Basic Information

Faculty

• 理学部

Professional Memberships

• 日本鉱物科学会
• 日本地球化学学会
• 隕石学会
• The Meteoritical society

Academic Degree

• 修士（理学）(東京工業大学)
• 博士（理学）(東京工業大学)

Academic Resume (Graduate Schools)

• 東京工業大学, 大学院理工学研究科地球惑星科学専攻修士課程, 修了
• 東京工業大学, 大学院理工学研究科地球惑星科学専攻博士後期課程, 修了

Academic Resume (Undergraduate School/Majors)

• 東京工業大学, 理学部地球惑星科学科, 卒業

Research History

• Hokkaido University Faculty of Science, Department of Natural History Sciences, Earth and Planetary System Science, Assistant Professor

Language of Instruction

• English

ID,URL

• ORCID ID

  0000-0001-9431-0525

• J-Global ID

  200901064247679983

Website(s) (URL(s))

• http://www.kueps.kyoto-u.ac.jp/~web-geochem/

researchmap URL

• https://researchmap.jp/read0144405

Research

Research Topics, Overview of the research

• Research Topics

  超微量元素マッピングによる同位体組織学を用いた太陽系起源物質探索
  隕石年代組織学を用いた新しい実験宇宙化学
  ４６億年前の太陽系における始原水の起源と進化の解明
  太陽系開闢時代の隕石年代学
  イオンイメージングシステムの開発

• Overview of the research

  地球や地球外物質の岩石学的、鉱物学的研究を基軸に、同位体組織学を応用し、太陽系の起源や隕石年代学を展開する研究内容である
  。既存の分析装置だけでなく、分析装置の開発も行い、世界でここでしかできない分析を行うことも積極的に行っている。

Research Interests

• 二次イオン質量分析計
• 同位体
• 隕石
• 宇宙化学
• SIMS
• isotope
• meteorite
• Cosmochemistry

Research Areas

• Natural sciences, Space and planetary science

Papers

• The Ni isotopic composition of Ryugu reveals a common accretion region for carbonaceous chondrites

  Fridolin Spitzer; Thorsten Kleine; Christoph Burkhardt; Timo Hopp; Tetsuya Yokoyama; 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; 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; Shintaro Komatani; Alexander N. Krot; Ming-Chang Liu; Yuki Masuda; Mayu Morita; Fréderic Moynier; Kazuko Motomura; Izumi Nakai; Kazuhide Nagashima; 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

  Science Advances, 27 Sep. 2024

  
• Pyrrhotites in asteroid 162173 Ryugu: Records of the initial changes on their surfaces with aqueous alteration

  Hiroharu Yui; Shu hei Urashima; Morihiko Onose; Mayu Morita; Shintaro Komatani; Izumi Nakai; Yoshinari Abe; Yasuko Terada; Hisashi Homma; Kazuko Motomura; Kiyohiro Ichida; Tetsuya Yokoyama; Kazuhide Nagashima; 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; Nicolas Dauphas; Andrew M. Davis; Wataru Fujiya; Ryota Fukai; Ikshu Gautam; Makiko K. Haba; Yuki Hibiya; Hiroshi Hidaka; Peter Hoppe; Gary R. Huss; Tsuyoshi Iizuka; Trevor R. Ireland; Akira Ishikawa; Shoichi Itoh; Noriyuki Kawasaki; Noriko T. Kita; Kouki Kitajima; Thorsten Kleine; Sasha Krot; Ming Chang Liu; Yuki Masuda; Frédéric Moynier; Ann Nguyen; Larry Nittler; Andreas Pack; Changkun Park; Laurette Piani; Liping Qin; Tommaso Di Rocco; Sara S. Russell; Naoya Sakamoto; Maria Schönbächler; Lauren Tafla; Haolan Tang; Kentaro Terada; Tomohiro Usui; Sohei Wada; Meenakshi Wadhwa; Richard J. Walker; Katsuyuki Yamashita; Qing Zhu Yin; Shigekazu Yoneda; Edward D. Young; 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

  Geochimica et Cosmochimica Acta, 15 Aug. 2024

  
• Condensation of refractory minerals on igneous compact type A Ca-Al-rich inclusion from Northwest Africa 7865 CV chondrite

  Akimasa Suzumura; Noriyuki Kawasaki; Hisayoshi Yurimoto; Shoichi Itoh

  Meteoritics and Planetary Science, 2024

  
• Corrigendum to “Origin of minerals in åkermanite-rich patch texture and oxygen isotopic evolution of compact Type A Ca-Al-rich inclusions from the Northwest Africa 7865 CV chondrite” [Geochim. Cosmochim. Acta 303 (2021) 51–65, (S0016703721002040), (10.1016/j.gca.2021.03.030)]

  Akimasa Suzumura; Noriyuki Kawasaki; Yusuke Seto; Hisayoshi Yurimoto; Shoichi Itoh

  Geochimica et Cosmochimica Acta, 01 Dec. 2023

  
• Decompression experiments for sulfur-bearing hydrous rhyolite magma: Redox evolution during magma decompression

  Satoshi Okumura; Hidemi Ishibashi; Shoichi Itoh; Akimasa Suzumura; Yoshihiro Furukawa; Takahiro Miwa; Hiroyuki Kagi

  American Mineralogist, 01 Feb. 2021, Peer-reviewed

  
• Analysis of Cation Composition in Dolomites on the Intact Particles Sampled from Asteroid Ryugu

  Mayu Morita; Hiroharu Yui; Shu-hei Urashima; Morihiko Onose; Shintaro Komatani; Izumi Nakai; Yoshinari Abe; Yasuko Terada; Hisashi Homma; Kazuko Motomura; Kiyohiro Ichida; Tetsuya Yokoyama; Kazuhide Nagashima; 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; Nicolas Dauphas; Andrew M. Davis; Wataru Fujiya; Ryota Fukai; Ikshu Gautam; Makiko K. Haba; Yuki Hibiya; Hiroshi Hidaka; Peter Hoppe; Gary R. Huss; Tsuyoshi Iizuka; Trevor R. Ireland; Akira Ishikawa; Shoichi Itoh; Noriyuki Kawasaki; Noriko T. Kita; Kouki Kitajima; Thorsten Kleine; Sasha Krot; Ming-Chang Liu; Yuki Masuda; Frédéric Moynier; Ann Nguyen; Larry Nittler; Andreas Pack; Changkun Park; Laurette Piani; Liping Qin; Tommaso Di Rocco; Sara S. Russell; Naoya Sakamoto; Maria Schönbächler; Lauren Tafla; Haolan Tang; Kentaro Terada; Tomohiro Usui; Sohei Wada; Meenakshi Wadhwa; Richard J. Walker; Katsuyuki Yamashita; Qing-Zhu Yin; Shigekazu Yoneda; Edward D. Young; 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

  Analytical Chemistry, 28 Dec. 2023

  
• Nucleosynthetic s-Process Depletion in Mo from Ryugu samples returned by Hayabusa2

  N. Nakanishi; T. Yokoyama; A. Ishikawa; R.J. Walker; Y. Abe; J. Aléon; C.M.O'D. Alexander; S. Amari; Y. Amelin; K.-I. Bajo; M. Bizzarro; A. Bouvier; R.W. Carlson; M. Chaussidon; B.-G. Choi; N. Dauphas; A.M. Davis; T. Di Rocco; W. Fujiya; R. Fukai; I. Gautam; M.K. Haba; Y. Hibiya; H. Hidaka; H. Homma; P. Hoppe; G.R. Huss; K. Ichida; T. Iizuka; T.R. Ireland; S. Itoh; N. Kawasaki; N.T. Kita; K. Kitajima; T. Kleine; S. Komatani; A.N. Krot; M.-C. Liu; Y. Masuda; M. Morita; K. Motomura; F. Moynier; I. Nakai; K. Nagashima; A. Nguyen; L. Nittler; M. Onose; A. Pack; C. Park; L. Piani; L. Qin; S.S. Russell; N. Sakamoto; M. Schönbächler; L. Tafla; H. Tang; K. Terada; Y. Terada; T. Usui; S. Wada; M. Wadhwa; K. Yamashita; Q.-Z. Yin; S. Yoneda; E.D. Young; H. Yui; A.-C. Zhang; T. Nakamura; H. Naraoka; T. Noguchi; R. Okazaki; K. Sakamoto; H. Yabuta; M. Abe; A. Miyazaki; A. Nakato; M. Nishimura; T. Okada; T. Yada; K. Yogata; S. Nakazawa; T. Saiki; S. Tanaka; F. Terui; Y. Tsuda; S.-I. Watanabe; M. Yoshikawa; S. Tachibana; H. Yurimoto

  Geochemical Perspectives Letters, Dec. 2023

  
• Disequilibrium oxygen isotope distribution among aqueously altered minerals in Ryugu asteroid returned samples

  Noriko T. Kita; Kouki Kitajima; Kazuhide Nagashima; Noriyuki Kawasaki; Naoya Sakamoto; Wataru Fujiya; 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; Nicolas Dauphas; Andrew M. Davis; Tommaso Di Rocco; 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; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming‐Chang Liu; Yuki Masuda; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; Izumi Nakai; Ann Nguyen; Larry Nittler; Morihiko Onose; Andreas Pack; Changkun Park; Laurette Piani; Liping Qin; Sara S. Russell; Maria Schönbächler; Lauren Tafla; Haolan Tang; Kentaro Terada; Yasuko Terada; Tomohiro Usui; Sohei Wada; Meenakshi Wadhwa; Richard J. Walker; Katsuyuki Yamashita; Qing‐Zhu Yin; Tetsuya Yokoyama; 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

