montagnac
- École normale supérieure de Lyon, University Lyon 1, Lyon, France
| | - Kanami Kamide
- Department of Earth and Planetary Systems Science, Hiroshima University, Hiroshima, Japan
| | - Miho Shigenaka
- Department of Earth and Planetary Systems Science, Hiroshima University, Hiroshima, Japan
| | | | - Yuma Enokido
- Department of Earth Science, Tohoku University, Sendai, Japan
| | - Makoto Yoshikawa
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Takanao Saiki
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Satoshi Tanaka
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Fuyuto Terui
- Department of Mechanical Engineering, Kanagawa Institute of Technology, Atsugi, Japan
| | - Satoru Nakazawa
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Tomohiro Usui
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Masanao Abe
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Tatsuaki Okada
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Toru Yada
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Masahiro Nishimura
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Aiko Nakato
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Akiko Miyazaki
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Kasumi Yogata
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Hisayoshi Yurimoto
- Department of Earth and Planetary Sciences, Hokkaido University, Sapporo, Japan
| | - Tomoki Nakamura
- Department of Earth Science, Tohoku University, Sendai, Japan
| | - Takaaki Noguchi
- Department of Earth and Planetary Sciences, Kyoto University, Kyoto, Japan
| | - Ryuji Okazaki
- Department of Earth and Planetary Sciences, Kyushu University, Fukuoka, Japan
| | - Hiroshi Naraoka
- Department of Earth and Planetary Sciences, Kyushu University, Fukuoka, Japan
| | - Kanako Sakamoto
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
| | - Shogo Tachibana
- Department of Earth and Planetary Science, University of Tokyo, Tokyo, Japan
| | - Sei-Ichiro Watanabe
- Department of Earth and Environmental Sciences, Nagoya University, Nagoya, Japan
| | - Yuichi Tsuda
- Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara, Japan
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3
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Takano Y, Naraoka H, Dworkin JP, Koga T, Sasaki K, Sato H, Oba Y, Ogawa NO, Yoshimura T, Hamase K, Ohkouchi N, Parker ET, Aponte JC, Glavin DP, Furukawa Y, Aoki J, Kano K, Nomura SIM, Orthous-Daunay FR, Schmitt-Kopplin P, Yurimoto H, Nakamura T, Noguchi T, Okazaki R, Yabuta H, Sakamoto K, Yada T, Nishimura M, Nakato A, Miyazaki A, Yogata K, Abe M, Okada T, Usui T, Yoshikawa M, Saiki T, Tanaka S, Terui F, Nakazawa S, Watanabe SI, Tsuda Y, Tachibana S. Primordial aqueous alteration recorded in water-soluble organic molecules from the carbonaceous asteroid (162173) Ryugu. Nat Commun 2024; 15:5708. [PMID: 38987536 PMCID: PMC11237059 DOI: 10.1038/s41467-024-49237-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/16/2023] [Accepted: 05/29/2024] [Indexed: 07/12/2024] Open
Abstract
We report primordial aqueous alteration signatures in water-soluble organic molecules from the carbonaceous asteroid (162173) Ryugu by the Hayabusa2 spacecraft of JAXA. Newly identified low-molecular-weight hydroxy acids (HO-R-COOH) and dicarboxylic acids (HOOC-R-COOH), such as glycolic acid, lactic acid, glyceric acid, oxalic acid, and succinic acid, are predominant in samples from the two touchdown locations at Ryugu. The quantitative and qualitative profiles for the hydrophilic molecules between the two sampling locations shows similar trends within the order of ppb (parts per billion) to ppm (parts per million). A wide variety of structural isomers, including α- and β-hydroxy acids, are observed among the hydrophilic molecules. We also identify pyruvic acid and dihydroxy and tricarboxylic acids, which are biochemically important intermediates relevant to molecular evolution, such as the primordial TCA (tricarboxylic acid) cycle. Here, we find evidence that the asteroid Ryugu samples underwent substantial aqueous alteration, as revealed by the presence of malonic acid during keto-enol tautomerism in the dicarboxylic acid profile. The comprehensive data suggest the presence of a series for water-soluble organic molecules in the regolith of Ryugu and evidence of signatures in coevolutionary aqueous alteration between water and organics in this carbonaceous asteroid.
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Affiliation(s)
- Yoshinori Takano
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima, Yokosuka, 237-0061, Japan.
