{"created":"2023-06-20T14:51:57.169440+00:00","id":20057,"links":{},"metadata":{"_buckets":{"deposit":"3a0d946d-e415-4271-bc09-5d77349e61d2"},"_deposit":{"created_by":1,"id":"20057","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"20057"},"status":"published"},"_oai":{"id":"oai:jaxa.repo.nii.ac.jp:00020057","sets":["1543:1767:1776","1887:1891"]},"author_link":["190943","190942","190940","190941","190944","190945"],"item_5_alternative_title_2":{"attribute_name":"その他のタイトル（英）","attribute_value_mlt":[{"subitem_alternative_title":"Relations between the total volume of ejection fragments and a transient crater, and between the excavation depth and the transient crater"}]},"item_5_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2004-04","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"93","bibliographicPageStart":"90","bibliographic_titles":[{"bibliographic_title":"第25回太陽系科学シンポジウム　平成15年度"},{"bibliographic_title":"25th Solar System Exploration Symposium 2003","bibliographic_titleLang":"en"}]}]},"item_5_description_16":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"本研究では衝突クレーター形成実験を行い、放出破片の総質量を測定した。弾丸としてポリカーボネイト、標的の粒子として平均粒径200、80、40μmのガラスビーズを用いた。測定した総放出破片質量からトランジェントクレーターと総放出破片の体積関係(体積比)および掘削部分の深さ関係(深さ比)を明らかにした。体積比はトランジェントクレーターの大きさに依らず一定であるが、標的粒子の粒径に依存することがわかった。粒径200、80、40μmにおける体積比の平均値はそれぞれ0.36、0.27、0.18であった。深さ比もトランジェントクレータの大きさに依らず一定で、標的粒子の粒径に依存した。粒径200、80、40μmにおける深さ比の平均値はそれぞれ0.28、0.21、0.14であった。最後に体積比の結果を用いて、Z-modelのパラメーターであるZ値を導出した。Z値は標的粒子の粒径が小さくなるにつれて小さくなった。これらの結果より、掘削流のパターンが粒径により変わり、粒径が小さいほど掘削流は浅いことがわかった。","subitem_description_type":"Abstract"}]},"item_5_description_32":{"attribute_name":"資料番号","attribute_value_mlt":[{"subitem_description":"資料番号: AA0046919023","subitem_description_type":"Other"}]},"item_5_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"宇宙航空研究開発機構宇宙科学研究本部"}]},"item_5_publisher_9":{"attribute_name":"出版者（英）","attribute_value_mlt":[{"subitem_publisher":"Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency (JAXA/ISAS)"}]},"item_5_text_6":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学 大学院新領域創成科学研究科"},{"subitem_text_value":"東京大学 大学院新領域創成科学研究科"},{"subitem_text_value":"東京大学 大学院新領域創成科学研究科"}]},"item_5_text_7":{"attribute_name":"著者所属（英）","attribute_value_mlt":[{"subitem_text_language":"en","subitem_text_value":"University of Tokyo Graduate School of Frontier Sciences"},{"subitem_text_language":"en","subitem_text_value":"University of Tokyo Graduate School of Frontier Sciences"},{"subitem_text_language":"en","subitem_text_value":"University of Tokyo Graduate School of Frontier Sciences"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"岡部, 了久"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"山本, 聡"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"松井, 孝典"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Okabe, Norihisa","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Yamamoto, Satoru","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Matsui, Takafumi","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"トランジェントクレーター","subitem_subject_scheme":"Other"},{"subitem_subject":"破片","subitem_subject_scheme":"Other"},{"subitem_subject":"粒径","subitem_subject_scheme":"Other"},{"subitem_subject":"掘削","subitem_subject_scheme":"Other"},{"subitem_subject":"衝突速度","subitem_subject_scheme":"Other"},{"subitem_subject":"深度","subitem_subject_scheme":"Other"},{"subitem_subject":"隕石","subitem_subject_scheme":"Other"},{"subitem_subject":"transient crater","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"fragmentation","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"grain size","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"excavation","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"impact velocity","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"depth","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"meteorite","subitem_subject_language":"en","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"conference paper","resourceuri":"http://purl.org/coar/resource_type/c_5794"}]},"item_title":"トランジェントクレーターと総放出破片の体積関係及び掘削部分の深さ関係","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"トランジェントクレーターと総放出破片の体積関係及び掘削部分の深さ関係"}]},"item_type_id":"5","owner":"1","path":["1776","1891"],"pubdate":{"attribute_name":"公開日","attribute_value":"2015-03-26"},"publish_date":"2015-03-26","publish_status":"0","recid":"20057","relation_version_is_last":true,"title":["トランジェントクレーターと総放出破片の体積関係及び掘削部分の深さ関係"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-06-21T03:56:19.492466+00:00"}