  Meteoritics & Planetary Science, Apr. 2024

  
• Hydrogen in magnetite from asteroid Ryugu

  J. Aléon; S. Mostefaoui; H. Bureau; D. Vangu; H. Khodja; K. Nagashima; N. Kawasaki; Y. Abe; C. M. O'D. Alexander; S. Amari; Y. Amelin; K. Bajo; M. Bizzarro; A. Bouvier; R. W. Carlson; M. Chaussidon; B.‐G. Choi; N. Dauphas; A. M. Davis; T. Di Rocco; W. Fujiya; R. Fukai; I. Gautam; M. K. Haba; Y. Hibiya; H. Hidaka; H. Homma; P. Hoppe; G. R. Huss; K. Ichida; T. Iizuka; T. R. Ireland; A. Ishikawa; S. Itoh; N. T. Kita; K. Kitajima; T. Kleine; S. Komatani; A. N. Krot; M.‐C. Liu; Y. Masuda; M. Morita; K. Motomura; F. Moynier; I. Nakai; A. Nguyen; L. R. Nittler; M. Onose; A. Pack; C. Park; L. Piani; L. Qin; S. S. Russell; N. Sakamoto; M. Schönbächler; L. Tafla; H. Tang; K. Terada; Y. Terada; T. Usui; S. Wada; M. Wadhwa; R. J. Walker; K. Yamashita; Q.‐Z. Yin; T. Yokoyama; S. Yoneda; E. D. Young; H. Yui; A.‐C. Zhang; T. Nakamura; H. Naraoka; T. Noguchi; R. Okazaki; K. Sakamoto; H. Yabuta; M. Abe; A. Miyazaki; A. Nakato; M. Nishimura; T. Okada; T. Yada; K. Yogata; S. Nakazawa; T. Saiki; S. Tanaka; F. Terui; Y. Tsuda; S. Watanabe; M. Yoshikawa; S. Tachibana; H. Yurimoto

  Meteoritics & Planetary Science, 26 Jan. 2024

  
• A new method for quantitative analysis of total water contents and estimating molecular water and hydroxyl contents in rhyolitic glasses by SIMS

  Akimasa Suzumura; Satoshi Okumura; Chikashi Yoshimoto; Shoichi Itoh

  GEOCHEMICAL JOURNAL, 2024

  
• Hydrogen diffusion in apatite parallel to the c-axis under vapor flow

  Chikashi Yoshimoto; Shoichi Itoh; Isao Sakaguchi

  GEOCHEMICAL JOURNAL, 2024

  
• Neodymium‐142 deficits and samarium neutron stratigraphy of C‐type asteroid (162173) Ryugu

  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; Marc Chaussidon; Byeon‐Gak Choi; Nicolas Dauphas; Andrew M. Davis; Tommaso Di Rocco; Wataru Fujiya; Ryota Fukai; Yuki Hibiya; Hiroshi Hidaka; Hisashi Homma; Peter Hoppe; Gary R. Huss; Kiyohiro Ichida; Tsuyoshi Iizuka; Trevor Ireland; Akira Ishikawa; Shoichi Itoh; Noriyuki Kawasaki; Noriko T. Kita; Koki Kitajima; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming‐Chang Liu; Yuki Masuda; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; Izumi Nakai; Kazuhide Nagashima; Ann Nguyen; Larry Nittler; Morihiko Onose; Andreas Pack; Changkun Park; Laurette Piani; Liping Qin; Sara 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

  Meteoritics & Planetary Science, 07 Dec. 2023

  
• Elemental and isotopic signatures of individual particles in chondrite matrix using inductively coupled plasma mass spectrometry

  Kanoko Kurihara; Norika Numa; Sota Niki; Mai Akamune; Masaki Nakazato; Shuji Yamashita; Shoichi Itoh; Takafumi Hirata

  GEOCHEMICAL JOURNAL, 2023

  
• The Solar System calcium isotopic composition inferred from Ryugu samples

  F. Moynier; W. Dai; T. Yokoyama; Y. Hu; M. Paquet; Y. Abe; J. Aléon; C.M.O'D Alexander; S. Amari; Y. Amelin; K.-I. Bajo; M. Bizzarro; A. Bouvier; R.W. Carlson; M. Chaussidon; B.-G. Choi; N. Dauphas; A.M. Davis; T. Di Rocco; W. Fujiya; R. Fukai; I. Gautam; M.K. Haba; Y. Hibiya; H. Hidaka; H. Homma; P. Hoppe; G.R. Huss; K. Ichida; T. Iizuka; T.R. Ireland; A. Ishikawa; M. Ito; S. Itoh; N. Kawasaki; N.T. Kita; K. Kitajima; T. Kleine; S. Komatani; A.N. Krot; M.-C. Liu; Y. Masuda; K.D. McKeegan; M. Morita; K. Motomura; I. Nakai; K. Nagashima; D. Nesvorný; A. Nguyen; L. Nittler; M. Onose; A. Pack; C. Park; L. Piani; L. Qin; S.S. Russell; N. Sakamoto; M. Schönbächler; L. Tafla; H. Tang; K. Terada; Y. Terada; T. Usui; S. Wada; M. Wadhwa; R.J. Walker; K. Yamashita; Q.-Z. Yin; S. Yoneda; E.D. Young; H. Yui; A.-C. Zhang; T. Nakamura; H. Naraoka; T. Noguchi; R. Okazaki; K. Sakamoto; H. Yabuta; M. Abe; A. Miyazaki; A. Nakato; M. Nishimura; T. Okada; T. Yada; K. Yogata; S. Nakazawa; T. Saiki; S. Tanaka; F. Terui; Y. Tsuda; S.-I. Watanabe; M. Yoshikawa; S. Tachibana; H. Yurimoto

  Geochemical Perspectives Letters, Oct. 2022

  
• Samples returned from the asteroid Ryugu are similar to Ivuna-type carbonaceous meteorites

  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; 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; Motoo Ito; Shoichi Itoh; Noriyuki Kawasaki; Noriko T. Kita; Kouki Kitajima; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming-Chang Liu; Yuki Masuda; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; 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; Hiroharu Yui; Ai-Cheng Zhang; Harold C. Connolly; Dante S. Lauretta; Tomoki Nakamura; Hiroshi Naraoka; Takaaki Noguchi; Ryuji Okazaki; Kanako Sakamoto; Hikaru Yabuta; Masanao Abe; Masahiko Arakawa; Atsushi Fujii; Masahiko Hayakawa; Naoyuki Hirata; Naru Hirata; Rie Honda; Chikatoshi Honda; Satoshi Hosoda; Yu-ichi Iijima; Hitoshi Ikeda; Masateru Ishiguro; Yoshiaki Ishihara; Takahiro Iwata; Kosuke Kawahara; Shota Kikuchi; Kohei Kitazato; Koji Matsumoto; Moe Matsuoka; Tatsuhiro Michikami; Yuya Mimasu; Akira Miura; Tomokatsu Morota; Satoru Nakazawa; Noriyuki Namiki; Hirotomo Noda; Rina Noguchi; Naoko Ogawa; Kazunori Ogawa; Tatsuaki Okada; Chisato Okamoto; Go Ono; Masanobu Ozaki; Takanao Saiki; Naoya Sakatani; Hirotaka Sawada; Hiroki Senshu; Yuri Shimaki; Kei Shirai; Seiji Sugita; Yuto Takei; Hiroshi Takeuchi; Satoshi Tanaka; Eri Tatsumi; Fuyuto Terui; Yuichi Tsuda; Ryudo Tsukizaki; Koji Wada; Sei-ichiro Watanabe; Manabu Yamada; Tetsuya Yamada; Yukio Yamamoto; Hajime Yano; Yasuhiro Yokota; Keisuke Yoshihara; Makoto Yoshikawa; Kent Yoshikawa; Shizuho Furuya; Kentaro Hatakeda; Tasuku Hayashi; Yuya Hitomi; Kazuya Kumagai; Akiko Miyazaki; Aiko Nakato; Masahiro Nishimura; Hiromichi Soejima; Ayako Suzuki; Toru Yada; Daiki Yamamoto; Kasumi Yogata; Miwa Yoshitake; Shogo Tachibana; Hisayoshi Yurimoto

  Science, 09 Jun. 2022, Peer-reviewed

  
• Development of of U-Pb ages in phosphate minerals from ordinary chondrites by LA-ICPMS

  Itoh Shoichi; Sakata Shuhei; Hattori Kentaro; Hirata Takafumi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2014

  
• The Magnesium Isotope Composition of Samples Returned from Asteroid Ryugu

  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, 24 Nov. 2023

  
• Water circulation in Ryugu asteroid affected the distribution of nucleosynthetic isotope anomalies in returned sample

  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; Yuri Amelin; Ken-ichi Bajo; Martin Bizzarro; Audrey Bouvier; Richard W. Carlson; Marc Chaussidon; Byeon-Gak Choi; Nicolas Dauphas; Andrew M. Davis; Tommaso Di Rocco; Wataru Fujiya; Hiroshi Hidaka; Hisashi Homma; Peter Hoppe; Gary R. Huss; Kiyohiro Ichida; Trevor Ireland; Akira Ishikawa; Shoichi Itoh; Noriyuki Kawasaki; Noriko T. Kita; Koki Kitajima; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming-Chang Liu; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; Izumi Nakai; Kazuhide Nagashima; Ann Nguyen; Larry Nittler; Morihiko Onose; Andreas Pack; Changkun Park; Laurette Piani; Liping Qin; Sara Russell; Naoya Sakamoto; Maria Schönbächler; Lauren Tafla; Haolan Tang; Kentaro Terada; Yasuko Terada; Tomohiro Usui; Sohei Wada; 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

  Science Advances, 10 Nov. 2023

  
• Pervasive aqueous alteration in the early Solar System revealed by potassium isotopic variations in Ryugu samples and carbonaceous chondrites

  Yan Hu; Frédéric Moynier; Wei Dai; Marine Paquet; Tetsuya Yokoyama; 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; 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; Koki Kitajima; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming Chang Liu; Yuki Masuda; Mayu Morita; 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

  Icarus, Feb. 2024

  
• The Oxygen Isotopic Composition of Samples Returned from Asteroid Ryugu with Implications for the Nature of the Parent Planetesimal

  Haolan Tang; Edward D. Young; Lauren Tafla; Andreas Pack; Tommaso Di Rocco; 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; Nicolas Dauphas; Andrew M. Davis; 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; Motoo Ito; Shoichi Itoh; Noriyuki Kawasaki; Noriko T. Kita; Kouki Kitajima; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming-Chang Liu; Yuki Masuda; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; Kazuhide Nagashima; Izumi Nakai; Ann Nguyen; Larry Nittler; Morihiko Onose; Changkun Park; Laurette Piani; Liping Qin; Sara S. Russell; Naoya Sakamoto; Maria Schönbächler; Kentaro Terada; Yasuko Terada; Tomohiro Usui; Sohei Wada; Meenakshi Wadhwa; Richard J. Walker; Katsuyuki Yamashita; Qing-Zhu Yin; Tetsuya Yokoyama; Shigekazu Yoneda; 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 Planetary Science Journal, Aug. 2023

  
• Abundant presolar grains and primordial organics preserved in carbon-rich exogenous clasts in asteroid Ryugu