- Institute for Advanced Biosciences (IAB), Keio University, Kakuganji, Tsuruoka, Yamagata, 997-0052, Japan.
| | - Hiroshi Naraoka
- Department of Earth and Planetary Sciences, Kyushu University, 744 Motooka, Nishi-ku, Fukuoka, 819-0395, Japan
| | - Jason P Dworkin
- Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - Toshiki Koga
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima, Yokosuka, 237-0061, Japan
| | - Kazunori Sasaki
- Institute for Advanced Biosciences (IAB), Keio University, Kakuganji, Tsuruoka, Yamagata, 997-0052, Japan
- Human Metabolome Technologies Inc., Kakuganji, Tsuruoka, Yamagata, 997-0052, Japan
| | - Hajime Sato
- Human Metabolome Technologies Inc., Kakuganji, Tsuruoka, Yamagata, 997-0052, Japan
| | - Yasuhiro Oba
- Institute of Low Temperature Science (ILTS), Hokkaido University, N19W8 Kita-ku, Sapporo, 060-0819, Japan
| | - Nanako O Ogawa
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima, Yokosuka, 237-0061, Japan
| | - Toshihiro Yoshimura
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima, Yokosuka, 237-0061, Japan
| | - Kenji Hamase
- Graduate School of Pharmaceutical Sciences, Kyushu University, Fukuoka, 812-0054, Japan
| | - Naohiko Ohkouchi
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima, Yokosuka, 237-0061, Japan
| | - Eric T Parker
- Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - José C Aponte
- Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - Daniel P Glavin
- Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - Yoshihiro Furukawa
- Department of Earth Material Science, Tohoku University, Sendai, 980-8578, Japan
| | - Junken Aoki
- Department of Health Chemistry, Graduate School of Pharmaceutical Sciences, The University of Tokyo, Hongo, Tokyo, 113-0033, Japan
| | - Kuniyuki Kano
- Department of Health Chemistry, Graduate School of Pharmaceutical Sciences, The University of Tokyo, Hongo, Tokyo, 113-0033, Japan
| | - Shin-Ichiro M Nomura
- Department of Robotics Graduate school of Engineering, Tohoku University, Sendai, 980-8579, Japan
| | - Francois-Regis Orthous-Daunay
- Université Grenoble Alpes, Centre National de la Recherche Scientifique (CNRS), Centre National d'Etudes Spatiales, L'Institut de Planétologie et d'Astrophysique de Grenoble, 38000, Grenoble, France
| | - Philippe Schmitt-Kopplin
- Technische Universitӓt München, Analytische Lebensmittel Chemie, 85354, Freising, Germany
- Max Planck Institute for Extraterrestrial Physics, 85748, Garching bei München, Germany
- Center for Research and Exploration in Space Science and Technology, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - Hisayoshi Yurimoto
- Department of Earth and Planetary Sciences, Hokkaido University, Sapporo, 060-0810, Japan
| | - Tomoki Nakamura
- Department of Earth Material Science, Tohoku University, Sendai, 980-8578, Japan
| | - Takaaki Noguchi
- Department of Earth and Planetary Sciences, Kyoto University, Kyoto, 606-8502, Japan
| | - Ryuji Okazaki
- Department of Earth and Planetary Sciences, Kyushu University, 744 Motooka, Nishi-ku, Fukuoka, 819-0395, Japan
| | - Hikaru Yabuta
- Department of Earth and Planetary Sciences, Hiroshima University, Higashi-Hiroshima, 739-8526, Japan
| | - Kanako Sakamoto
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Toru Yada
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Masahiro Nishimura
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Aiko Nakato
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Akiko Miyazaki
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Kasumi Yogata
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Masanao Abe
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Tatsuaki Okada
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Tomohiro Usui
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Makoto Yoshikawa
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Takanao Saiki
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Satoshi Tanaka
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Fuyuto Terui
- Kanagawa Institute of Technology, Atsugi, 243-0292, Japan
| | - Satoru Nakazawa
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Sei-Ichiro Watanabe
- Department of Earth and Environment Sciences, Nagoya University, Nagoya, 464-8601, Japan
| | - Yuichi Tsuda
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
