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 2024年4月
Abstract
Oxygen 3‐isotope ratios of magnetite and carbonates in aqueously altered carbonaceous chondrites provide important clues to understanding the evolution of the fluid in the asteroidal parent bodies. We conducted oxygen 3‐isotope analyses ...
The JAXA Hayabusa2 mission returned well-preserved samples collected from the carbonaceous asteroid Ryugu, providing unique non-terrestrially weathered samples from a known parent body. This work aims to provide a better understanding of the forma...
Samples from asteroid Ryugu, brought back by asteroid explorer Hayabusa2, are important for investigating the origin and evolution of the solar system. Here, we report the elemental compositions of a 123‐mg Ryugu sample determined with a...
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 2024年1月
Abstract
In order to gain insights on the conditions of aqueous alteration on asteroid Ryugu and the origin of water in the outer solar system, we developed the measurement of water content in magnetite at the micrometer scale by secondary ion ma...
Daisuke Kuroda   Jooyeon Geem   Hiroshi Akitaya   Sunho Jin   Jun Takahashi   Koki Takahashi   Hiroyuki Naito   Kana Makino   Tomohiko Sekiguchi   Yoonsoo P. Bach   Jinguk Seo   Shuji Sato   Hiroshi Sasago   Koji S. Kawabata   Aoi Kawakami   Miyako Tozuka   Makoto Watanabe   Seiko Takagi   Kiyoshi Kuramoto   Makoto Yoshikawa   Sunao Hasegawa   Masateru Ishiguro   
2021年1月
The asteroid exploration project "Hayabusa2" has successfully returned
samples from the asteroid (162173) Ryugu. In this study, we measured the linear
polarization degrees of Ryugu using four ground-based telescopes from 2020
September 27 to Decem...