{"created":"2023-05-15T14:56:53.754747+00:00","id":77217,"links":{},"metadata":{"_buckets":{"deposit":"75da4b61-0c80-4e3f-ab08-9e38ce586d03"},"_deposit":{"created_by":1,"id":"77217","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"77217"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00077217","sets":["10:28"]},"author_link":["799302","799304","799291","799283","799299","799298","799294","799287","799297","799292","799289","799290","799300","799301","799295","799280","799296","799281","799285","799288","799286","799282","799284","799293","799303"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2019-08-02","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"  国際核融合材料照射施設(IFMIF)の工学設計・主要機器の設計・製作・試験を行い、建設判断に必要な技術実証を行うために、現在、原型加速器(LIPAc: Linear IFMIF Prototype Accelerator)の建設とコミッショニングを段階的に進めている。現在はコミッショニングのフェーズBにおいてRFQを用いた陽子・重陽子の加速試験が行われており、\n将来のフェーズC及びDにおいてはSRFを用いたビーム加速試験が行われる予定である。フェーズCの開始前にSRFを除く全システムを統合し、予め長パルス試験を実施しておくことが重要であるとの認識から、コミッショニングフェーズB+を実施することが決まった。2019年度内に統合を完了するため、SRFのインストール予定位置に代替のビームラインを設置し、SRF無しに入射器から最終段のビームダンプまでビームを通して、CWを目指したRFQ長パルス試験を行う予定となっている。RFQ長パルス試験終了後に安全にSRFをインストールするためには、ビームロスを抑制し周辺機器の放射化を抑える必要がある。また放射線及び熱負荷によるビームダンプの損傷を抑えるためには、ビームダンプへのビーム入射条件を整える必要がある。これら要請を満たすために、代替のビームラインを含むRFQ出口からビームダンプ入口までのラティス設計を行った。フェーズB+のラティスについて詳細を報告する。","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16回日本加速器学会年会","subitem_description_type":"Other"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only 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