  Ann. 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; 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; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; Izumi Nakai; Kazuhide Nagashima; David Nesvorný; Larry Nittler; Morihiko Onose; Andreas Pack; Changkun Park; 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; Tetsuya Yokoyama; 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

  Science Advances, Jul. 2023

  
• Carbonate record of temporal change in oxygen fugacity and gaseous species in asteroid Ryugu

  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; Marc Chaussidon; Byeon-Gak Choi; Nicolas Dauphas; Andrew M. Davis; Tommaso Di Rocco; 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; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming-Chang Liu; Yuki Masuda; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; Izumi Nakai; Ann Nguyen; Larry Nittler; Morihiko Onose; Andreas Pack; Changkun Park; Laurette Piani; Liping Qin; Sara S. Russell; Maria Schönbächler; Lauren Tafla; Haolan Tang; Kentaro Terada; Yasuko Terada; Tomohiro Usui; Sohei Wada; Meenakshi Wadhwa; Richard J. Walker; Katsuyuki Yamashita; Qing-Zhu Yin; Tetsuya Yokoyama; 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

  Nature Geoscience, 10 Jul. 2023

  
• Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2

  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; Yuri Amelin; Martin Bizzarro; 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; Motoo Ito; Shoichi Itoh; Noriko T. Kita; Kouki Kitajima; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming Chang Liu; Yuki Masuda; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; Izumi Nakai; Ann Nguyen; Larry Nittler; Morihiko Onose; Andreas Pack; Changkun Park; Laurette Piani; Liping Qin; Maria Schönbächler; Lauren Tafla; Haolan Tang; Kentaro Terada; Yasuko Terada; Tomohiro Usui; Meenakshi Wadhwa; Richard J. Walker; Katsuyuki Yamashita; Qing Zhu Yin; Tetsuya Yokoyama; Shigekazu Yoneda; Edward D. Young; Hiroharu Yui; Ai Cheng Zhang; Tomoki Nakamura; Hiroshi Naraoka; 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

  Science Advances, Dec. 2022, Peer-reviewed

  
• Hydrogen Isotopic Composition of Hydrous Minerals in Asteroid Ryugu

  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; 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; Noriko T. Kita; Kouki Kitajima; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming-Chang Liu; Yuki Masuda; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; Izumi Nakai; Ann Nguyen; Larry Nittler; Morihiko Onose; Andreas Pack; Changkun Park; Liping Qin; Sara S. Russell; Maria Schönbächler; Lauren Tafla; Haolan Tang; Kentaro Terada; Yasuko Terada; Tomohiro Usui; Sohei Wada; Meenakshi Wadhwa; Richard J. Walker; Katsuyuki Yamashita; Qing-Zhu Yin; Tetsuya Yokoyama; Shigekazu Yoneda; Edward D. Young; Hiroharu Yui; Ai-Cheng Zhang; Tomoki Nakamura; Hiroshi Naraoka; 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, 01 Apr. 2023, Peer-reviewed

  
• Superior solid solubility of MnSiO₃ in CaSiO₃ perovskite

  Li, L; Nagai, T; Seto, Y; Fujino, K; Kawano, J; Itoh, S

  Physics and Chemistry of Minerals, Jan. 2015, Peer-reviewed

  
• Contribution of Ryugu-like material to Earth’s volatile inventory by Cu and Zn isotopic analysis

  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; 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; Motoo Ito; Shoichi Itoh; Noriyuki Kawasaki; Noriko T. Kita; Kouki Kitajima; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming-Chang Liu; Yuki Masuda; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Izumi Nakai; Kazuhide Nagashima; David Nesvorný; Ann N. 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

  Nature Astronomy, 12 Dec. 2022

  
• Presolar stardust in asteroid Ryugu

  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

  The Astrophysical Journal Letters, 16 Aug. 2022

  
• Ryugu’s nucleosynthetic heritage from the outskirts of the Solar System

  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; 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; Motoo Ito; Shoichi Itoh; Noriyuki Kawasaki; Noriko T. Kita; Kouki Kitajima; Thorsten Kleine; Shintaro Komatani; Alexander N. Krot; Ming-Chang Liu; Yuki Masuda; Kevin D. McKeegan; Mayu Morita; Kazuko Motomura; Frédéric Moynier; 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; Tetsuya Yokoyama; 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

  Science Advances, 18 Nov. 2022

  
• Origin of minerals in åkermanite-rich patch texture and oxygen isotopic evolution of compact Type A Ca-Al-rich inclusions from the Northwest Africa 7865 CV chondrite

  Akimasa Suzumura; Noriyuki Kawasaki; Yusuke Seto; Hisayoshi Yurimoto; Shoichi Itoh

  Geochimica et Cosmochimica Acta, 15 Jun. 2021

  
• Oxygen and Al-Mg isotopic constraints on cooling rate and age of partial melting of an Allende Type B CAI, Golfball

  Noriyuki Kawasaki; Shoichi Itoh; Naoya Sakamoto; Steven B. Simon; Daiki Yamamoto; Hisayoshi Yurimoto

  Meteoritics and Planetary Science, Jun. 2021

  
• Nearly Carbon‐Saturated Magma Oceans in Planetary Embryos During Core Formation

  Hideharu Kuwahara; Shoichi Itoh; Akimasa Suzumura; Ryoichi Nakada; Tetsuo Irifune

  Geophysical Research Letters, 28 May 2021

  
• A super-refractory inclusion containing nonstoichiometric spinel from the CO3.0 chondrite Yamato 81020

  Hisayoshi Yurimoto; Alan E. Rubin; Shoichi Itoh; John T. Wasson

  Meteoritics and Planetary Science, 2021

  
• A partial anion disorder in SrVO2H induced by biaxial tensile strain

  Morito Namba; Hiroshi Takatsu; Wataru Yoshimune; Aurélien Daniel; Shoichi Itoh; Takahito Terashima; Hiroshi Kageyama

  Inorganics, Apr. 2020, Peer-reviewed

  
• Pressure effect on isotope fractionation factor

  Asami Sano-Furukawa; Shoichi Itoh; Akimasa Suzumura; Yuichiro Ueno; Hikaru Yagi; Toru Inoue; Takaaki Kawazoe

  Review of High Pressure Science and Technology/Koatsuryoku No Kagaku To Gijutsu, 2020

  
• Combined U-corrected Pb-Pb dating and ²⁶Al-²⁶Mg systematics of individual chondrules – Evidence for a reduced initial abundance of ²⁶Al amongst inner Solar System chondrules

  Jean Bollard; Noriyuki Kawasaki; N. Sakamoto; Mia Olsen; Shoichi Itoh; Kirsten Larsen; Daniel Wielandt; Martin Schiller; James N. Connelly; Hisayoshi Yurimoto; Martin Bizzarro

  Geochimica et Cosmochimica Acta, 01 Sep. 2019, Peer-reviewed

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• The Effects of Carbon Concentration and Silicate Composition on the Metal-Silicate Partitioning of Carbon in a Shallow Magma Ocean

  H. Kuwahara; S. Itoh; R. Nakada; T. Irifune

  Geophysical Research Letters, 28 Aug. 2019, Peer-reviewed

  
• Nebular history of an ultrarefractory phase bearing CAI from a reduced type CV chondrite

  Takashi Yoshizaki; Daisuke Nakashima; Tomoki Nakamura; Changkun Park; Naoya Sakamoto; Hatsumi Ishida; Shoichi Itoh

  Geochimica et Cosmochimica Acta, 01 May 2019, Peer-reviewed

  
• A SHORT TIMESCALE FOR CAI RIM FORMATION.

  T. Yoshizaki; T. Nakamura; D. Nakashima; N. Sakamoto; H. Ishida; S. Itoh

  METEORITICS & PLANETARY SCIENCE, Aug. 2018, Peer-reviewed

  
• Mechanically detected terahertz electron spin resonance using SOI-based thin piezoresistive microcantilevers

  Eiji Ohmichi; Toshihiro Miki; Hidekazu Horie; Tsubasa Okamoto; Hideyuki Takahashi; Yoshinori Higashi; Shoichi Itoh; Hitoshi Ohta

  Journal of Magnetic Resonance, Feb. 2018, Peer-reviewed

  
• Formation of an ultracarbonaceous Antarctic micrometeorite through minimal aqueous alteration in a small porous icy body

  Hikaru Yabuta; Takaaki Noguchi; Shoichi Itoh; Tomoki Nakamura; Akira Miyake; Shinichi Tsujimoto; Noriaki Ohashi; Naoya Sakamoto; Minako Hashiguchi; Ken-ichi Abe; Aya Okubo; A. L. David Kilcoyne; Shogo Tachibana; Ryuji Okazaki; Kentaro Terada; Mitsuru Ebihara; Hiroko Nagahara

  GEOCHIMICA ET COSMOCHIMICA ACTA, Oct. 2017, Peer-reviewed

  
• Hayabusa2 Sample Catcher and Container: Metal-Seal System for Vacuum Encapsulation of Returned Samples with Volatiles and Organic Compounds Recovered from C-Type Asteroid Ryugu

  Ryuji Okazaki; Hirotaka Sawada; Shinji Yamanouchi; Shogo Tachibana; Yayoi N. Miura; Kanako Sakamoto; Yoshinori Takano; Masanao Abe; Shoichi Itoh; Keita Yamada; Hikaru Yabuta; Chisato Okamoto; Hajime Yano; Takaaki Noguchi; Tomoki Nakamura; Keisuke Nagao

  SPACE SCIENCE REVIEWS, Jul. 2017, Peer-reviewed

  
• Variation of mineralogy and organic material during the early stages of aqueous activity recorded in Antarctic micrometeorites

  T. Noguchi; H. Yabuta; S. Itoh; N. Sakamoto; T. Mitsunari; A. Okubo; R. Okazaki; T. Nakamura; S. Tachibana; K. Terada; M. Ebihara; N. Imae; M. Kimura; H. Nagahara

  GEOCHIMICA ET COSMOCHIMICA ACTA, Jul. 2017, Peer-reviewed

  
• The search for and analysis of direct samples of early Solar System aqueous fluids.

