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

Autor: Spitzer, Fridolin, Kleine, Thorsten, Burkhardt, Christoph, Hopp, Timo, Yokoyama, Tetsuya, Abe, Yoshinari, Aléon, Jérôme, Alexander, Conel M. O'D., Amari, Sachiko, Amelin, Yuri, Bajo, Ken-ichi, Bizzarro, Martin, Bouvier, Audrey, Carlson, Richard W., Chaussidon, Marc, Choi, Byeon-Gak, Dauphas, Nicolas, Davis, Andrew M., Di Rocco, Tommaso, Fujiya, Wataru, Fukai, Ryota, Gautam, Ikshu, Haba, Makiko K., Hibiya, Yuki, Hidaka, Hiroshi, Homma, Hisashi, Hoppe, Peter, Huss, Gary R., Ichida, Kiyohiro, Iizuka, Tsuyoshi, Ireland, Trevor R., Ishikawa, Akira, Itoh, Shoichi, Kawasaki, Noriyuki, Kita, Noriko T., Kitajima, Kouki, Komatani, Shintaro, Krot, Alexander N., Liu, Ming-Chang, Masuda, Yuki, Morita, Mayu, Moynier, Fréderic, Motomura, Kazuko, Nakai, Izumi, Nagashima, Kazuhide, Nguyen, Ann, Nittler, Larry, Onose, Morihiko, Pack, Andreas, Park, Changkun, Piani, Laurette, Qin, Liping, Russell, Sara S., Sakamoto, Naoya, Schönbächler, Maria, Tafla, Lauren, Tang, Haolan, Terada, Kentaro, Terada, Yasuko, Usui, Tomohiro, Wada, Sohei, Wadhwa, Meenakshi, Walker, Richard J., Yamashita, Katsuyuki, Yin, Qing-Zhu, Yoneda, Shigekazu, Young, Edward D., Yui, Hiroharu, Zhang, Ai-Cheng, Nakamura, Tomoki, Naraoka, Hiroshi, Noguchi, Takaaki, Okazaki, Ryuji, Sakamoto, Kanako, Yabuta, Hikaru, Abe, Masanao, Miyazaki, Akiko, Nakato, Aiko, Nishimura, Masahiro, Okada, Tatsuaki, Yada, Toru, Yogata, Kasumi, Nakazawa, Satoru, Saiki, Takanao, Tanaka, Satoshi, Terui, Fuyuto, Tsuda, Yuichi, Watanabe, Sei-ichiro, Yoshikawa, Makoto, Tachibana, Shogo, Yurimoto, Hisayoshi

Publikováno v: Science Advances 10, 39, eadp2426 (2024)

The isotopic compositions of samples returned from Cb-type asteroid Ryugu and Ivuna-type (CI) chondrites are distinct from other carbonaceous chondrites, which has led to the suggestion that Ryugu and CI chondrites formed in a different region of the

