{"created":"2023-05-15T14:57:12.906698+00:00","id":77644,"links":{},"metadata":{"_buckets":{"deposit":"f3b6ebe5-5686-4992-bb31-ae5ae97a7681"},"_deposit":{"created_by":1,"id":"77644","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"77644"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00077644","sets":["2"]},"author_link":["869983","869985","869980","869986","869984","869981","869982"],"item_10003_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2019-11","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"241","bibliographicPageStart":"235","bibliographicVolumeNumber":"KEK Proceedings 2019-2","bibliographic_titles":[{"bibliographic_title":" The Proceedings of the 20th KEK Symposium on Environmental Radioactivity."}]}]},"item_10003_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":" In this study, a green and rapid analytical method was developed for determination of Pu isotopes in marine sediment samples. The methods consisted of low temperature NH4HF2 fusion incorporated with procedure for CaF2/LaF3 co-precipitation, extraction chromatography and ICP-MS/MS measurement. The fusion procedure was done at 250oC on a portable hot plate instead of in a cumbersome muffle furnace and took only 15 min. Chemical recoveries of Pu after completing the NH4HF2 fusion method and chromatographic separation for 0.5-1 g sample were approximately 90%. This fusion method was capable of releasing refractory Pu from samples. Additionally, because HF is not used in the NH4HF2 fusion method, a safer and greener alternative to HNO3-HF digestion is realized for rapid Pu determination in marine sediments collected in Japanese coast after the Fukushima nuclear accident.","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":"Zheng, Jian"}],"nameIdentifiers":[{"nameIdentifier":"869980","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Wang, Hai"}],"nameIdentifiers":[{"nameIdentifier":"869981","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Huang, Zhaoya"}],"nameIdentifiers":[{"nameIdentifier":"869982","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ni, Youyi"}],"nameIdentifiers":[{"nameIdentifier":"869983","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Aono, Tatsuo"}],"nameIdentifiers":[{"nameIdentifier":"869984","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Zheng, Jian","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"869985","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Aono, Tatsuo","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"869986","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":"conference paper","resourceuri":"http://purl.org/coar/resource_type/c_5794"}]},"item_title":"Low-temperature fusion using NH4HF2 for rapid determination of Pu isotopes by ICP-MS/MS: application for marine sediments collected in Japanese coast.","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Low-temperature fusion using NH4HF2 for rapid determination of Pu isotopes by ICP-MS/MS: application for marine sediments collected in Japanese coast."}]},"item_type_id":"10003","owner":"1","path":["2"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-11-27"},"publish_date":"2019-11-27","publish_status":"0","recid":"77644","relation_version_is_last":true,"title":["Low-temperature fusion using NH4HF2 for rapid determination of Pu isotopes by ICP-MS/MS: application for marine sediments collected in Japanese coast."],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T21:53:09.610968+00:00"}