{"created":"2023-05-15T14:39:16.498131+00:00","id":53946,"links":{},"metadata":{"_buckets":{"deposit":"9345ac6c-0423-4fbd-ab84-1a34669370e9"},"_deposit":{"created_by":1,"id":"53946","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"53946"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00053946","sets":["2"]},"author_link":["550488","550487","550490","550492","550493","550496","550497","550498","550495","550491","550499","550500","550494","550501","550502","550489"],"item_10003_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2006","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicPageEnd":"1557","bibliographicPageStart":"1554","bibliographicVolumeNumber":"14","bibliographic_titles":[{"bibliographic_title":"World Congress of Medical Physics and Biomedical Engineering 2006 (IFMBE Proceedings ; Vol. 14)"}]}]},"item_10003_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"We provide a new viewpoint for a fundamental but little investigated problem in positron emission tomography (PET): non-collinearity of annihilation radiation from the human body. The cause of the angular deviation from 180 deg is described as well as how to evaluate it under a spatially distributed radiation source and a limited acquisition time. An elegant conversion from the photopeak spectrum into the angular distribution is done based on the conservation laws of momentum and energy to avoid problems in the direct measurement. A healthy volunteer study using 18FDG and a Ge semiconductor detector reveals the distribution as a Gaussian function with the FWHM of 0.54 deg. Finally, we calculate the physical limit of 18FDG-PET spatial resolution.","subitem_description_type":"Abstract"}]},"item_10003_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"Springer"}]},"item_10003_relation_10":{"attribute_name":"ISBN","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"3-5403-6839","subitem_relation_type_select":"ISBN"}}]},"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":"Shibuya, Kengo"}],"nameIdentifiers":[{"nameIdentifier":"550487","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Yoshida, Eiji"}],"nameIdentifiers":[{"nameIdentifier":"550488","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Nishikido, Fumihiko"}],"nameIdentifiers":[{"nameIdentifier":"550489","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Suzuki, Tosikazu"}],"nameIdentifiers":[{"nameIdentifier":"550490","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Tsuda, Tomoaki"}],"nameIdentifiers":[{"nameIdentifier":"550491","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Inadama, Naoko"}],"nameIdentifiers":[{"nameIdentifier":"550492","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Yamaya, Taiga"}],"nameIdentifiers":[{"nameIdentifier":"550493","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Murayama, Hideo"}],"nameIdentifiers":[{"nameIdentifier":"550494","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"澁谷 憲悟","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"550495","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"吉田 英治","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"550496","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"錦戸 文彦","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"550497","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"鈴木 敏和","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"550498","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"津田 倫明","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"550499","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"稲玉 直子","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"550500","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"山谷 泰賀","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"550501","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"村山 秀雄","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"550502","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":"Limit of spatial resolution in FDG-PET due to annihilation photon non-collinearity.","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Limit of spatial resolution in FDG-PET due to annihilation photon non-collinearity."}]},"item_type_id":"10003","owner":"1","path":["2"],"pubdate":{"attribute_name":"公開日","attribute_value":"2008-05-24"},"publish_date":"2008-05-24","publish_status":"0","recid":"53946","relation_version_is_last":true,"title":["Limit of spatial resolution in FDG-PET due to annihilation photon non-collinearity."],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T23:06:40.524571+00:00"}