| | - Shogo Tachibana
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara, 252-5210, Japan
- UTokyo Organization for Planetary and Space Science (UTOPS), University of Tokyo, 7-3-1 Hongo, Tokyo, 113-0033, Japan
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4
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Matsumoto M, Matsuno J, Tsuchiyama A, Nakamura T, Enokido Y, Kikuiri M, Nakato A, Yasutake M, Uesugi K, Takeuchi A, Enju S, Okumura S, Mitsukawa I, Sun M, Miyake A, Haruta M, Igami Y, Yurimoto H, Noguchi T, Okazaki R, Yabuta H, Naraoka H, Sakamoto K, Tachibana S, Zolensky M, Yada T, Nishimura M, Miyazaki A, Yogata K, Abe M, Okada T, Usui T, Yoshikawa M, Saiki T, Tanaka S, Terui F, Nakazawa S, Watanabe SI, Tsuda Y. Microstructural and chemical features of impact melts on Ryugu particle surfaces: Records of interplanetary dust hit on asteroid Ryugu. SCIENCE ADVANCES 2024; 10:eadi7203. [PMID: 38241366 PMCID: PMC10798560 DOI: 10.1126/sciadv.adi7203] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/14/2023] [Accepted: 12/21/2023] [Indexed: 01/21/2024]
Abstract
The Hayabusa2 spacecraft delivered samples of the carbonaceous asteroid Ryugu to Earth. Some of the sample particles show evidence of micrometeoroid impacts, which occurred on the asteroid surface. Among those, particles A0067 and A0094 have flat surfaces on which a large number of microcraters and impact melt splashes are observed. Two impact melt splashes and one microcrater were analyzed to unveil the nature of the objects that impacted the asteroid surface. The melt splashes consist mainly of Mg-Fe-rich glassy silicates and Fe-Ni sulfides. The microcrater trapped an impact melt consisting mainly of Mg-Fe-rich glassy silicate, Fe-Ni sulfides, and minor silica-rich glass. These impact melts show a single compositional trend indicating mixing of Ryugu surface materials and impactors having chondritic chemical compositions. The relict impactor in one of the melt splashes shows mineralogical similarity with anhydrous chondritic interplanetary dust particles having a probable cometary origin. The chondritic micrometeoroids probably impacted the Ryugu surface during its residence in a near-Earth orbit.
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Affiliation(s)
- Megumi Matsumoto
- Department of Earth and Planetary Materials Sciences, Tohoku University, Miyagi 980-8578, Japan
| | - Junya Matsuno
- Research Organization of Science and Technology, Ritsumeikan University, Shiga 525-8577, Japan
| | - Akira Tsuchiyama
- Research Organization of Science and Technology, Ritsumeikan University, Shiga 525-8577, Japan
- Chinese Academy of Sciences (CAS) Key Laboratory of Mineralogy and Metallogeny/Guangdong Provincial Key Laboratory of Mineral Physics and Materials, Guangzhou Institute of Geochemistry, CAS, Guangzhou 510640, China
- CAS Center for Excellence in Deep Earth Science, Guangzhou 510640, China
| | - Tomoki Nakamura
- Department of Earth and Planetary Materials Sciences, Tohoku University, Miyagi 980-8578, Japan
| | - Yuma Enokido
- Department of Earth and Planetary Materials Sciences, Tohoku University, Miyagi 980-8578, Japan
| | - Mizuha Kikuiri
- Department of Earth and Planetary Materials Sciences, Tohoku University, Miyagi 980-8578, Japan
| | - Aiko Nakato
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Masahiro Yasutake
- Research and Utilization Division, Japan Synchrotron Radiation Research Institute (JASRI/SPring-8), Hyogo 679-5198, Japan
| | - Kentaro Uesugi
- Research and Utilization Division, Japan Synchrotron Radiation Research Institute (JASRI/SPring-8), Hyogo 679-5198, Japan
| | - Akihisa Takeuchi
- Research and Utilization Division, Japan Synchrotron Radiation Research Institute (JASRI/SPring-8), Hyogo 679-5198, Japan
| | - Satomi Enju
- Earth’s Evolution and Environment Course, Department of Mathematics, Physics, and Earth Science, Ehime University, Ehime 790-8577, Japan
| | - Shota Okumura
- Division of Earth and Planetary Sciences, Kyoto University, Kyoto 606-8502, Japan
| | - Itaru Mitsukawa
- Division of Earth and Planetary Sciences, Kyoto University, Kyoto 606-8502, Japan
| | - Mingqi Sun
- Chinese Academy of Sciences (CAS) Key Laboratory of Mineralogy and Metallogeny/Guangdong Provincial Key Laboratory of Mineral Physics and Materials, Guangzhou Institute of Geochemistry, CAS, Guangzhou 510640, China
