{"created":"2023-05-15T14:48:54.610218+00:00","id":66999,"links":{},"metadata":{"_buckets":{"deposit":"15254a83-8193-4b2d-ae55-6f089bb0a793"},"_deposit":{"created_by":1,"id":"66999","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"66999"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00066999","sets":["10:29"]},"author_link":["658628","658627","658626","658631","658633","658632","658625","658634","658630","658629"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2018-11-15","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"7.2時間の半減期を持つアスタチン211Atは、癌に対する標的アイソトープ治療に有用なα放射体である。アスタチンは、同族ハロゲンのヨウ素とは少し異なる性質をもち、その化学形についてはよく分かっていない。そこで本研究では、アスタチンの化学形を、薄層クロマトグラフ（TLC）と液体高速クロマトグラフ（HPLC）を用いて決定した。TIARA　AVFサイクロトロン、JAEAタンデム加速器を用いて、放射性アスタチン、ヨウ素を製造し、乾式蒸留と溶媒抽出によって分離、精製した。この精製RIをTLCで分析した結果、ヨウ素は単一化学種 I- であるのに対して、アスタチンは、３つの化学種At-、AtO3-、AtO4- であることが分かった。更に、HPLC分析により、At-、AtO3-　を分離、同定した。これらの結果から、f電子をもつアスタチンが、同族のヨウ素に比べて、より電気的陽性であるため、酸化数の大きい化学種AtO3-、AtO4- を形成することを明らかにした。","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58回日本核医学会学術総会","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":"西中, 一朗"}],"nameIdentifiers":[{"nameIdentifier":"658625","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"橋本, 和幸"}],"nameIdentifiers":[{"nameIdentifier":"658626","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"鈴木, 博元"}],"nameIdentifiers":[{"nameIdentifier":"658627","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"渡辺, 茂樹"}],"nameIdentifiers":[{"nameIdentifier":"658628","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Mohammas, Anwar-Ul Azim"}],"nameIdentifiers":[{"nameIdentifier":"658629","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"石岡, 典子"}],"nameIdentifiers":[{"nameIdentifier":"658630","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"西中 一朗","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"658631","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"橋本 和幸","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"658632","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"渡辺 茂樹","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"658633","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"石岡 典子","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"658634","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":"Astatine chemical species in solutions prepared by a method based on dry distillation","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Astatine chemical species in solutions prepared by a method based on dry distillation"}]},"item_type_id":"10005","owner":"1","path":["29"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-11-21"},"publish_date":"2018-11-21","publish_status":"0","recid":"66999","relation_version_is_last":true,"title":["Astatine chemical species in solutions prepared by a method based on dry distillation"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T20:42:39.006842+00:00"}