{"created":"2023-05-15T14:45:00.108279+00:00","id":61501,"links":{},"metadata":{"_buckets":{"deposit":"59ae24cc-67f8-4c28-b815-7811ab6ba54f"},"_deposit":{"created_by":1,"id":"61501","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"61501"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00061501","sets":["10:29"]},"author_link":["608506","608510","608509","608511","608507","608508"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2005-07-08","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"テクネシウム(Tc)-99はウラン235の壊変により生じる放射性同位体であり，その半減期は約21万年である．Tcは溶液中では主として可溶な7価と不溶な４価の形態をとる．７価のTcは植物へ吸収されることが懸念されており，特に稲作を営む東アジアにおいては，水田におけるTcの動態，溶解性の変化のメカニズムの把握が肝要である．我々はこれまでに，風乾土壌をたん水した田面水で７価のTcが時間とともに不溶化することを明らかにした．水稲はその生育時期により水管理が異なり、水田土壌の含水率が大きく変化するため，土壌の含水率の変化に伴うTcの動態，溶解性の変化を調べる必要がある。本研究では、土壌の含水率の変化に伴うTcの不溶化率の変化を調べ，その変化の要因について検討を行った．","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４２回アイソトープ・放射線研究発表会プログラム","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":"若江, 奈生"}],"nameIdentifiers":[{"nameIdentifier":"608506","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"石井, 伸昌"}],"nameIdentifiers":[{"nameIdentifier":"608507","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"内田, 滋夫"}],"nameIdentifiers":[{"nameIdentifier":"608508","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"若江 奈生","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"608509","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"石井 伸昌","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"608510","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"内田 滋夫","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"608511","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":"水田土壌の乾燥がテクネチウム99の不溶化にもたらす影響","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"水田土壌の乾燥がテクネチウム99の不溶化にもたらす影響"}]},"item_type_id":"10005","owner":"1","path":["29"],"pubdate":{"attribute_name":"公開日","attribute_value":"2006-06-19"},"publish_date":"2006-06-19","publish_status":"0","recid":"61501","relation_version_is_last":true,"title":["水田土壌の乾燥がテクネチウム99の不溶化にもたらす影響"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T21:41:40.471397+00:00"}