  Michael E Zolensky; Robert J Bodnar; Hisayoshi Yurimoto; Shoichi Itoh; Marc Fries; Andrew Steele; Queenie H-S Chan; Akira Tsuchiyama; Yoko Kebukawa; Motoo Ito

  Philosophical transactions. Series A, Mathematical, physical, and engineering sciences, 28 May 2017, Peer-reviewed

  
• Chronological study of oxygen isotope composition for the solar protoplanetary disk recorded in a fluffy Type A CAI from Vigarano

  Kawasaki Noriyuki; Itoh Shoichi; Sakamoto Naoya; Yurimoto Hisayoshi

  Geochimica et cosmochimica acta, 15 Mar. 2017, Peer-reviewed

  
• The lunar magma ocean volatile signature recorded in chlorine-rich glasses in KREEP basalts 15382 and 15386

  James P. Greenwood; Naoya Sakamoto; Shoichi Itoh; Paul H. Warren; Jack A. Singer; Kaori Yanai; Hisayoshi Yurimoto

  GEOCHEMICAL JOURNAL, 2017, Peer-reviewed

  
• Evidence for the solar wind in lunar magmas: A study of slowly cooled samples of the Apollo 12 olivine basalt suite

  Jack A. Singer; James P. Greenwood; Shoichi Itoh; Naoya Sakamoto; Hisayoshi Yurimoto

  GEOCHEMICAL JOURNAL, 2017, Peer-reviewed

  
• Preface: Evolution of the solar system: New advances in cosmochemistry and planetary chemistry

  Shoichi Itoh; James P. Greenwood; Sara Russell

  GEOCHEMICAL JOURNAL, 2017, Peer-reviewed

  
• H2O, CO2, F, S, Cl, and P2O5 analyses of silicate glasses using SIMS: Report of volatile standard glasses

  Kenji Shimizu; Takayuki Ushikubo; Morihisa Hamada; Shoichi Itoh; Yoshinori Higashi; Eiichi Takahashi; Motoo Ito

  GEOCHEMICAL JOURNAL, 2017, Peer-reviewed

  
• Hydrogen diffusion in the apatite-water system: Fluorapatite parallel to the c-axis

  Yoshinori Higashi; Shoichi Itoh; Minako Hashiguchi; Shuhei Sakata; Takafumi Hirata; Ken Watanabe; Isao Sakaguchi

  GEOCHEMICAL JOURNAL, 2017, Peer-reviewed

  
• P-O-rich sulfide phase in CM chondrites: Constraints on its origin on the CM parent body

  Ai-Cheng Zhang; Shoichi Itoh; Hisayoshi Yurimoto; Wei-Biao Hsu; Ru-Cheng Wang; Lawrence A. Taylor

  METEORITICS & PLANETARY SCIENCE, Jan. 2016, Peer-reviewed

  
• ²⁶Al-²⁶Mg chronology and oxygen isotope distributions of multiple melting for a Type C CAI from Allende

  Noriyuki Kawasaki; Chizu Kato; Shoichi Itoh; Shigeyuki Wakaki; Motoo Ito; Hisayoshi Yurimoto

  Geochimica et Cosmochimica Acta, 05 Nov. 2015, Peer-reviewed

  
• Mineralogy and noble gas isotopes of micrometeorites collected from Antarctic snow

  Ryuji Okazaki; Takaaki Noguchi; Shin-ichi Tsujimoto; Yu Tobimatsu; Tomoki Nakamura; Mitsuru Ebihara; Shoichi Itoh; Hiroko Nagahara; Shogo Tachibana; Kentaro Terada; Hikaru Yabuta

  EARTH PLANETS AND SPACE, Jun. 2015, Peer-reviewed

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• Formation of a solid solution in the MgSiO3-MnSiO3 perovskite system

  Lin Li; Takaya Nagai; Tomoki Ishido; Satoko Motai; Kiyoshi Fujino; Shoichi Itoh

  PHYSICS AND CHEMISTRY OF MINERALS, Jun. 2014, Peer-reviewed

  
• Origins of Al-rich chondrules: Clues from a compound Al-rich chondrule in the Dar al Gani 978 carbonaceous chondrite

  Ai-Cheng Zhang; Shoichi Itoh; Naoya Sakamoto; Ru-Cheng Wang; Hisayoshi Yurimoto

  GEOCHIMICA ET COSMOCHIMICA ACTA, Apr. 2014, Peer-reviewed

  
• Oxygen isotopic distribution along the otolith growth axis by secondary ion mass spectrometry: Applications for studying ontogenetic change in the depth inhabited by deep-sea fishes

  Jen-Chieh Shiao; Shoichi Itoh; Hisayoshi Yurimoto; Yoshiyuki Iizuka; Yun-Chih Liao

  DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, Feb. 2014, Peer-reviewed

  
• Isotopic compositions of asteroidal liquid water trapped in fluid inclusions of chondrites

  Hisayoshi Yurimoto; Shoichi Itoh; Michael Zolensky; Minoru Kusakabe; Akiya Karen; Robert Bodnar

  GEOCHEMICAL JOURNAL, 2014, Peer-reviewed

  
• XANES and Mg isotopic analyses of spinels in Ca-Al-rich inclusions: Evidence for formation under oxidizing conditions

  J. M. Paque; S. R. Sutton; S. B. Simon; J. R. Beckett; D. S. Burnett; L. Grossman; H. Yurimoto; S. Itoh; H. C. Connolly

  Meteoritics and Planetary Science, Oct. 2013, Peer-reviewed

  
• Sulfide-rich dunite within a thick Moho transition zone of the northern Oman ophiolite: Implications for the origin of Cyprus-type sulfide deposits

  Hironori Negishi; Shoji Arai; Hisayoshi Yurimoto; Shoichi Ito; Satoko Ishimaru; Akihiro Tamura; Norikatsu Akizawa

  Lithos, Apr. 2013, Peer-reviewed

  
• Petrology, trace element abundances and oxygen isotopic compositions of a compound CAI-chondrule object from Allende

  S. Wakaki; S. Itoh; T. Tanaka; H. Yurimoto

  Geochimica et Cosmochimica Acta, 01 Feb. 2013, Peer-reviewed

  
• Oxygen isotopic zoning of reversely zoned melilite crystals in a fluffy type A Ca-Al-rich inclusions from the Vigarano meteorite

  Juri Katayama; Shoichi Itoh; Hisayoshi Yurimoto

  METEORITICS & PLANETARY SCIENCE, Dec. 2012, Peer-reviewed

  
• Water on the Moon

  エルキンス=タントン リンダ; 伊藤 正一

  パリティ, May 2012

  
• Carbon isotope anatomy of a single graphite crystal in a metapelitic migmatite revealed by high-spatial resolution SIMS analysis

  Madhusoodhan Satish-Kumar; Hisayoshi Yurimoto; Shoichi Itoh; Bernardo Cesare

  CONTRIBUTIONS TO MINERALOGY AND PETROLOGY, Oct. 2011, Peer-reviewed

  
• Oxygen isotopic compositions of asteroidal materials returned from Itokawa by the Hayabusa mission.

  Hisayoshi Yurimoto; Ken-ichi Abe; Masanao Abe; Mitsuru Ebihara; Akio Fujimura; Minako Hashiguchi; Ko Hashizume; Trevor R Ireland; Shoichi Itoh; Juri Katayama; Chizu Kato; Junichiro Kawaguchi; Noriyuki Kawasaki; Fumio Kitajima; Sachio Kobayashi; Tatsuji Meike; Toshifumi Mukai; Keisuke Nagao; Tomoki Nakamura; Hiroshi Naraoka; Takaaki Noguchi; Ryuji Okazaki; Changkun Park; Naoya Sakamoto; Yusuke Seto; Masashi Takei; Akira Tsuchiyama; Masayuki Uesugi; Shigeyuki Wakaki; Toru Yada; Kosuke Yamamoto; Makoto Yoshikawa; Michael E Zolensky

  Science (New York, N.Y.), 26 Aug. 2011, Peer-reviewed

  
• Hydrogen isotope ratios in lunar rocks indicate delivery of cometary water to the Moon

  James P. Greenwood; Shoichi Itoh; Naoya Sakamoto; Paul Warren; Lawrence Taylor; Hisayoshi Yurimoto

  NATURE GEOSCIENCE, Feb. 2011, Peer-reviewed

  
• D/H of Lunar water: Implications for the origin of the Earth's water

  James P. Greenwood; Shoichi Itoh; Naoya Sakamoto; Paul H. Warren; Lawrence A. Taylor; Hisayoshi Yurimoto

  GEOCHIMICA ET COSMOCHIMICA ACTA, Jun. 2010

  
• Non-chondritic oxygen isotopic component of metals in a noble-gas-rich chondrite-vestige of stellar wind from the protosun?

  Kumiko Fujimoto; Shoichi Itoh; Shingo Ebata; Hisayoshi Yurimoto

  GEOCHEMICAL JOURNAL, 2009, Peer-reviewed

  
• Discovery of O-17,O-18-rich material from meteorite by direct-imaging method using stigmatic-SIMS and 2D ion detector

  Naoya Sakamoto; Shoichi Itoh; Hisayoshi Yurimoto

  APPLIED SURFACE SCIENCE, Dec. 2008, Peer-reviewed

  
• Calculation of radiogenic Mg-26 of CAI minerals under high precision isotope measurement by SIMS

  Shoichi Itoh; Kentaro Makide; Hisayoshi Yurimoto

  APPLIED SURFACE SCIENCE, Dec. 2008, Peer-reviewed

  
• Hydrogen isotope evidence for loss of water from Mars through time

  James P. Greenwood; Shoichi Itoh; Naoya Sakamoto; Edward P. Vicenzi; Hisayoshi Yurimoto

  GEOPHYSICAL RESEARCH LETTERS, Mar. 2008, Peer-reviewed

  
• Exchange frequency of oxygen isotope reservoirs in the early solar system

  S. Itoh; H. Yurimoto

  ORIGIN OF MATTER AND EVOLUTION OF GALAXIES, 2008, Peer-reviewed

  
• Remnants of the early solar system water enriched in heavy oxygen isotopes.

  Naoya Sakamoto; Yusuke Seto; Shoichi Itoh; Kiyoshi Kuramoto; Kiyoshi Fujino; Kazuhide Nagashima; Alexander N Krot; Hisayoshi Yurimoto

  Science (New York, N.Y.), 13 Jul. 2007, Peer-reviewed

  
• Oxygen and magnesium isotopic compositions of amoeboid olivine aggregates from the Semarkona LL3.0 chondrite

  Shoichi Itoh; Sara S. Russell; Hisayoshi Yurimoto

  METEORITICS & PLANETARY SCIENCE, Jul. 2007, Peer-reviewed

  
• The genetic relationship between refractory inclusions and Chondrules.

