{"created":"2023-05-15T15:01:57.807029+00:00","id":84044,"links":{},"metadata":{"_buckets":{"deposit":"ec056b55-13b0-45b3-a993-85b4d9c7a1f9"},"_deposit":{"created_by":1,"id":"84044","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"84044"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00084044","sets":["1"]},"author_link":["1015010","1015021","1015018","1015011","1015012","1015013","1015016","1015017","1015015","1015014","1015019","1015020"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2021-06","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"12","bibliographicPageStart":"125016","bibliographicVolumeNumber":"66","bibliographic_titles":[{"bibliographic_title":"Physics in Medicine and Biology"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"In this study, we propose a staggered three-layer depth-of-interaction (DOI) detector with a 1 mm crystal pitch and 19.8 mm total crystal thickness for a high-resolution and high-sensitivity small animal in-beam PET scanner. A three-layered stacked LYSO scintillation array (0.9 × 0.9 × 6.6 mm3 crystals, 23 × 22 mm2 surface area)read out by a SiPM array (8 × 8 channels, 3 × 3 mm2 active area/channel and 50 μm microcell size)with data acquisition, signal processing and digitization performed using the PETsys Electronics Evaluations kit(based on the TOFPET v2c ASIC) builds a DOI LYSO detector block. The performance of the DOI detector was evaluated in terms of crystal resolvability, energy resolution, and coincidence resolving time (CRT). A comparative performance evaluation of the staggered three-layer LYSO block was conducted with two different SiPM arrays from KETEK and HAMAMATSU. 100% (KETEK) and 99.8% (HAMAMATSU) of the crystals were identified, by using a flood irradiation the front- and back-side. The average energy resolutions for the 1st, 2nd, and 3rd layers were 16.5 (±2.3)%, 20.9(±4.0)%, and 32.7 (±21.0)% (KETEK) and 19.3 (±3.5)%, 21.2 (±4.1)%, and 26.6 (±10.3)% (HAMAMATSU)for the used SiPM arrays. The measured CRTs(FWHM)for the 1st, 2nd, and 3rd layers were 532 (±111) ps, 463 (±108) ps, and 447 (±111) ps (KETEK) and 402 (±46) ps, 392 (±54) ps, and 408 (±196) ps(HAMAMATSU). In conclusion, the performance of the staggered three-layer DOI detector with 1 mm LYSO pitch and 19.8 mm total crystal thickness was fully characterized. The feasibility of a highly performing readout of a high resolution DOI PET detector via SiPM arrays from KETEK and HAMAMATSU employing the PETsys TOFPET v2c ASIC could be demonstrated.","subitem_description_type":"Abstract"}]},"item_8_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"IOP Publishing"}]},"item_8_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1088/1361-6560/abfbf3","subitem_relation_type_select":"DOI"}}]},"item_8_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://doi.org/10.1088/1361-6560/abfbf3","subitem_relation_type_select":"DOI"}}]},"item_8_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0031-9155","subitem_source_identifier_type":"ISSN"}]},"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":"Binder, Tim"}],"nameIdentifiers":[{"nameIdentifier":"1015010","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Kang, Hangyu"}],"nameIdentifiers":[{"nameIdentifier":"1015011","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Munetaka, Nitta"}],"nameIdentifiers":[{"nameIdentifier":"1015012","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Schneider, Florian"}],"nameIdentifiers":[{"nameIdentifier":"1015013","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Taiga, Yamaya"}],"nameIdentifiers":[{"nameIdentifier":"1015014","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Parodi, Katia"}],"nameIdentifiers":[{"nameIdentifier":"1015015","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Wiest, Florian"}],"nameIdentifiers":[{"nameIdentifier":"1015016","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"G Thirolf, Peter"}],"nameIdentifiers":[{"nameIdentifier":"1015017","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Kang, Hangyu","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1015018","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Munetaka, Nitta","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1015019","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Taiga, Yamaya","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1015020","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Parodi, Katia","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1015021","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":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"Performance evaluation of a staggered three-layer DOI PET detector using a 1 mm LYSO pitch with PETsys TOFPET2 ASIC: comparison of HAMAMATSU and KETEK SiPMs","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Performance evaluation of a staggered three-layer DOI PET detector using a 1 mm LYSO pitch with PETsys TOFPET2 ASIC: comparison of HAMAMATSU and KETEK SiPMs"}]},"item_type_id":"8","owner":"1","path":["1"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-07-19"},"publish_date":"2021-07-19","publish_status":"0","recid":"84044","relation_version_is_last":true,"title":["Performance evaluation of a staggered three-layer DOI PET detector using a 1 mm LYSO pitch with PETsys TOFPET2 ASIC: comparison of HAMAMATSU and KETEK SiPMs"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T18:44:49.588736+00:00"}