{"created":"2023-05-15T14:39:37.327257+00:00","id":54417,"links":{},"metadata":{"_buckets":{"deposit":"cce32f01-d4d1-4711-b7ce-2ca78e5c22ad"},"_deposit":{"created_by":1,"id":"54417","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"54417"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00054417","sets":["2"]},"author_link":["555827","555818","555817","555820","555814","555822","555824","555826","555828","555821","555825","555819","555815","555816","555813","555823"],"item_10003_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2013-06","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"74","bibliographicPageStart":"71","bibliographic_titles":[{"bibliographic_title":"第25回タンデム加速器及びその周辺技術の研究会報告集"}]}]},"item_10003_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"1998年3月放射線医学総合研究所の静電加速器棟にHVEE社製タンデム型静電加速器タンデトロンModel 4117MC+を納入して以来12年になる。その間大きなトラブルもなく順調に稼働していたが、2011年3月の東日本大震災でビームラインが震動により損傷を受けたため、加速器本体を含めシステム全体のアライメントを行った。しかし3月末頃から1.7MVの最大加速電圧において頻繁にスパークするようになった。原因を調べるため加速器タンクを開放したところ、加速器内部の分割抵抗付近で異常放電の痕や煤の付着がタンク内壁等に発見された。本稿ではこれらのスパークの原因とその復旧作業について報告する。","subitem_description_type":"Abstract"}]},"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":"酢屋, 徳啓"}],"nameIdentifiers":[{"nameIdentifier":"555813","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"及川, 将一"}],"nameIdentifiers":[{"nameIdentifier":"555814","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"石川, 剛弘"}],"nameIdentifiers":[{"nameIdentifier":"555815","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小西, 輝昭"}],"nameIdentifiers":[{"nameIdentifier":"555816","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"磯, 浩之"}],"nameIdentifiers":[{"nameIdentifier":"555817","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"樋口, 有一"}],"nameIdentifiers":[{"nameIdentifier":"555818","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"松田, 拓也"}],"nameIdentifiers":[{"nameIdentifier":"555819","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"白川, 芳幸"}],"nameIdentifiers":[{"nameIdentifier":"555820","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"酢屋 徳啓","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"555821","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"及川 将一","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"555822","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"石川 剛弘","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"555823","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小西 輝昭","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"555824","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"磯 浩之","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"555825","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"樋口 有一","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"555826","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"松田 拓也","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"555827","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"白川 芳幸","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"555828","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 paper","resourceuri":"http://purl.org/coar/resource_type/c_5794"}]},"item_title":"放医研静電加速器棟（PASTA&SPICE）における加速管スパーク","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"放医研静電加速器棟（PASTA&SPICE）における加速管スパーク"}]},"item_type_id":"10003","owner":"1","path":["2"],"pubdate":{"attribute_name":"公開日","attribute_value":"2013-12-03"},"publish_date":"2013-12-03","publish_status":"0","recid":"54417","relation_version_is_last":true,"title":["放医研静電加速器棟（PASTA&SPICE）における加速管スパーク"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T23:01:11.565799+00:00"}