{"created":"2023-05-15T14:57:09.557811+00:00","id":77565,"links":{},"metadata":{"_buckets":{"deposit":"2af90f61-8f43-4850-b12d-9aec76fba32d"},"_deposit":{"created_by":1,"id":"77565","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"77565"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00077565","sets":["1"]},"author_link":["999594","999599","999592","999595","999590","999589","999593","999596","999591","999598","999601","999602","999600","999587","999588","999597"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2019-05","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"5","bibliographicPageStart":"053303","bibliographicVolumeNumber":"90","bibliographic_titles":[{"bibliographic_title":"Review of Scientific Instruments"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"The ion-production efficiency of a newly developed singly charged ion source (SCIS) has been investigated to discuss the possibility of it being used in an isotope separation on-line system that provides 11C ions for heavy-ion cancer therapy with simultaneous verification of the irradiation field using positron emission tomography. The SCIS uses a low-energy hollow electron beam to produce singly charged carbon ions efficiently. To deliver sufficient 11C ions to the treatment room from a limited amount of 11C molecules, which are produced from a boron compound target and proton-beam irradiation via the 11B(p,n)11C reaction, the SCIS must have high ion-production efficiency. To realize this high efficiency, the SCIS was designed using a three-dimensional particle-in-cell code in previous work. With the fabricated SCIS, we performed experiments to measure the efficiency of producing CO+2 ions from nonradioactive 12CO2 molecules and C+ ions from nonradioactive 12CH4 molecules. We found that the SCIS achieved efficiencies of εC+=4×10−3 (0.4%) for C+ production and εCO+2=0.107 (10.7%) for CO+2 production.","subitem_description_type":"Abstract"}]},"item_8_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"AIP"}]},"item_8_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1063/1.5090167","subitem_relation_type_select":"DOI"}}]},"item_8_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://aip.scitation.org/doi/10.1063/1.5090167","subitem_relation_type_select":"URI"}}]},"item_8_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0034-6748","subitem_source_identifier_type":"ISSN"}]},"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":"Katagiri, Ken"}],"nameIdentifiers":[{"nameIdentifier":"999587","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Wakui, Takashi"}],"nameIdentifiers":[{"nameIdentifier":"999588","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Hojo, Satoru"}],"nameIdentifiers":[{"nameIdentifier":"999589","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"A Yu, Boytsov,"}],"nameIdentifiers":[{"nameIdentifier":"999590","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"D. Donets, E."}],"nameIdentifiers":[{"nameIdentifier":"999591","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"E. Donets, E."}],"nameIdentifiers":[{"nameIdentifier":"999592","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Yu. Ramzdorf, A."}],"nameIdentifiers":[{"nameIdentifier":"999593","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Noda, Akira"}],"nameIdentifiers":[{"nameIdentifier":"999594","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Shirai, Toshiyuki"}],"nameIdentifiers":[{"nameIdentifier":"999595","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Noda, Koji"}],"nameIdentifiers":[{"nameIdentifier":"999596","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ken, Katagiri","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"999597","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Takashi, Wakui","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"999598","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Satoru, Hojo","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"999599","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Akira, Noda","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"999600","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Toshiyuki, Shirai","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"999601","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Koji, Noda","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"999602","nameIdentifierScheme":"WEKO"}]}]},"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":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"Ion-production efficiency of a singly charged ion source developed toward a 11C irradiation facility for cancer therapy","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Ion-production efficiency of a singly charged ion source developed toward a 11C irradiation facility for cancer therapy"}]},"item_type_id":"8","owner":"1","path":["1"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-11-21"},"publish_date":"2019-11-21","publish_status":"0","recid":"77565","relation_version_is_last":true,"title":["Ion-production efficiency of a singly charged ion source developed toward a 11C irradiation facility for cancer therapy"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T19:44:30.844303+00:00"}