  Russell S. S; Krot A. N; Huss G. R; Keil K; Itoh S; Yurimoto H; MacPherson G. J

  In Chondrites and the Protoplanetary Disk, ASP Conference Series, The Astronomical Society of the Pacific, 2005, Peer-reviewed

  
• Amoeboid olivine aggregates and related objects in carbonaceous chondrites: records of nebular and asteroid processes

  AN Krot; MI Petaev; SS Russell; S Itoh; TJ Fagan; H Yurimoto; L Chizmadia; MK Weisberg; M Komatsu; AA Ulyanov; K Keil

  CHEMIE DER ERDE-GEOCHEMISTRY, Sep. 2004, Peer-reviewed

  
• Petrography and oxygen isotopic compositions in refractory inclusions from CO chondrites

  S Itoh; H Kojima; H Yurimoto

  GEOCHIMICA ET COSMOCHIMICA ACTA, Jan. 2004, Peer-reviewed

  
• Contemporaneous formation of chondrules and refractory inclusions in the early Solar System

  S Itoh; H Yurimoto

  NATURE, Jun. 2003, Peer-reviewed

  

Misc.

• Al-Mg systematics for compact type A CAI from Northwest Africa 7865

  鈴村明政; 川崎教行; 圦本尚義; 伊藤正一

  日本地球惑星科学連合大会予稿集(Web), 2022

  
• 部分溶融プロセスを示すcompact type A CAIsの岩石組織学的研究

  鈴村明政; 瀬戸雄介; 伊藤正一

  日本地球惑星科学連合大会予稿集(Web), 2019

  
• 部分溶融プロセスを示すCompact Type A CAIsの岩石組織学的研究

  鈴村明政; 瀬戸雄介; 伊藤正一

  日本地球化学会年会要旨集(Web), 2018

  
• Al-Mg systematics for partial melting of an Allende type B CAI, Golfball

  川崎教行; 伊藤正一; 坂本直哉; SIMON Steven B.; 圦本尚義; 圦本尚義

  日本地球惑星科学連合大会予稿集(Web), 2020

  
• Petrography and oxygen isotopic compositions of a compact Type A Ca-Al-inclusion from NWA 7865 reduced CV3 chondrite

  鈴村明政; 川崎教行; 瀬戸雄介; 圦本尚義; 圦本尚義; 伊藤正一

  日本地球惑星科学連合大会予稿集(Web), 2020

  
• Compact Type A CAIに局所的に存在するAkermanite成分に富んだメリライトの成因

  鈴村明政; 川崎教行; 瀬戸雄介; 圦本尚義; 圦本尚義; 伊藤正一

  日本地球化学会年会要旨集(Web), 2019

  
• Interaction among Minerals-water-organics : a view from oxygen isotopes

  ITOH Shoichi

  日本鉱物科学会年会講演要旨集, 23 Sep. 2010

  
• Revisiting the metal-silicate partitioning of carbon under high pressure: Constraints on the distribution of carbon in the Earth

  Kuwahara Hideharu; Itoh Shoichi; Nakada Ryoichi; Irifune Tetsuo

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2019

  
• EARLY STAGES OF AQUEOUS ALTERATION IN COMETARY BODIES.

  T. Noguchi; H. Yabuta; S. Itoh; N. Sakamoto; T. Mitsunari; A. Okubo; R. Okazaki; T. Nakamura; S. Tachibana; K. Terada; M. Ebihara; N. Imae; M. Kimura; H. Nagahara

  METEORITICS & PLANETARY SCIENCE, Aug. 2016

  
• ヴィガラノ隕石fluffy Type A CAIに記録された初期太陽系円盤の酸素同位体組成変化のAl‐Mg年代学

  川崎教行; 伊藤正一; 坂本直哉; 圦本尚義; 圦本尚義

  日本地球惑星科学連合大会予稿集(Web), 2016

  
• VARIATIONS IN ORGANIC FUNCTIONAL GROUPS BETWEEN HYDROUS AND ANHYDROUS ANTARCTIC MICROMETEORITES

  H. Yabuta; T. Noguchi; S. Itoh; T. Nakamura; T. Mitsunari; A. Okubo; R. Okazaki; S. Tachibana; K. Terada; M. Ebihara; H. Nagahara

  METEORITICS & PLANETARY SCIENCE, Aug. 2015

  
• アエンデ隕石Type C CAIの酸素同位体分布と加熱溶融のAl‐Mg年代

  川崎教行; 加藤千図; 伊藤正一; 若木重行; 伊藤元雄; 圦本尚義

  日本地球惑星科学連合大会予稿集(Web), 2015

  
• SELECTIVE RESETTING OF AL-MG SYSTEMATICS IN A TYPE C CAI FROM ALLENDE CV3.

  N. Kawasaki; C. Kato; S. Itoh; M. Ito; S. Wakaki; H. Yurimoto

  METEORITICS & PLANETARY SCIENCE, Sep. 2014

  
• EVIDENCE FOR A REDUCED INITIAL ABUNDANCE OF Al-26 IN CHONDRULE FORMING REGIONS AND IMPLICATIONS FOR THE ACCRETION TIMESCALES OF PROTOPLANETS

  M. Bizzarro; M. Olsen; S. Itoh; N. Kawasaki; M. Schiller; L. Bonal; H. Yurimoto

  METEORITICS & PLANETARY SCIENCE, Sep. 2014

  
• 南アフリカ・バーバトン地域に産出する浅海性縞状鉄鉱層中のクロムの濃集

  OTAKE TSUBASA; SAKAMOTO YUKI; ITO SHOICHI; YURIMOTO HISAYOSHI; KAKEGAWA TAKESHI

  資源地質学会年会講演会講演要旨集, 26 Jun. 2013

  
• H₂O contents and hydrogen isotopic compositions of phosphate minerals from LL4-6 ordinary chondrites.

  Itoh Shoichi; Yanai Kaori; Russell Sara; Greenwood James; Hisayoshi Yurimoto

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2013

  
• COEXISTING NITROGEN- RICH AND POOR ORGANIC MATERIALS IN ULTRACARBONACEOUS ANTARCTIC MICROMETEORITE.

  H. Yabuta; S. Itoh; T. Noguchi; N. Sakamoto; M. Hashiguchi; K. Abe; S. Tsujimoto; D. Kilcoyne; A. Okubo; R. Okazaki; S. Tachibana; K. Terada; T. Nakamura; H. Nagahara

  METEORITICS & PLANETARY SCIENCE, Jul. 2012

  
• A GRANULAR-OLIVINE CLAST WITH FRACTIONATED REE FROM THE MURCHISON CM CHONDRITE: EVIDENCE FOR ALTERATION/METAMORPHISM AND MELTING ON THE CM PARENT ASTETROID

  M. Inoue; S. Itoh; H. Yurimoto; M. Kimura; N. Nakamura

  METEORITICS & PLANETARY SCIENCE, Jul. 2012

  
• Melting condition of a compound CAI-chondrule inclusion inferred from Al-Mg isotope systematics

  Wakaki Shigeyuki; Itoh Shoichi; Tanaka Tsuyoshi; Yurimoto Hsayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2012

  
• Origin of a sapphirine-bearing Al-rich chondrule in the DaG 978 ungrouped chondrite

  Aicheng Zhang; Shoichi Itoh; Naoya Sakamoto; Hisayoshi Yurimoto; Rucheng Wang

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2012

  
• S12-03 イトカワ母天体の熱進化(口頭セッション12:はやぶさ,口頭発表)

  圦本 尚義; 中村 智樹; 伊藤 正一; 坂本 直哉; 阿部 憲一; 橋口 未奈子; 片山 樹里; 加藤 千図; 川崎 教行; 小林 幸雄; 女池 竜二; 朴 昌根; 武井 将志; 若木 重行; 山本 広佑; 橋爪 光; 土山 明; 瀬戸 雄介; 長尾 敬介; 野口 高明; 海老原 充; 奈良岡 浩; 北島 富美雄; 岡崎 隆司; Ireland T.R.; Zolensky M.E.; 阿部 正真; 藤村 彰夫; 川口 淳一郎; 向井 利典; 上椙 真之; 矢田 達; 吉川 真

  日本惑星科学会秋期講演会予稿集, 23 Oct. 2011

  
• OXYGEN AND MAGNESIUM ISOTOPIC COMPOSITIONS OF ASTEROID 25143 ITOKAWA RETURNED BY THE HAYABUSA MISSION

  H. Yurimoto; K. Abe; M. Abe; M. Ebihara; A. Fujimura; M. Hashiguchi; K. Hashizume; T. R. Ireland; S. Itoh; J. Katayama; C. Kato; J. Kawaguchi; N. Kawasaki; F. Kitajima; S. Kobayashi; T. Meike; T. Mukai; K. Nagao; T. Nakamura; H. Naraoka; T. Noguchi; R. Okazaki; C. Park; N. Sakamoto; Y. Seto; M. Takei; A. Tsuchiyama; M. Uesugi; S. Wakaki; T. Yada; K. Yamamoto; M. Yoshikawa; M. E. Zolensky

  METEORITICS & PLANETARY SCIENCE, Jul. 2011

  
• Oxygen isotope zoning in reversely zoned single melilite crystals in Fluffy Type A CAI from Vigarano

  Katayama Juri; Itoh Shoichi; Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2011

  
• Al-Mg isotope distribution in Type B CAI: partial melting and chronology

  Itoh Shoichi; Simon Steven; Grossman Lawrence; Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2011

  
• Oxygen isotopic compositions, ²⁶Al initial abundances and trace element compositions of asteroid Itokawa

  Yurimoto Hisayoshi; Nakamura Tomoki; Noguchi Takaaki; Nagao Keisuke; Ebihara Mitsuru; Naraoka Hiroshi; Okazaki Ryuichi; Kitajima Fumio; Mukai Toshifumi; Fujimura Akio; Abe Masanao; Itoh Shoichi; Sakamoto Naoya; Kobayashi Sachio; Hashizume Ko; Tsuchiyama Akira; Seto Yusuke; T. R. Ireland; M. Zolensky

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2011

  
• ISOTOPIC COMPOSITIONS OF FLUID INCLUSIONS IN HALITES FROM ORDINARY CHONDRITES

  H. Yurimoto; S. Itoh; M. E. Zolensky; M. Kusakabe; A. Karen

  METEORITICS & PLANETARY SCIENCE, Jul. 2010

  
• OXYGEN ISOTOPE EXCHANGE OF CHONDRULES WITH ABSORBED OXYGEN DURING BRIEF MELTING

  B. G. Choi; K. Ziegler; J. T. Wasson; E. Young; S. Itoh; H. Yurimoto

  METEORITICS & PLANETARY SCIENCE, Jul. 2010

  
• D/H ZONING IN APATITE OF MARTIAN METEORITES QUE 94201 AND LOS ANGELES: IMPLICATIONS FOR WATER ON MARS

  J. P. Greenwood; S. Itoh; N. Sakamoto; E. P. Vicenzi; H. Yurimoto

  METEORITICS & PLANETARY SCIENCE, Jul. 2010

  
• Relationship between the abundance of presolar grains and metamorphic degree in carbonaceous and ordinary chondrites

  KOBAYASHI S.; NAGASHIMA K.; TONOTANI A.; SAKAMOTO N.; ITOH S.; RUSSELL S. S.; KROT Alexander N.; YURIMOTO H.

