{"created":"2023-05-15T14:57:28.819920+00:00","id":78004,"links":{},"metadata":{"_buckets":{"deposit":"cbe8c959-9236-495a-94af-a5040d06a4f2"},"_deposit":{"created_by":1,"id":"78004","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"78004"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00078004","sets":["10:28"]},"author_link":["813390","813387","813392","813388","813389","813391"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2019-08-08","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"非粘性流体方程式や理想磁気流体方程式は双曲型偏微分方程式システムであり、線形独立な固有ベクトルとそれに対応する実固有値を有することが知られている。しかしながら、数値計算では打ち切り誤差のために固有値が複素数となることがあり、深刻な数値不安定性を誘発する。本研究では、圧縮性Euler方程式において固有値の実数性と保存則を離散化レベルで厳密に満足する「固有構造保存スキーム」を提案する。数値実験の結果、特にMach数の大きな領域での優位性が確認された。","subitem_description_type":"Abstract"}]},"item_10005_description_6":{"attribute_name":"会議概要（会議名, 開催地, 会期, 主催者等）","attribute_value_mlt":[{"subitem_description":"第25回NEXT研究会","subitem_description_type":"Other"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"白戸, 高志"}],"nameIdentifiers":[{"nameIdentifier":"813387","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"松山, 顕之"}],"nameIdentifiers":[{"nameIdentifier":"813388","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"相羽, 信行"}],"nameIdentifiers":[{"nameIdentifier":"813389","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Shiroto, Takashi","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"813390","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Matsuyama, Akinobu","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"813391","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Aiba, Nobuyuki","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"813392","nameIdentifierScheme":"WEKO"}]}]},"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":"conference object","resourceuri":"http://purl.org/coar/resource_type/c_c94f"}]},"item_title":"圧縮性Euler方程式に対する固有構造保存スキーム","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"圧縮性Euler方程式に対する固有構造保存スキーム"}]},"item_type_id":"10005","owner":"1","path":["28"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-12-16"},"publish_date":"2019-12-16","publish_status":"0","recid":"78004","relation_version_is_last":true,"title":["圧縮性Euler方程式に対する固有構造保存スキーム"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T23:30:26.809008+00:00"}