m+Medelevator.RU
← Поиск публикаций
Science (New York, N.Y.) · 2023

Noble gases and nitrogen in samples of asteroid Ryugu record its volatile sources and recent surface evolution.

СтатьяНазвание и аннотация: Перевод пока не подготовлен
Обработка статьи · этапы, ошибки и управление
Загрузка состояния…

История · было → стало

Состояние обновляется каждые 5 секунд, пока блок открыт. Процент показывается только там, где известен объём работы. Пауза останавливает продолжение этапа; текущий запрос к источнику может завершиться.

Okazaki Ryuji, Marty Bernard, Busemann Henner, Hashizume Ko, Gilmour Jamie D, Meshik Alex, Yada Toru, Kitajima Fumio, Broadley Michael W, Byrne David, Füri Evelyn, Riebe My E I, Krietsch Daniela, Maden Colin, Ishida Akizumi, Clay Patricia, Crowther Sarah A, Fawcett Lydia, Lawton Thomas, Pravdivtseva Olga, Miura Yayoi N, Park Jisun, Bajo Ken-Ichi, Takano Yoshinori, Yamada Keita, Kawagucci Shinsuke, Matsui Yohei, Yamamoto Mizuki, Righter Kevin, Sakai Saburo, Iwata Naoyoshi, Shirai Naoki, Sekimoto Shun, Inagaki Makoto, Ebihara Mitsuru, Yokochi Reika, Nishiizumi Kunihiko, Nagao Keisuke, Lee Jong Ik, Kano Akihiro, Caffee Marc W, Uemura Ryu, Nakamura Tomoki, Naraoka Hiroshi, Noguchi Takaaki, Yabuta Hikaru, Yurimoto Hisayoshi, Tachibana Shogo, Sawada Hirotaka, Sakamoto Kanako, Abe Masanao, Arakawa Masahiko, Fujii Atsushi, Hayakawa Masahiko, Hirata Naoyuki, Hirata Naru, Honda Rie, Honda Chikatoshi, Hosoda Satoshi, Iijima Yu-Ichi, Ikeda Hitoshi, Ishiguro Masateru, Ishihara Yoshiaki, Iwata Takahiro, Kawahara Kosuke, Kikuchi Shota, Kitazato Kohei, Matsumoto Koji, Matsuoka Moe, Michikami Tatsuhiro, Mimasu Yuya, Miura Akira, Morota Tomokatsu, Nakazawa Satoru, Namiki Noriyuki, Noda Hirotomo, Noguchi Rina, Ogawa Naoko, Ogawa Kazunori, Okada Tatsuaki, Okamoto Chisato, Ono Go, Ozaki Masanobu, Saiki Takanao, Sakatani Naoya, Senshu Hiroki, Shimaki Yuri, Shirai Kei, Sugita Seiji, Takei Yuto, Takeuchi Hiroshi, Tanaka Satoshi, Tatsumi Eri, Terui Fuyuto, Tsukizaki Ryudo, Wada Koji, Yamada Manabu, Yamada Tetsuya, Yamamoto Yukio, Yano Hajime, Yokota Yasuhiro, Yoshihara Keisuke, Yoshikawa Makoto, Yoshikawa Kent, Furuya Shizuho, Hatakeda Kentaro, Hayashi Tasuku, Hitomi Yuya, Kumagai Kazuya, Miyazaki Akiko, Nakato Aiko, Nishimura Masahiro, Soejima Hiromichi, Iwamae Ayako, Yamamoto Daiki, Yogata Kasumi, Yoshitake Miwa, Fukai Ryota, Usui Tomohiro, Connolly Harold C, Lauretta Dante, Watanabe Sei-Ichiro, Tsuda Yuichi

Аннотация

The near-Earth carbonaceous asteroid (162173) Ryugu is expected to contain volatile chemical species that could provide information on the origin of Earth's volatiles. Samples of Ryugu were retrieved by the Hayabusa2 spacecraft. We measured noble gas and nitrogen isotopes in Ryugu samples and found that they are dominated by presolar and primordial components, incorporated during Solar System formation. Noble gas concentrations are higher than those in Ivuna-type carbonaceous (CI) chondrite meteorites. Several host phases of isotopically distinct nitrogen have different abundances among the samples. Our measurements support a close relationship between Ryugu and CI chondrites. Noble gases produced by galactic cosmic rays, indicating a ~5 million year exposure, and from implanted solar wind record the recent irradiation history of Ryugu after it migrated to its current orbit.

ИП Урсолов Владлен Сергеевич

ИНН 500118482352 · ОГРНИП 314500117700049

Реквизиты и контакты