{"created":"2021-05-12T04:55:52.768225+00:00","id":2000093,"links":{},"metadata":{"_buckets":{"deposit":"ce4769a4-0cf9-4fb5-9e0e-453d66221e0c"},"_deposit":{"id":"2000093","owner":"1","owners":[],"pid":{"revision_id":0,"type":"depid","value":"2000093"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:02000093","sets":["80:4535:1617855098786:1617855202624","9:504:4538:1617855338804:1617855371034"]},"author_link":[],"item_4_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2020","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1-4","bibliographicPageEnd":"7","bibliographicPageStart":"1","bibliographicVolumeNumber":"95","bibliographic_titles":[{"bibliographic_title":"東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo"}]}]},"item_4_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"A gravity survey is performed at 25 stations on and around the Omuro scoria cone (Izu Peninsula, Japan) using a LaCoste & Romberg gravimeter and precise GNSS positioning. The bulk density of the cone is determined to be 1.39±0.07 g cm^-3 from an analysis that takes the terrain effect on gravity and regional gravity trend into account. This value agrees well with preliminary results of muography (cosmic-ray muon radiography) observations performed at the same target, 1.41-1.52 g cm^-3. The present paper focuses on the gravity survey and data analysis.","subitem_description_type":"Abstract"},{"subitem_description":"伊豆・大室山スコリア丘を対象に，25 測点での重力観測を実行した．地形による引力の効果や，重力場の広域的な傾向を加味した解析を施した結果，スコリア丘のバルク密度は，1.39±0.07 g cm^-3と決定された．この結果は，同地域で独立に測定されているミュオグラフィ観測の暫定結果（1.41-1.52gcm^-3）と推定誤差の範囲内で一致した．本論文では，重力データの取得，解析について詳述する．","subitem_description_type":"Abstract"}]},"item_4_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"names":[{"name":"西山, 竜一"}]},{"names":[{"name":"宮本, 成悟"}]}]},"item_4_identifier_registration":{"attribute_name":"ID登録","attribute_value_mlt":[{"subitem_identifier_reg_text":"10.15083/0002000093","subitem_identifier_reg_type":"JaLC"}]},"item_4_publisher_20":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"東京大学地震研究所"},{"subitem_publisher":"Earthquake Research Institute, The University of Tokyo"}]},"item_4_source_id_10":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00162258","subitem_source_identifier_type":"NCID"}]},"item_4_source_id_8":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"00408972","subitem_source_identifier_type":"ISSN"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorAffiliations":[{"affiliationNames":[{"affiliationName":"Earthquake Research Institute, The University of Tokyo"}]}],"creatorNames":[{"creatorName":"Nishiyama, Ryuichi","creatorNameLang":"en"}]},{"creatorNames":[{"creatorName":"Miyamoto, Seigo","creatorNameLang":"en"}]},{"creatorNames":[{"creatorName":"Nagahara, Shogo","creatorNameLang":"en"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2021-05-12"}],"displaytype":"detail","filename":"IHO951401.pdf","filesize":[{"value":"2.9MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"url":"https://repository.dl.itc.u-tokyo.ac.jp/record/2000093/files/IHO951401.pdf"},"version_id":"efb74963-5c32-44a9-af3a-02ae40e0f62d"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"gravity","subitem_subject_scheme":"Other"},{"subitem_subject":"bulk density","subitem_subject_scheme":"Other"},{"subitem_subject":"Omuro scoria cone","subitem_subject_scheme":"Other"},{"subitem_subject":"Izu","subitem_subject_scheme":"Other"},{"subitem_subject":"muography","subitem_subject_scheme":"Other"},{"subitem_subject":"重力","subitem_subject_scheme":"Other"},{"subitem_subject":"密度","subitem_subject_scheme":"Other"},{"subitem_subject":"大室山スコリア丘","subitem_subject_scheme":"Other"},{"subitem_subject":"伊豆","subitem_subject_scheme":"Other"},{"subitem_subject":"ミュオグラフィ","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"Estimation of the Bulk Density of the Omuro Scoria Cone (Eastern Izu, Japan) from Gravity Survey","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Estimation of the Bulk Density of the Omuro Scoria Cone (Eastern Izu, Japan) from Gravity Survey","subitem_title_language":"en"},{"subitem_title":"重力測定による伊豆・大室山スコリア丘の平均密度の推定","subitem_title_language":"ja"}]},"item_type_id":"4","owner":"1","path":["1617855202624","1617855371034"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2021-05-12"},"publish_date":"2021-05-12","publish_status":"0","recid":"2000093","relation_version_is_last":true,"title":["Estimation of the Bulk Density of the Omuro Scoria Cone (Eastern Izu, Japan) from Gravity Survey"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2022-12-19T05:37:58.402304+00:00"}