Externí odkaz: http://arxiv.org/abs/2410.04192

Presolar stardust in asteroid Ryugu

Autor: Barosch, Jens, Nittler, Larry R., Wang, Jianhua, Alexander, Conel M. O'D., De Gregorio, Bradley T., Engrand, Cécile, Kebukawa, Yoko, Nagashima, Kazuhide, Stroud, Rhonda M., Yabuta, Hikaru, Abe, Yoshinari, Aléon, Jérôme, Amari, Sachiko, Amelin, Yuri, Bajo, Ken-ichi, Bejach, Laure, Bizzarro, Martin, Bonal, Lydie, Bouvier, Audrey, Carlson, Richard W., Chaussidon, Marc, Choi, Byeon-Gak, Cody, George D., Dartois, Emmanuel, Dauphas, Nicolas, Davis, Andrew M., Dazzi, Alexandre, Deniset-Besseau, Ariane, Di Rocco, Tommaso, Duprat, Jean, Fujiya, Wataru, Fukai, Ryota, Gautam, Ikshu, Haba, Makiko K., Hashiguchi, Minako, Hibiya, Yuki, Hidaka, Hiroshi, Homma, Hisashi, Hoppe, Peter, Huss, Gary R., Ichida, Kiyohiro, Iizuka, Tsuyoshi, Ireland, Trevor R., Ishikawa, Akira, Ito, Motoo, Itoh, Shoichi, Kamide, Kanami, Kawasaki, Noriyuki, Kilcoyne, A. L. David, Kita, Noriko T., Kitajima, Kouki, Kleine, Thorsten, Komatani, Shintaro, Komatsu, Mutsumi, Krot, Alexander N., Liu, Ming-Chang, Martins, Zita, Masuda, Yuki, Mathurin, Jérémie, McKeegan, Kevin D., Montagnac, Gilles, Morita, Mayu, Mostefaoui, Smail, Motomura, Kazuko, Moynier, Frédéric, Nakai, Izumi, Nguyen, Ann N., Ohigashi, Takuji, Okumura, Taiga, Onose, Morihiko, Pack, Andreas, Park, Changkun, Piani, Laurette, Qin, Liping, Quirico, Eric, Remusat, Laurent, Russell, Sara S., Sakamoto, Naoya, Sandford, Scott A., Schönbächler, Maria, Shigenaka, Miho, Suga, Hiroki, Tafla, Lauren, Takahashi, Yoshio, Takeichi, Yasuo, Tamenori, Yusuke, Tang, Haolan, Terada, Kentaro, Terada, Yasuko, Usui, Tomohiro, Verdier-Paoletti, Maximilien, Wada, Sohei, Wadhwa, Meenakshi, Wakabayashi, Daisuke, Walker, Richard J., Yamashita, Katsuyuki, Yamashita, Shohei, Yin, Qing-Zhu, Yokoyama, Tetsuya, Yoneda, Shigekazu, Young, Edward D., Yui, Hiroharu, Zhang, Ai-Cheng, Abe, Masanao, Miyazaki, Akiko, Nakato, Aiko, Nakazawa, Satoru, Nishimura, Masahiro, Okada, Tatsuaki, Saiki, Takanao, Tanaka, Satoshi, Terui, Fuyuto, Tsuda, Yuichi, Watanabe, Sei-ichiro, Yada, Toru, Yogata, Kasumi, Yoshikawa, Makoto, Nakamura, Tomoki, Naraoka, Hiroshi, Noguchi, Takaaki, Okazaki, Ryuji, Sakamoto, Kanako, Tachibana, Shogo, Yurimoto, Hisayoshi

Publikováno v: 2022, The Astrophysical Journal Letters, 935, L3 (12pp)

We have conducted a NanoSIMS-based search for presolar material in samples recently returned from C-type asteroid Ryugu as part of JAXA's Hayabusa2 mission. We report the detection of all major presolar grain types with O- and C-anomalous isotopic co

