{"created":"2023-05-15T14:47:37.989243+00:00","id":65310,"links":{},"metadata":{"_buckets":{"deposit":"001e9bbf-2c26-4169-afc4-c38bc1e7a6eb"},"_deposit":{"created_by":1,"id":"65310","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"65310"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00065310","sets":["10:29"]},"author_link":["643592","643595","643587","643594","643598","643590","643591","643593","643596","643589","643588","643597"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2013-11-10","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"我々のグループでは重粒子照射下での照射部位のオンライン画像化（in-beam PET）に向けた人サイズOpenPET実証機開発を行なっている。現在、効率的な検出器配置を有するin-beam PETと一般的なPET撮像を簡便に切り替えて利用可能な第3世代型のOpenPETである「アキシャルシフト型シングルリングOpenPET(AS-SROP)」を提案している。AS-SROPはリング形状だけでなく、体軸方向に配置した検出器モジュールを徐々に体軸方向にずらしていくことでガントリーを45度傾けた構造をとることができ、ビーム照射用の開放空間を得ることができる。ただし、開放化（OPモード）によって性能はわずかに劣化することが予想される。本発表では、小型のAS-SROP試作機を開発し、PET装置としての性能評価を実施した。装置のシステム感度はOPモードで5.1%であり従来PETモードで7.3%であった。また、空間分解能は視野内で一様にOPモードで2.6mmであり従来PETモードで2.2mmであった。得られた結果から、AS-SROPはin-beam PETだけでなく従来のPET撮像をも適宜選択可能な有用な装置であるといえる。","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53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":"吉田, 英治"}],"nameIdentifiers":[{"nameIdentifier":"643587","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"品地, 哲弥"}],"nameIdentifiers":[{"nameIdentifier":"643588","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"田島, 英朗"}],"nameIdentifiers":[{"nameIdentifier":"643589","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"羽石, 秀昭"}],"nameIdentifiers":[{"nameIdentifier":"643590","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤, 浩"}],"nameIdentifiers":[{"nameIdentifier":"643591","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"山谷, 泰賀"}],"nameIdentifiers":[{"nameIdentifier":"643592","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"吉田 英治","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"643593","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"品地 哲弥","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"643594","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"田島 英朗","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"643595","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"羽石 秀昭","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"643596","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤 浩","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"643597","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"山谷 泰賀","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"643598","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":"アキシャルシフト型シングルリングOpenPETの性能評価","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"アキシャルシフト型シングルリングOpenPETの性能評価"}]},"item_type_id":"10005","owner":"1","path":["29"],"pubdate":{"attribute_name":"公開日","attribute_value":"2013-11-15"},"publish_date":"2013-11-15","publish_status":"0","recid":"65310","relation_version_is_last":true,"title":["アキシャルシフト型シングルリングOpenPETの性能評価"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T21:01:34.655636+00:00"}