  日本鉱物科学会年会講演要旨集, 07 Apr. 2010

  
• Al-Mg isochron study combined with oxygen isotope analyses of the Allende type B CAI, Golfball

  ITOH S.; SIMON S. B.; GROSSMAN L.; YURIMOTO H.

  日本鉱物科学会年会講演要旨集, 07 Apr. 2010

  
• Petrology and oxygen isotopic compositions of a Compound CAI-chondrule

  WAKAKI S.; ITOH S.; TANAKA T.; YURIMOTO H.

  日本鉱物科学会年会講演要旨集, 07 Apr. 2010

  
• Implication for oxygen isotopic compositions of the zoned melilite in fluffy TypeA CAI

  Katayama Juri; Itoh Shoichi; Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2010

  
• AL-MG ISOCHRON STUDY COMBINED WITH OXYGEN ISOTOPE ANALYSIS OF THE ALLENDE TYPE B CAI, GOLFBALL

  S. Itoh; S. B. Simon; L. Grossman; H. Yurimoto

  METEORITICS & PLANETARY SCIENCE, Jul. 2009

  
• Oxygen isotopic compositions of a compound CAI in Allende

  S. Wakaki; S. Itoh; T. Tanaka; H. Yurimoto

  GEOCHIMICA ET COSMOCHIMICA ACTA, Jun. 2009

  
• Multi-stage igneous evolution of anorthite in three type B CAIs

  Y. Tasai; T. J. Fagan; S. Itoh; H. Yurimoto

  GEOCHIMICA ET COSMOCHIMICA ACTA, Jun. 2009

  
• Oxygen-isotopic composition of magnetite in the DOM 03238 CO3.1 chondrite

  B. -G. Choi; S. Itoh; H. Yurimoto; A. E. Rubin; J. T. Wasson; J. N. Grossman

  METEORITICS & PLANETARY SCIENCE, Jul. 2008

  
• Is solar abundance for elements the solar system abundance?

  Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2008

  
• Exchange frequency of oxygen isotope reservoirs in the early solar system.

  Itoh Shoichi; Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2008

  
• Origin of 17,180-rich materials from ACFER 094

  N. Sakamoto; Y. Seto; S. Itoh; K. Kuramoto; K. Fujino; K. Nagashima; A. N. Krot; H. Yurimoto

  METEORITICS & PLANETARY SCIENCE, Aug. 2007

  
• Crystallization sequence of the 7R-19-1 type A CAI deteramined by Al-26-Mg-26 dating

  S. Itoh; K. Makide; H. Yurimoto

  METEORITICS & PLANETARY SCIENCE, Aug. 2007

  
• Distribution of Al-Mg model ages from individual minerals in a spinel-bearing chondrule from allende

  K. Makide; S. Itoh; S. Maruyama; M. Yoshitake; H. Yurimoto

  METEORITICS & PLANETARY SCIENCE, Aug. 2007

  
• 炭素質コンドライトから初期太陽系の物質進化を探る (総特集 太陽系物質の起源と進化--南極隕石からの新たな展望)

  伊藤 正一; 圦本 尚義

  月刊地球, Sep. 2004

  
• Amoeboid olivine aggregates from the Semarkona LL3.0 chondrite

  S Itoh; SS Russell; H Yurimoto

  GEOCHIMICA ET COSMOCHIMICA ACTA, Jun. 2004

  
• Amoeboid olivine aggregates from Semarkona LL3.0 chondrite.

  Itoh Shoichi; Russell Sara; Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2004

  
• Chondrule-bearing CAI from y81020 CO3.0 chondrite

  S Itoh; H Yurimoto

  GEOCHIMICA ET COSMOCHIMICA ACTA, Sep. 2003

  
• Oxygen isotope distribution in igneous rim of magnesian chondrule from CR chondrite

  K Nagashima; Y Takeda; S Itoh; H Yurimoto

  GEOCHIMICA ET COSMOCHIMICA ACTA, Sep. 2003

  
• Amoeboid olivine aggregates in carbonaceous chondrites: Records of nebular and asteroidal processes

  AN Krot; MI Petaev; S Itoh; TJ Fagan; H Yurimoto; SS Russell

  GEOCHIMICA ET COSMOCHIMICA ACTA, Sep. 2003

  
• Oxygen isotope distribution in igneous rim of type I chondrule from CR chondrule

  Nagashima Kazuhide; Takeda Yutaka; Itoh Shoichi; Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2003

  
• Chondrule-bearing CAI from Y-81020 CO3.0 chondrite

  Itoh Shoichi; Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2003

  
• A CAI crystal having heterogeneous O isotopic anomaly: Measurement of two-dimensional distribution

  Itoh Shoichi; Nagashima Kazuhide; Kunihiro Takuya; Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2002

  
• A CAI crystal having heterogeneous O isotopic anomaly: Formation process

  Nagashima Kazuhide; Itoh Shoichi; Kunihiro Takuya; Yurimoto Hisayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2002

  

Presentations

• 顕微鏡を使って宇宙を覗いてみよう

  ジュニアレクチャー, 17 May 2014, 京都大学総合博物館

  
• Hydrogen isotopes of water in the moon: evidence for the giant impact model from melt inclusions and apatite in apollo rock samples.

  Greenwood, J. P; Itoh, S; Sakamoto, N; Yanai, K; Singer, J. A; Yurimoto, H

  45th Lunar and Planetary Science Conference, Mar. 2014

  
• H2O contents and hydrogen isotopic compositions of phosphate minerals from LL4-6 ordinary chondrites.

  Itoh Shoichi; Yanai Kaori; Russell Sara; Greenwood James; Hisayoshi Yurimoto

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2013

  
• Melting condition of a compound CAI-chondrule inclusion inferred from Al-Mg isotope systematics

  Wakaki Shigeyuki; Itoh Shoichi; Tanaka Tsuyoshi; Yurimoto Hsayoshi

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2012

  
• Origin of a sapphirine-bearing Al-rich chondrule in the DaG 978 ungrouped chondrite

  Aicheng Zhang; Shoichi Itoh; Naoya Sakamoto; Hisayoshi Yurimoto; Rucheng Wang

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2012

  

Awards

• Dec. 2005

  地球化学研究協会, 地球化学研究協会奨励賞
• 01 Dec. 2004

  Meteoritical society and Planetary division of Geological Society of America, Pellas-Ryder Planetary Sciences Best Student Paper Award for 2003

External funds: Kakenhi

• Ressearch on hydrogen in the deep earth by neutron crystallography and mass spectroscopy

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 17:Earth and planetary science and related fields

  Kyoto University

  奥地 拓生

  From 05 Apr. 2021, To 31 Mar. 2025, Granted

  中性子結晶学;局所質量分析;透過電子顕微鏡;含水鉱物;水素

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21H04519/
• Large-scale chemical mining for cosmic nanoparticles

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 17:Earth and planetary science and related fields

  The University of Tokyo

  平田 岳史

  From 05 Apr. 2021, To 31 Mar. 2025, Granted

  Chondrite matrix;Presolar grain;mass spectrometry;Imaging analysis;ICP-MS;宇宙ナノ粒子;超高速分析;データマイニング;ナノ粒子個別分析;レーザーサンプリング;隕石マトリックス;鉱物組成;高速同位体分析;液中レーザーサンプリング;高分解能イオン検出器;個別同位体分析;白金ナノ粒子;ナノ粒子化学組成;多重検出方式;液中レーザーアブレーション法;マトリックス;隕石ナノ粒子;プレソーラー粒子;銀河の化学進化

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21H04511/
• 地球最古の鉱物に保存された微小包有物から地球の“水”の起源を読み解く

  Grant-in-Aid for Scientific Research (B)

  Basic Section 17040:Solid earth sciences-related

  Yokohama National University

  山本 伸次

  From 01 Apr. 2021, To 31 Mar. 2024, Granted

  水の起源;ジルコン;アパタイト;水素同位体比;冥王代;初期地球;砕屑性ジルコン

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21H01177/
• Experimental study of the high-velocity weakening of fault in quartz and its nano-scale deformation structures

  Grant-in-Aid for Scientific Research (B)

  Basic Section 17040:Solid earth sciences-related

  Kyoto University

  Akito Tsutsumi

  From 01 Apr. 2020, To 31 Mar. 2023, Project Closed

  岩石摩擦;石英岩;高速摩擦;速度弱化;摩擦ヒーリング;石英摩擦;高速弱化;断層;高速摩擦弱化;水架橋;石英;ヒーリング

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20H02007/
• 核－マントル間の炭素同位体分別係数の決定：地球内部炭素循環の解明に向けて

  Grant-in-Aid for Scientific Research (B)

  Basic Section 17040:Solid earth sciences-related

  Ehime University;Okayama University

  桑原 秀治

  From 01 Apr. 2020, To 31 Mar. 2024, Granted

  炭素;同位体比;核;マントル;分配;同位体分別;元素分配

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20H01994/
• Understanding Thermal Evolution through Experimental Constraints on Conduction Properties in the Earth's Outer and Inner Core

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 17:Earth and planetary science and related fields

  Tokyo Institute of Technology

  Ohta Kenji

  From 01 Apr. 2019, To 31 Mar. 2023, Project Closed

  地球中心核;電気抵抗率;熱伝導率;粘性率;鉄合金;ダイヤモンドアンビルセル;二次イオン質量分析法;自己拡散係数;輸送特性;高温高圧実験;鉄;電気伝導度;SIMS

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19H00716/
• 二次イオン質量分析法とイオン注入法を融合した軽元素定量分析及び同位体比分析

  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)

