{"created":"2021-03-01T06:52:50.106691+00:00","id":33990,"links":{},"metadata":{"_buckets":{"deposit":"b8c9afda-07ca-4b3c-b774-faa79d4b70f8"},"_deposit":{"id":"33990","owner":"1","owners":[],"pid":{"revision_id":0,"type":"depid","value":"33990"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00033990","sets":["80:4535:5037:5045","9:504:4538:5039:5046"]},"author_link":["132546","132547","132548","132543","132544","132545"],"item_4_alternative_title_1":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"伊豆大島三原山噴火口の明治7年以後の活動に伴う地形変化"}]},"item_4_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1956-06-25","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicPageEnd":"59","bibliographicPageStart":"33","bibliographicVolumeNumber":"34","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_13":{"attribute_name":"フォーマット","attribute_value_mlt":[{"subitem_description":"application/pdf","subitem_description_type":"Other"}]},"item_4_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"伊豆大島三原山噴火口の昭和25・26年噴火後の新しい地形を知るため,昭和30年1月25日から約10日間にわたつて,その地形測量を行つた.その結果は第1表及び第8図に示す通りである.この三原火口の新しい地形は主に昭和25・26年の大噴火によつてできたものであるが,昭和28・29年の小噴火によつて多少変化した部分をもふくんでいる.すなわち,昭和28年10月5日から翌29年2月8日に至る間の5期間に,同火口内の昭和25・26年噴石丘の火口に於いて,小爆発噴火がくり返し起つた結果,同噴石丘が約20m高くなつたのみでなく,その火口内に熔岩と噴石とから成る小新丘ができ,また三原火口中央陥落孔に新熔岩が流れ出し,その孔底に約15mの厚さに堆積した.これらの新噴出物の総量は約28×104m3に過ぎず,昭和28・29年噴火が噴火強度階のIIIに当たり,昭和25・26年噴火の100分の1程度のものであることを示す.","subitem_description_type":"Abstract"}]},"item_4_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"132546","nameIdentifierScheme":"WEKO"}],"names":[{"name":"津屋, 弘達"}]},{"nameIdentifiers":[{"nameIdentifier":"132547","nameIdentifierScheme":"WEKO"}],"names":[{"name":"岡田, 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1874","subitem_title_language":"en"}]},"item_type_id":"4","owner":"1","path":["5045","5046"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2008-05-30"},"publish_date":"2008-05-30","publish_status":"0","recid":"33990","relation_version_is_last":true,"title":["Evolution of Mihara Crater, Volcano Oshima, Izu, in the Course of its Activities since 1874"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2022-12-19T04:58:20.985932+00:00"}