- CAS Center for Excellence in Deep Earth Science, Guangzhou 510640, China
| | - Akira Miyake
- Division of Earth and Planetary Sciences, Kyoto University, Kyoto 606-8502, Japan
| | - Mitsutaka Haruta
- Institute for Chemical Research, Kyoto University, Gokasho, Uji, Kyoto 611-0011, Japan
| | - Yohei Igami
- Division of Earth and Planetary Sciences, Kyoto University, Kyoto 606-8502, Japan
| | - Hisayoshi Yurimoto
- Department of Natural History Sciences, Hokkaido University, Sapporo 060-0810, Japan
| | - Takaaki Noguchi
- Division of Earth and Planetary Sciences, Kyoto University, Kyoto 606-8502, Japan
| | - Ryuji Okazaki
- Department of Earth and Planetary Sciences, Kyushu University, Fukuoka 819-0395, Japan
| | - Hikaru Yabuta
- Graduate School of Advanced Science and Engineering, Hiroshima University, Higashi-HiroshimaHiroshima 739-8526, Japan
| | - Hiroshi Naraoka
- Department of Earth and Planetary Sciences, Kyushu University, Fukuoka 819-0395, Japan
| | - Kanako Sakamoto
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Shogo Tachibana
- Department of Earth and Planetary Science, The University of Tokyo, Tokyo 113-0033, Japan
| | | | - Toru Yada
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Masahiro Nishimura
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Akiko Miyazaki
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Kasumi Yogata
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Masanao Abe
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Tatsuaki Okada
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Tomohiro Usui
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Makoto Yoshikawa
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Takanao Saiki
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Satoshi Tanaka
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Fuyuto Terui
- Department of Mechanical Engineering, Kanagawa Institute of Technology, Atsugi 243-0292, Japan
| | - Satoru Nakazawa
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
| | - Sei-ichiro Watanabe
- Department of Earth and Environmental Sciences, Nagoya University, Nagoya 464-8601, Japan
| | - Yuichi Tsuda
- Institute of Space and Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Sagamihara 252-5210, Japan
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5
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Hong Y, Wei L, Zhang Q, Deng Z, Liao X, Zhou Y, Wang L, Li T, Liu J, Xiao W, Hu S, Wang L, Li L, Huijben M, Gan Y, Chen K, Koster G, Rijnders G, Liao Z. A broad-spectrum gas sensor based on correlated two-dimensional electron gas. Nat Commun 2023; 14:8496. [PMID: 38129430 PMCID: PMC10739975 DOI: 10.1038/s41467-023-44331-7] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/26/2023] [Accepted: 12/08/2023] [Indexed: 12/23/2023] Open
Abstract
Designing a broad-spectrum gas sensor capable of identifying gas components in complex environments, such as mixed atmospheres or extreme temperatures, is a significant concern for various technologies, including energy, geological science, and planetary exploration. The main challenge lies in finding materials that exhibit high chemical stability and wide working temperature range. Materials that amplify signals through non-chemical methods could open up new sensing avenues. Here, we present the discovery of a broad-spectrum gas sensor utilizing correlated two-dimensional electron gas at a delta-doped LaAlO3/SrTiO3 interface with LaFeO3. Our study reveals that a back-gating on this two-dimensional electron gas can induce a non-volatile metal to insulator transition, which consequently can activate the two-dimensional electron gas to sensitively and quantitatively probe very broad gas species, no matter whether they are polar, non-polar, or inert gases. Different gas species cause resistance change at their sublimation or boiling temperature and a well-defined phase transition angle can quantitatively determine their partial pressures. Such unique correlated two-dimensional electron gas sensor is not affected by gas mixtures and maintains a wide operating temperature range. Furthermore, its readout is a simple measurement of electric resistance change, thus providing a very low-cost and high-efficient broad-spectrum sensing technique.