Externí odkaz: http://arxiv.org/abs/2208.07976

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

Autor: Hu, Yan ^{a, ⁎}, Moynier, Frédéric ^{a, ⁎}, Dai, Wei ^a, Paquet, Marine ^a, Yokoyama, Tetsuya ^b, Abe, Yoshinari ^c, Aléon, Jérôme ^d, Alexander, Conel M. O'D. ^e, Amari, Sachiko ^{f, g}, Amelin, Yuri ^h, Bajo, Ken-ichi ⁱ, Bizzarro, Martin ^{a, j}, Bouvier, Audrey ^k, Carlson, Richard W. ^e, Chaussidon, Marc ^a, Choi, Byeon-Gak ^l, Dauphas, Nicolas ^m, Davis, Andrew M. ^m, Di Rocco, Tommaso ⁿ, Fujiya, Wataru ^o, Fukai, Ryota ^p, Gautam, Ikshu ^b, Haba, Makiko K. ^b, Hibiya, Yuki ^q, Hidaka, Hiroshi ^r, Homma, Hisashi ^s, Hoppe, Peter ^t, Huss, Gary R. ^u, Ichida, Kiyohiro ^v, Iizuka, Tsuyoshi ^w, Ireland, Trevor R. ^x, Ishikawa, Akira ^b, Itoh, Shoichi ^y, Kawasaki, Noriyuki ⁱ, Kita, Noriko T. ^z, Kitajima, Koki ^z, Kleine, Thorsten ^aa, Komatani, Shintaro ^v, Krot, Alexander N. ^u, Liu, Ming-Chang ^ab, Masuda, Yuki ^b, Morita, Mayu ^v, Motomura, Kazuko ^ac, Nakai, Izumi ^ad, Nagashima, Kazuhide ^u, Nesvorný, David ^ae, Nguyen, Ann ^af, Nittler, Larry ^{e, ag}, Onose, Morihiko ^v, Pack, Andreas ⁿ, Park, Changkun ^ah, Piani, Laurette ^ai, Qin, Liping ^aj, Russell, Sara S. ^ak, Sakamoto, Naoya ^al, Schönbächler, Maria ^am, Tafla, Lauren ^ab, Tang, Haolan ^{ab, aj}, Terada, Kentaro ^an, Terada, Yasuko ^ao, Usui, Tomohiro ^p, Wada, Sohei ⁱ, Wadhwa, Meenakshi ^ag, Walker, Richard J. ^ap, Yamashita, Katsuyuki ^aq, Yin, Qing-Zhu ^ar, Yoneda, Shigekazu ^as, Young, Edward D. ^ab, Yui, Hiroharu ^at, Zhang, Ai-Cheng ^au, Nakamura, Tomoki ^av, Naraoka, Hiroshi ^aw, Noguchi, Takaaki ^y, Okazaki, Ryuji ^aw, Sakamoto, Kanako ^p, Yabuta, Hikaru ^ax, Abe, Masanao ^p, Miyazaki, Akiko ^p, Nakato, Aiko ^p, Nishimura, Masahiro ^p, Okada, Tatsuaki ^p, Yada, Toru ^p, Yogata, Kasumi ^p, Nakazawa, Satoru ^p, Saiki, Takanao ^p, Tanaka, Satoshi ^p, Terui, Fuyuto ^ay, Tsuda, Yuichi ^p, Watanabe, Sei-ichiro ^r, Yoshikawa, Makoto ^p, Tachibana, Shogo ^az, Yurimoto, Hisayoshi ⁱ

Publikováno v: In Icarus February 2024 409

Three-dimensional alteration of neurites in schizophrenia

Autor: Mizutani, Ryuta, Saiga, Rino, Takeuchi, Akihisa, Uesugi, Kentaro, Terada, Yasuko, Suzuki, Yoshio, De Andrade, Vincent, De Carlo, Francesco, Takekoshi, Susumu, Inomoto, Chie, Nakamura, Naoya, Kushima, Itaru, Iritani, Shuji, Ozaki, Norio, Ide, Soichiro, Ikeda, Kazutaka, Oshima, Kenichi, Itokawa, Masanari, Arai, Makoto

Publikováno v: Translational Psychiatry 9, 85 (2019)

This paper reports nano-CT analysis of brain tissues of schizophrenia and control cases. The analysis revealed that: (1) neuronal structures vary between individuals, (2) the mean curvature of distal neurites of the schizophrenia cases was 1.5 times

Externí odkaz: http://arxiv.org/abs/1804.00404

Method for estimating modulation transfer function from sample images

Autor: Saiga, Rino, Takeuchi, Akihisa, Uesugi, Kentaro, Terada, Yasuko, Suzuki, Yoshio, Mizutani, Ryuta

Publikováno v: Micron 105, 64-69 (2018)

The modulation transfer function (MTF) represents the frequency domain response of imaging modalities. Here, we report a method for estimating the MTF from sample images. Test images were generated from a number of images, including those taken with

Externí odkaz: http://arxiv.org/abs/1711.09776