  Kyoto University

  伊藤 正一

  From 01 Apr. 2018, To 31 Mar. 2020, Project Closed

  水素定量分析;水素同位体;自己拡散係数;SIMS;高温高圧;同位体イメージング;水素;炭素;二次イオン質量分析法;定量分析;同位体分析;軽元素

  https://kaken.nii.ac.jp/grant/KAKENHI-PUBLICLY-18H04367/
• Magma fragmentation mechanism inducing explosive volcanic eruptions and a predicition model for volcanic eruptions

  Grant-in-Aid for Scientific Research (B)

  Basic Section 17040:Solid earth sciences-related

  Tohoku University

  Satoshi Okumura

  From 01 Apr. 2018, To 31 Mar. 2022, Project Closed

  爆発的火山噴火;マグマ破砕;減圧結晶化実験;噴火推移予測モデル;脱ガス;爆発的噴火

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18H01296/
• Selective Intercalation Chemistry of Layered Inorganic Compounds

  Grant-in-Aid for Scientific Research (A)

  Kyoto University

  Kageyama Hiroshi

  From 01 Apr. 2016, To 31 Mar. 2019, Project Closed

  機能材料;層状化合物;複合アニオン;インターカレーション;配位

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16H02267/
• 二次イオン質量分析法とイオン注入法の融合による元素定量分析法の開発

  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)

  Science and Engineering

  Kyoto University

  伊藤 正一

  From 01 Apr. 2016, To 31 Mar. 2018, Project Closed

  水素;軽元素;二次イオン質量分析法;炭素;同位体分別;分配;SIMS;拡散;局所同位体分析;二次イオン質量分析計;イオン注入;水素定量分析

  https://kaken.nii.ac.jp/grant/KAKENHI-PUBLICLY-16H01118/
• Geofluid activities and partial melting accompanied by mass transfer in continent collision zones

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Tetsuo Kawakami

  From 01 Apr. 2014, To 31 Mar. 2017, Project Closed

  地質学;地球化学;地殻流体;大陸地殻;部分溶融;花崗岩形成論;物質循環;大陸衝突帯;塩素;ホウ素;電気石;花崗岩;ジルコン;塩水;変成作用;モナズ石;希土類元素;流体

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-26400513/
• Development of new laser ablation-ICPMS technique for the U-Pb age cytometry

  Grant-in-Aid for Scientific Research (A)

  The University of Tokyo;Kyoto University

  Takafumi Hirata

  From 01 Apr. 2014, To 31 Mar. 2019, Project Closed

  ウラン-鉛年代測定法;年代サイトメトリー;デイリーイオン検出器;放射非平衡;高感度多重イオン検出;プラズマイオン源質量分析法;レーザーアブレーション;ソリッドネブライザー;高精度年代学;レーザーアブレーション法;デイリーイオン検出機;ウラン-トリウム-鉛年代測定法

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-26247094/
• Analyses of organic astromaterials: Isotopes and structures

  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)

  Science and Engineering

  Hokkaido University

  HISAYOSHI YURIMOTO

  From 28 Jun. 2013, To 31 Mar. 2018, Project Closed

  惑星起源・進化;有機物;同位体;構造;宇宙化学;地球化学;宇宙科学;分析化学

  https://kaken.nii.ac.jp/grant/KAKENHI-PLANNED-25108006/
• Interaction among minerals, water, and organic materials in the early solar system: evolution of planetary materials and precursor materials of life

  Grant-in-Aid for Scientific Research (S)

  The University of Tokyo

  Hiroko NAGAHARA

  From 01 Apr. 2010, To 31 Mar. 2016, Project Closed

  原始惑星系円盤;ダスト;無機物;有機物;水;相互作用;彗星;隕石;微惑星;非晶質ケイ酸塩;化学反応;微隕石;初期太陽系;鉱物;宇宙塵;分析;実験

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22224010/
• Implication of material evolution in the first million years in early solar system from chronological petrology in meteorite.

  Grant-in-Aid for Young Scientists (B)

  Hokkaido University

  Shoichi ITOH

  From 01 Apr. 2008, To 31 Mar. 2010, Project Closed

  地球外物質化学;隕石;放射年代;同位体;初期太陽系;二次イオン質量分析法;二次イオン質量分析

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20740312/
• Anatomy of protosolar system

  Grant-in-Aid for Specially Promoted Research

  Science and Engineering

  Hokkaido University

  Hisayoshi YURIMOTO

  From 01 Apr. 2008, To 31 Mar. 2013, Project Closed

  地球化学;宇宙化学;惑星起源・進化;同位体;隕石;太陽系;質量分析

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20002002/
• 初期太陽系における短寿命核種の起源解明

  Grant-in-Aid for Young Scientists (B)

  Hokkaido University

  伊藤 正一

  From 01 Apr. 2005, To 31 Mar. 2007, Project Closed

  宇宙化学;地球化学;宇宙物理;惑星起源・進化;同位体顕微鏡;二次イオン質量分析計

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17740357/
• 軽元素及び重元素同位体イメージングが切り拓く新しい太陽系起源物質の評価方法

  Grant-in-Aid for Challenging Research (Pioneering)

  Medium-sized Section 17:Earth and planetary science and related fields

  Kyoto University

  伊藤 正一

  From 30 Jun. 2022, To 31 Mar. 2026, Granted

  SIMS;同位体;イメージング;軽元素;重元素;隕石;太陽系起源;太陽系起源物質;銀河大移動;同位体イメージング

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22K18280/
• 隕石超微粒子高速高精度測定による超新星r過程元素起源の直接的検証

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 16:Astronomy and related fields

  National Astronomical Observatory of Japan

  辻本 拓司

  From 01 Apr. 2023, To 31 Mar. 2028, Granted

  r過程元素;超新星(磁気駆動型超新星、コラプサー);中性子星合体;連星系;プレソーラー粒子;超新星（強磁場超新星、コラプサー）;隕石

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23H00132/

Education

Teaching subject(s)

• From 01 Apr. 2024, To 31 Mar. 2025

  Special study course II(Earth & Planetary Sciences) T16

  8526, Year-long, Faculty of Science, 12
• From 01 Apr. 2024, To 31 Mar. 2025

  Exercise on Geo-and Cosmo-chemistry

  3553, Fall, Faculty of Science, 1
• From 01 Apr. 2024, To 31 Mar. 2025

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  3577, Fall, Faculty of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Introduction to Geo-and Cosmo-chemistry

  3522, Fall, Faculty of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Chemistry for the Solar System

  2509, Spring, Faculty of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Laboratory Work in Earth & Planetary Sciences E2

  3581, Fall, Faculty of Science, 6
• From 01 Apr. 2024, To 31 Mar. 2025

  Cosmochemistry and Geochemistry B

  6060, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Cosmochemistry and Geochemistry A

  6059, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar "Cosmochemistry and Geochemistry I" A

  6090, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar "Cosmochemistry and Geochemistry II" B

  6093, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar "Cosmochemistry and Geochemistry II" A

  6092, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar "Cosmochemistry and Geochemistry I" B

  6091, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Field Earth Science

  N554, Spring, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Experimental Practice of Earth Science

  N544, Spring, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Special study course II(Earth & Planetary Sciences) T16

  8526, Year-long, Faculty of Science, 12
• From 01 Apr. 2023, To 31 Mar. 2024

  Exercise on Geo-and Cosmo-chemistry

  3553, Fall, Faculty of Science, 1
• From 01 Apr. 2023, To 31 Mar. 2024

  Introduction to Geo-and Cosmo-chemistry

  3522, Fall, Faculty of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Chemistry for Earth and Solar System Evolution

  2508, Spring, Faculty of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  3577, Fall, Faculty of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar "Cosmochemistry and Geochemistry II" A

  6092, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar "Cosmochemistry and Geochemistry I" B

  6091, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar "Cosmochemistry and Geochemistry I" A

  6090, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar "Cosmochemistry and Geochemistry II" B

  6093, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Cosmochemistry and Geochemistry B

  6060, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Cosmochemistry and Geochemistry A

  6059, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Laboratory Work in Earth & Planetary Sciences E2

  3581, Fall, Faculty of Science, 6
• From 01 Apr. 2022, To 31 Mar. 2023

  Chemistry for Earth and Solar System Evolution

  2508, Spring, Faculty of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar "Cosmochemistry and Geochemistry II" A

  6092, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Introduction to Geo-and Cosmo-chemistry

  3522, Fall, Faculty of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Cosmochemistry and Geochemistry B

  6060, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar "Cosmochemistry and Geochemistry I" B

  6091, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar "Cosmochemistry and Geochemistry II" B

  6093, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Laboratory Work in Earth & Planetary Sciences E2

  3581, Fall, Faculty of Science, 6
• From 01 Apr. 2022, To 31 Mar. 2023

  Field Earth Science

  N554, Spring, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar "Cosmochemistry and Geochemistry I" A

  6090, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Exercise on Geo-and Cosmo-chemistry

  3553, Fall, Faculty of Science, 1
• From 01 Apr. 2022, To 31 Mar. 2023

  Special study course II(Earth & Planetary Sciences) T16

  8526, Year-long, Faculty of Science, 12
• From 01 Apr. 2022, To 31 Mar. 2023

  Cosmochemistry and Geochemistry A

  6059, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  3577, Fall, Faculty of Science, 2
• From Apr. 2014, To Mar. 2015

  Chemistry for Earth and Solar System Evolution

  Spring, 理学部
• From Apr. 2014, To Mar. 2015

  Introduction to Geo-and Cosmo-chemistry

  Spring, 理学部
• From Apr. 2014, To Mar. 2015

  Exercise on Geo-and Cosmo-chemistry

  Spring, 理学部
• From Apr. 2014, To Mar. 2015

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  Fall, 理学部
• From Apr. 2014, To Mar. 2015

  Laboratory Work in Earth & Planetary Sciences E2

  Fall, 理学部
• From Apr. 2014, To Mar. 2015

  Special study course II(Earth & Planetary Sciences) T16

  Year-long, 理学部
• From Apr. 2014, To Mar. 2015

  Cosmochemistry and Geochemistry A

  Spring, 理学研究科
• From Apr. 2014, To Mar. 2015

  Cosmochemistry and Geochemistry B

  Fall, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar "Cosmochemistry and Geochemistry" A

  Year-long, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar "Cosmochemistry and Geochemistry" B

