{"created":"2021-03-01T06:36:28.625098+00:00","id":19040,"links":{},"metadata":{"_buckets":{"deposit":"8228c6a6-9845-4500-a49c-8d594b16eed7"},"_deposit":{"id":"19040","owners":[],"pid":{"revision_id":0,"type":"depid","value":"19040"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00019040","sets":["171:1108:1322:1344","9:504:1111:1324:1345"]},"item_4_alternative_title_1":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"Coherent Structures in Turbulence and their Relationship with the Breakage of Spatial Symmetry"}]},"item_4_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1992-02-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2","bibliographicPageEnd":"55","bibliographicPageStart":"50","bibliographicVolumeNumber":"44","bibliographic_titles":[{"bibliographic_title":"生産研究"}]}]},"item_4_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"乱流構造の空間的対称性の破れと構造維持機構との関係を考察する．速度ベクトルと渦度ベクトルとの内積で定義されるヘリシティは対称性の破れを表すことができることから，3次元平均流をもつ乱流に共通した平均クロス流速度成分がある場合の乱流研究においてはヘリシティという概念が重要になってくるということが示される．乱流中のコヒ-レントな構造の維持に関連してヘリシティが重要な役割を担ういくつかの典型的現象が議論される．それらの議論を基礎として非圧縮性乱流の3方程式型の乱流モデルが提案される．","subitem_description_type":"Abstract"}]},"item_4_description_6":{"attribute_name":"内容記述","attribute_value_mlt":[{"subitem_description":"特集 乱流の数値シミュレーション（NST） その8","subitem_description_type":"Other"}]},"item_4_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"34544","nameIdentifierScheme":"WEKO"}],"names":[{"name":"YOSHIZAWA, Akira"}]},{"nameIdentifiers":[{"nameIdentifier":"34545","nameIdentifierScheme":"WEKO"}],"names":[{"name":"YOKOI, Nobumitsu"}]}]},"item_4_publisher_20":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"東京大学生産技術研究所"}]},"item_4_source_id_10":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00127075","subitem_source_identifier_type":"NCID"}]},"item_4_source_id_8":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0037105X","subitem_source_identifier_type":"ISSN"}]},"item_4_subject_15":{"attribute_name":"日本十進分類法","attribute_value_mlt":[{"subitem_subject":"534","subitem_subject_scheme":"NDC"}]},"item_4_text_21":{"attribute_name":"出版者別名","attribute_value_mlt":[{"subitem_text_value":"Institute of Industrial Science, the University of Tokyo"}]},"item_4_text_4":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学生産技術研究所第1部 流体物理学"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"吉澤, 徴"}],"nameIdentifiers":[{"nameIdentifier":"34542","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"横井, 喜充"}],"nameIdentifiers":[{"nameIdentifier":"34543","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":"2017-06-08"}],"displaytype":"detail","filename":"sk044002002.pdf","filesize":[{"value":"789.5 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"sk044002002.pdf","url":"https://repository.dl.itc.u-tokyo.ac.jp/record/19040/files/sk044002002.pdf"},"version_id":"98807114-8b90-44b9-9265-16ff3bb9a964"}]},"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":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"特集2 : 研究解説 : 乱流中の秩序構造と空間対称性の破れ","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"特集2 : 研究解説 : 乱流中の秩序構造と空間対称性の破れ"}]},"item_type_id":"4","owner":"1","path":["1344","1345"],"pubdate":{"attribute_name":"公開日","attribute_value":"2012-11-14"},"publish_date":"2012-11-14","publish_status":"0","recid":"19040","relation_version_is_last":true,"title":["特集2 : 研究解説 : 乱流中の秩序構造と空間対称性の破れ"],"weko_creator_id":"1","weko_shared_id":null},"updated":"2022-12-19T03:57:49.924163+00:00"}