{"created":"2021-03-01T06:52:32.077353+00:00","id":33721,"links":{},"metadata":{"_buckets":{"deposit":"0815b3e3-d200-4ace-9474-8d160b4dfc80"},"_deposit":{"id":"33721","owner":"1","owners":[],"pid":{"revision_id":0,"type":"depid","value":"33721"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00033721","sets":["80:4535:4967:4973","9:504:4538:4969:4974"]},"author_link":["131689","131688"],"item_4_alternative_title_1":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"Ｔ字水路における津波について"}]},"item_4_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1963-07-30","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2","bibliographicPageEnd":"373","bibliographicPageStart":"357","bibliographicVolumeNumber":"41","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":"先きに,筆者はL字水路における津波をあつかうに際し(論文題名:津波に対する海岸線の影響),非常に巧妙な方法を導入した.すなわち(1)長波近似を行なうこと.(2)基本方程式(∂/∂x2+∂2/∂y2＋k2)ξ=0,(ここでξ:波高ｘ,y:直角座標系)において,変数分離を行なうと,波数関係を表わす式k2+ky2＝k2,(ここでξ=ξx(x)・ξy(y),d2ξx/dx2=-kx2ξx,d2ξy/dy2=-ky2ξy,を得る.この波数関係式を用いて代数的に式の計算を行なつて行くこと.この二方針のもとに,計算を行なうと今まで解析的に解けなかつた問題,特に,小さな障害をもつた地形における津波,および音波の問題に有力な武器となることが判つた.筆者はこの方法を,今後,桃井の方法と呼称したい.この桃井の方法の優秀性をT字水路の場合に適用したのが本論文である.","subitem_description_type":"Abstract"}]},"item_4_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"131689","nameIdentifierScheme":"WEKO"}],"names":[{"name":"桃井, 高夫"}]}]},"item_4_identifier_registration":{"attribute_name":"ID登録","attribute_value_mlt":[{"subitem_identifier_reg_text":"10.15083/0000033721","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":"131688","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":"2017-06-26"}],"displaytype":"detail","filename":"ji0412003.pdf","filesize":[{"value":"604.2 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"ji0412003.pdf","url":"https://repository.dl.itc.u-tokyo.ac.jp/record/33721/files/ji0412003.pdf"},"version_id":"1aa54fa9-01a5-4e3a-9cf5-6462e806e577"}]},"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":"Tsunami in a T-shaped Canal","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Tsunami in a T-shaped Canal","subitem_title_language":"en"}]},"item_type_id":"4","owner":"1","path":["4973","4974"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2009-02-18"},"publish_date":"2009-02-18","publish_status":"0","recid":"33721","relation_version_is_last":true,"title":["Tsunami in a T-shaped Canal"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2022-12-19T04:09:08.719939+00:00"}