  Year-long, 理学研究科
• From Apr. 2014, To Mar. 2015

  Experimental Practice in Earth Science B

  Fall, 全学共通科目
• From Apr. 2015, To Mar. 2016

  Laboratory Work in Earth & Planetary Sciences E2

  Fall, 理学部
• From Apr. 2015, To Mar. 2016

  Special study course II(Earth & Planetary Sciences) T16

  Year-long, 理学部
• From Apr. 2015, To Mar. 2016

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  Fall, 理学部
• From Apr. 2015, To Mar. 2016

  Chemistry for Earth and Solar System Evolution

  Spring, 理学部
• From Apr. 2015, To Mar. 2016

  Introduction to Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2015, To Mar. 2016

  Seminar "Cosmochemistry and Geochemistry" A

  Year-long, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar "Cosmochemistry and Geochemistry" B

  Year-long, 理学研究科
• From Apr. 2015, To Mar. 2016

  Exercise on Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2015, To Mar. 2016

  Cosmochemistry and Geochemistry A

  Spring, 理学研究科
• From Apr. 2015, To Mar. 2016

  Cosmochemistry and Geochemistry B

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Laboratory Work in Earth & Planetary Sciences E2

  Fall, 理学部
• From Apr. 2016, To Mar. 2017

  Special study course II(Earth & Planetary Sciences) T16

  Year-long, 理学部
• From Apr. 2016, To Mar. 2017

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  Fall, 理学部
• From Apr. 2016, To Mar. 2017

  Chemistry for Earth and Solar System Evolution

  Spring, 理学部
• From Apr. 2016, To Mar. 2017

  Seminar "Cosmochemistry and Geochemistry II" A

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar "Cosmochemistry and Geochemistry II" B

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Introduction to Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2016, To Mar. 2017

  Seminar "Cosmochemistry and Geochemistry I" A

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar "Cosmochemistry and Geochemistry I" B

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Exercise on Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2016, To Mar. 2017

  Cosmochemistry and Geochemistry A

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Cosmochemistry and Geochemistry B

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Introduction to Earth and Planetary History

  Spring, 理学部
• From Apr. 2017, To Mar. 2018

  Laboratory Work in Earth & Planetary Sciences E2

  Fall, 理学部
• From Apr. 2017, To Mar. 2018

  Special study course II(Earth & Planetary Sciences) T16

  Year-long, 理学部
• From Apr. 2017, To Mar. 2018

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  Fall, 理学部
• From Apr. 2017, To Mar. 2018

  Chemistry for Earth and Solar System Evolution

  Spring, 理学部
• From Apr. 2017, To Mar. 2018

  Seminar "Cosmochemistry and Geochemistry II" A

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar "Cosmochemistry and Geochemistry II" B

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Introduction to Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2017, To Mar. 2018

  Seminar "Cosmochemistry and Geochemistry I" A

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar "Cosmochemistry and Geochemistry I" B

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Exercise on Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2017, To Mar. 2018

  Cosmochemistry and Geochemistry A

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Cosmochemistry and Geochemistry B

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Introduction to Earth and Planetary History

  Spring, 理学部
• From Apr. 2018, To Mar. 2019

  Laboratory Work in Earth & Planetary Sciences E2

  Fall, 理学部
• From Apr. 2018, To Mar. 2019

  Special study course II(Earth & Planetary Sciences) T16

  Year-long, 理学部
• From Apr. 2018, To Mar. 2019

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  Fall, 理学部
• From Apr. 2018, To Mar. 2019

  Chemistry for Earth and Solar System Evolution

  Spring, 理学部
• From Apr. 2018, To Mar. 2019

  Introduction to Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2018, To Mar. 2019

  Seminar "Cosmochemistry and Geochemistry I" A

  Spring, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar "Cosmochemistry and Geochemistry I" B

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar "Cosmochemistry and Geochemistry II" A

  Spring, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar "Cosmochemistry and Geochemistry II" B

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Exercise on Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2018, To Mar. 2019

  Cosmochemistry and Geochemistry A

  Spring, 理学研究科
• From Apr. 2018, To Mar. 2019

  Cosmochemistry and Geochemistry B

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Advanced practice of Earth Science

  Spring, 全学共通科目
• From Apr. 2019, To Mar. 2020

  Introduction to Earth and Planetary History

  Spring, 理学部
• From Apr. 2019, To Mar. 2020

  Laboratory Work in Earth & Planetary Sciences E2

  Fall, 理学部
• From Apr. 2019, To Mar. 2020

  Special study course II(Earth & Planetary Sciences) T16

  Year-long, 理学部
• From Apr. 2019, To Mar. 2020

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  Fall, 理学部
• From Apr. 2019, To Mar. 2020

  Chemistry for Earth and Solar System Evolution

  Spring, 理学部
• From Apr. 2019, To Mar. 2020

  Introduction to Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2019, To Mar. 2020

  Seminar "Cosmochemistry and Geochemistry I" A

  Spring, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar "Cosmochemistry and Geochemistry I" B

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar "Cosmochemistry and Geochemistry II" A

  Spring, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar "Cosmochemistry and Geochemistry II" B

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Exercise on Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2019, To Mar. 2020

  Cosmochemistry and Geochemistry A

  Spring, 理学研究科
• From Apr. 2019, To Mar. 2020

  Cosmochemistry and Geochemistry B

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Introduction to Earth and Planetary History

  Spring, 理学部
• From Apr. 2020, To Mar. 2021

  Laboratory Work in Earth & Planetary Sciences E2

  Fall, 理学部
• From Apr. 2020, To Mar. 2021

  Special study course II(Earth & Planetary Sciences) T16

  Year-long, 理学部
• From Apr. 2020, To Mar. 2021

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  Fall, 理学部
• From Apr. 2020, To Mar. 2021

  Chemistry for Earth and Solar System Evolution

  Spring, 理学部
• From Apr. 2020, To Mar. 2021

  Seminar "Cosmochemistry and Geochemistry II" A

  Spring, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar "Cosmochemistry and Geochemistry II" B

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Introduction to Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2020, To Mar. 2021

  Seminar "Cosmochemistry and Geochemistry I" A

  Spring, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar "Cosmochemistry and Geochemistry I" B

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Exercise on Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2020, To Mar. 2021

  Cosmochemistry and Geochemistry A

  Spring, 理学研究科
• From Apr. 2020, To Mar. 2021

  Cosmochemistry and Geochemistry B

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Introduction to Earth and Planetary History

  Spring, 理学部
• From Apr. 2021, To Mar. 2022

  Laboratory Work in Earth & Planetary Sciences E2

  Fall, 理学部
• From Apr. 2021, To Mar. 2022

  Special study course II(Earth & Planetary Sciences) T16

  Year-long, 理学部
• From Apr. 2021, To Mar. 2022

  Field Earth Science

  Spring, 全学共通科目
• From Apr. 2021, To Mar. 2022

  Methods of Geological Mapping and Instrumental Analysis for Geology II

  Fall, 理学部
• From Apr. 2021, To Mar. 2022

  Chemistry for Earth and Solar System Evolution

  Spring, 理学部
• From Apr. 2021, To Mar. 2022

  Seminar "Cosmochemistry and Geochemistry II" A

  Spring, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar "Cosmochemistry and Geochemistry II" B

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Introduction to Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2021, To Mar. 2022

  Seminar "Cosmochemistry and Geochemistry I" A

  Spring, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar "Cosmochemistry and Geochemistry I" B

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Exercise on Geo-and Cosmo-chemistry

  Fall, 理学部
• From Apr. 2021, To Mar. 2022

  Cosmochemistry and Geochemistry A

  Spring, 理学研究科
• From Apr. 2021, To Mar. 2022

  Cosmochemistry and Geochemistry B

  Fall, 理学研究科

Participation in PhD Defense

• Formation process of a compact Type A Ca-Al-rich inclusion from Northwest Africa 7865 reduced CV3 chondrite : the condensation process after the igneous process

  SUZUMURA AKIMASA, Graduate School of Science, Chief Examiner

  25 Sep. 2023

Student achievements: Awards

• Water-Rock Interaction WRI-17　STUDENT POSTER AWARD

  Akimasa Suzumura, Water-Rock Interaction WRI-17, 22 Aug. 2023
• 日本地球化学会 第69回年会 学生奨励賞

  Chikashi Yoshimoto, Geochemical society of Japan, 16 Sep. 2022
• 日本地球惑星科学連合大会2016年大会 固体地球科学セクション学生優秀発表賞

  東　佳徳, 日本地球惑星科学連合, May 2017

Administration

Faculty management (title, position)

• From 01 Apr. 2024, To 31 Mar. 2025

  理学研究科広報小委員会委員
• From 01 Apr. 2024, To 31 Mar. 2025

  理学部・教育委員会委員
• From 01 Apr. 2024, To 31 Mar. 2025

  理学部・教育委員会　少人数担任委員会
• From 01 Apr. 2023, To 31 Mar. 2024

  理学研究科広報小委員会委員
• From 01 Apr. 2022, To 31 Mar. 2023

  理学研究科SACRA広報・社会連携部門委員会　広報小委員会委員
• From 01 Apr. 2022, To 31 Mar. 2023

  理学研究科SACRA広報・社会連携部門委員会　基金運営小委員会委員
• From 01 Apr. 2016, To 31 Mar. 2017

  理学研究科研究機器開発支援室運営委員会委員
• From 01 Apr. 2018, To 31 Mar. 2019

  理学研究科国際・社会交流・広報委員会委員
• From 01 Apr. 2018, To 31 Mar. 2019

  理学研究科国際・社会交流・広報委員会　社会交流小委員会委員
• From 01 Apr. 2018, To 31 Mar. 2019

  理学研究科国際・社会交流・広報委員会　社会交流小委員会　社会交流室・ELCASワーキンググループ
• From 01 Apr. 2018, To 31 Mar. 2019

  理学研究科国際・社会交流・広報委員会　社会交流小委員会　玉城・サイエンス倶楽部ワーキンググループ
• From 01 Apr. 2018, To 31 Mar. 2019

  理学研究科国際・社会交流・広報委員会　国際交流・奨学生推薦小委員会委員
• From 01 Apr. 2018, To 31 Mar. 2019

  理学研究科技術部研究機器開発支援室運営委員会委員
• From 01 Apr. 2019, To 31 Mar. 2020

  理学研究科SACRA広報・社会連携部門委員会　基金運営小委員会委員
• From 01 Apr. 2020, To 31 Mar. 2021

  理学研究科SACRA広報・社会連携部門委員会　基金運営小委員会委員
• From 01 Apr. 2021, To 31 Mar. 2022

  理学研究科SACRA広報・社会連携部門委員会　基金運営小委員会委員