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Affiliation(s)
- Yuhao Hong
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Long Wei
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Qinghua Zhang
- Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing, China
| | - Zhixiong Deng
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Xiaxia Liao
- School of Physics and Materials Science, Nanchang University, Nanchang, China
| | - Yangbo Zhou
- School of Physics and Materials Science, Nanchang University, Nanchang, China
| | - Lei Wang
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Tongrui Li
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Junhua Liu
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Wen Xiao
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Shilin Hu
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Lingfei Wang
- National Research Center for Physical Sciences at Microscale, University of Science and Technology of China, Hefei, China
| | - Lin Li
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Mark Huijben
- MESA+ Institute for Nanotechnology, University of Twente, Enschede, the Netherlands
| | - Yulin Gan
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Kai Chen
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China
| | - Gertjan Koster
- MESA+ Institute for Nanotechnology, University of Twente, Enschede, the Netherlands
| | - Guus Rijnders
- MESA+ Institute for Nanotechnology, University of Twente, Enschede, the Netherlands.
| | - Zhaoliang Liao
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, China.
- MESA+ Institute for Nanotechnology, University of Twente, Enschede, the Netherlands.
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6
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Yoshimura T, Takano Y, Naraoka H, Koga T, Araoka D, Ogawa NO, Schmitt-Kopplin P, Hertkorn N, Oba Y, Dworkin JP, Aponte JC, Yoshikawa T, Tanaka S, Ohkouchi N, Hashiguchi M, McLain H, Parker ET, Sakai S, Yamaguchi M, Suzuki T, Yokoyama T, Yurimoto H, Nakamura T, Noguchi T, Okazaki R, Yabuta H, Sakamoto K, Yada T, Nishimura M, Nakato A, Miyazaki A, Yogata K, Abe M, Okada T, Usui T, Yoshikawa M, Saiki T, Tanaka S, Terui F, Nakazawa S, Watanabe SI, Tsuda Y, Tachibana S. Chemical evolution of primordial salts and organic sulfur molecules in the asteroid 162173 Ryugu. Nat Commun 2023; 14:5284. [PMID: 37723151 PMCID: PMC10507048 DOI: 10.1038/s41467-023-40871-0] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/23/2023] [Accepted: 08/10/2023] [Indexed: 09/20/2023] Open
Abstract
Samples from the carbonaceous asteroid (162173) Ryugu provide information on the chemical evolution of organic molecules in the early solar system. Here we show the element partitioning of the major component ions by sequential extractions of salts, carbonates, and phyllosilicate-bearing fractions to reveal primordial brine composition of the primitive asteroid. Sodium is the dominant electrolyte of the salt fraction extract. Anions and NH4+ are more abundant in the salt fraction than in the carbonate and phyllosilicate fractions, with molar concentrations in the order SO42- > Cl- > S2O32- > NO3- > NH4+. The salt fraction extracts contain anionic soluble sulfur-bearing species such as Sn-polythionic acids (n < 6), Cn-alkylsulfonates, alkylthiosulfonates, hydroxyalkylsulfonates, and hydroxyalkylthiosulfonates (n < 7). The sulfur-bearing soluble compounds may have driven the molecular evolution of prebiotic organic material transforming simple organic molecules into hydrophilic, amphiphilic, and refractory S allotropes.
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Affiliation(s)
- Toshihiro Yoshimura
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima 2-15, Yokosuka, Kanagawa, 237-0061, Japan.
