{"created":"2021-03-01T06:52:36.548924+00:00","id":33786,"links":{},"metadata":{"_buckets":{"deposit":"82e0691a-6425-4b0f-bbdd-566bce66b273"},"_deposit":{"id":"33786","owner":"1","owners":[],"pid":{"revision_id":0,"type":"depid","value":"33786"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00033786","sets":["80:4535:4977:4983","9:504:4538:4979:4984"]},"author_link":["131878","131877"],"item_4_alternative_title_1":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"振動する楕円源によつて発生するWater Waveの指向性について"}]},"item_4_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1962-11-15","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2","bibliographicPageEnd":"295","bibliographicPageStart":"287","bibliographicVolumeNumber":"40","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":"著者は,一様に振動する楕円浪源によつて発生するWater Waveについての波高の理論式と,その漸近公式とを導いた(地震,第2輯,第14巻,印刷中).そこで,若干の数値に対する波高の方向性を調べた.本論文において,著者はさらに多くの長軸,短軸の数値に対し,波高の方向性を調べた.Fig.1に示されるごとく,半径264.76cmの円から短軸が減少して行くと,まず,短軸方向の波高は減少(絶対値は増加)し,ある最小値に達するとふたたび増加し,その増加は,ついに波高の正の側にまでおよび,ここである最高に達して,ふたたび,波高は減少して行く.すなわち,浪源を中心とする,非常に大きな半径の円を考え,この円の上をわれわれかたどるとき,あるときは,波高は負の側でのみ波打つて変化し,あるときは負の側より正の側へと符号を変えて波打つ.前者の例はFig.1で短軸の半分の長さ(y0)=261.O8,225.01,210.02cmのとき,後者の例は短軸の半分の長さ(y0)=195.4O,176.49,150.00cmのときである.これらのundulationの原因は,振動する楕円源の各部分で発生するWater Waveの干渉に基くものである.","subitem_description_type":"Abstract"}]},"item_4_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"131878","nameIdentifierScheme":"WEKO"}],"names":[{"name":"桃井, 高夫"}]}]},"item_4_identifier_registration":{"attribute_name":"ID登録","attribute_value_mlt":[{"subitem_identifier_reg_text":"10.15083/0000033786","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"}]},"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_4_subject_15":{"attribute_name":"日本十進分類法","attribute_value_mlt":[{"subitem_subject":"453","subitem_subject_scheme":"NDC"}]},"item_4_text_21":{"attribute_name":"出版者別名","attribute_value_mlt":[{"subitem_text_value":"Earthquake Research Institute, University of Tokyo"}]},"item_4_text_4":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"地震研究所"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Momoi, Takao"}],"nameIdentifiers":[{"nameIdentifier":"131877","nameIdentifierScheme":"WEKO"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2017-06-27"}],"displaytype":"detail","filename":"ji0402004.pdf","filesize":[{"value":"360.7 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"ji0402004.pdf","url":"https://repository.dl.itc.u-tokyo.ac.jp/record/33786/files/ji0402004.pdf"},"version_id":"97e0c8aa-57c2-4007-8dea-cfca9f658b42"}]},"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":"On the Directivity of Water Waves Generated by a Virating Elliptic Wave Source","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"On the Directivity of Water Waves Generated by a Virating Elliptic Wave Source","subitem_title_language":"en"}]},"item_type_id":"4","owner":"1","path":["4983","4984"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2008-05-30"},"publish_date":"2008-05-30","publish_status":"0","recid":"33786","relation_version_is_last":true,"title":["On the Directivity of Water Waves Generated by a Virating Elliptic Wave Source"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2022-12-19T04:57:22.871315+00:00"}