| | - Yoshinori Takano
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima 2-15, Yokosuka, Kanagawa, 237-0061, Japan
| | - Hiroshi Naraoka
- Department of Earth and Planetary Sciences, Kyushu University, 744 Motooka, Nishi-ku, Fukuoka, 819-0395, Japan
| | - Toshiki Koga
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima 2-15, Yokosuka, Kanagawa, 237-0061, Japan
| | - Daisuke Araoka
- Geological Survey of Japan (GSJ), National Institute of Advanced Industrial Science and Technology (AIST), 1-1-1 Higashi, Tsukuba, Ibaraki, 305-8567, Japan
| | - Nanako O Ogawa
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima 2-15, Yokosuka, Kanagawa, 237-0061, Japan
| | - Philippe Schmitt-Kopplin
- Helmholtz Zentrum München, Analytical BioGeoChemistry, Ingolstaedter Landstrasse 1, 85764, Neuherberg, Germany
- Technische Universität München, Analytische Lebensmittel Chemie, Maximus-von-Forum 2, 85354, Freising, Germany
| | - Norbert Hertkorn
- Helmholtz Zentrum München, Analytical BioGeoChemistry, Ingolstaedter Landstrasse 1, 85764, Neuherberg, Germany
| | - Yasuhiro Oba
- Institute of Low Temperature Science (ILTS), Hokkaido University, N19W8 Kita-ku, Sapporo, 060-0189, Japan
| | - Jason P Dworkin
- Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - José C Aponte
- Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - Takaaki Yoshikawa
- HORIBA Advanced Techno, Co., Ltd., Kisshoin, Minami-ku, Kyoto, 601-8510, Japan
| | - Satoru Tanaka
- HORIBA Techno Service Co., Ltd. Kisshoin, Minami-ku, Kyoto, 601-8510, Japan
| | - Naohiko Ohkouchi
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima 2-15, Yokosuka, Kanagawa, 237-0061, Japan
| | - Minako Hashiguchi
- Department of Earth and Planetary Sciences, Nagoya University, Nagoya, 464-8601, Japan
| | - Hannah McLain
- Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - Eric T Parker
- Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - Saburo Sakai
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima 2-15, Yokosuka, Kanagawa, 237-0061, Japan
| | - Mihoko Yamaguchi
- Thermo Fisher Scientific Inc., 3-9 Moriyacho, Kanagawa-ku, Yokohama-shi, Kanagawa, 221-0022, Japan
| | - Takahiro Suzuki
- Thermo Fisher Scientific Inc., 3-9 Moriyacho, Kanagawa-ku, Yokohama-shi, Kanagawa, 221-0022, Japan
| | - Tetsuya Yokoyama
- Department of Earth and Planetary Sciences, Tokyo Institute of Technology, Ookayama, Meguro, Tokyo, 152-8551, Japan
| | - Hisayoshi Yurimoto
- Creative Research Institution (CRIS), Hokkaido University, Sapporo, Hokkaido, 001-0021, Japan
| | - Tomoki Nakamura
- Department of Earth Science, Tohoku University, Sendai, 980-8678, Japan
| | - Takaaki Noguchi
- Department of Earth and Planetary Sciences, Kyoto University, Kyoto, 606-8502, Japan
| | - Ryuji Okazaki
- Department of Earth and Planetary Sciences, Kyushu University, 744 Motooka, Nishi-ku, Fukuoka, 819-0395, Japan
| | - Hikaru Yabuta
- Earth and Planetary Systems Science Program, Hiroshima University, Higashi Hiroshima, 739-8526, Japan
| | - Kanako Sakamoto
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Toru Yada
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Masahiro Nishimura
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Aiko Nakato
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Akiko Miyazaki
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Kasumi Yogata
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Masanao Abe
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Tatsuaki Okada
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Tomohiro Usui
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Makoto Yoshikawa
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Takanao Saiki
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Satoshi Tanaka
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Fuyuto Terui
- Kanagawa Institute of Technology, Atsugi, 243-0292, Japan
| | - Satoru Nakazawa
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Sei-Ichiro Watanabe
- Department of Earth and Planetary Sciences, Nagoya University, Nagoya, 464-8601, Japan
| | - Yuichi Tsuda
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
| | - Shogo Tachibana
- Institute of Space and Astro-nautical Science, Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa, 229-8510, Japan
- UTokyo Organization for Planetary and Space Science (UTOPS), University of Tokyo, Bunkyo-ku, Tokyo, 113-0033, Japan
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7
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Oba Y, Takano Y, Dworkin JP, Naraoka H. Ryugu asteroid sample return provides a natural laboratory for primordial chemical evolution. Nat Commun 2023; 14:3107. [PMID: 37253735 PMCID: PMC10229536 DOI: 10.1038/s41467-023-38518-1] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2023] [Accepted: 05/04/2023] [Indexed: 06/01/2023] Open
Affiliation(s)
- Yasuhiro Oba
- Institute of Low Temperature Science (ILTS), Hokkaido University, N19W8 Kita-ku, Sapporo, 060-0819, Japan.
| | - Yoshinori Takano
- Biogeochemistry Research Center (BGC), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Natsushima, Yokosuka, 237-0061, Japan.
| | - Jason P Dworkin
- Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, 20771, USA
| | - Hiroshi Naraoka
- Department of Earth and Planetary Sciences, Kyushu University, 744 Motooka, Nishi-ku, Fukuoka, 819-0395, Japan
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