{"created":"2023-06-28T07:20:34.399936+00:00","id":29,"links":{},"metadata":{"_buckets":{"deposit":"a72d7e53-f226-4533-bb0f-28f987485159"},"_deposit":{"created_by":2,"id":"29","owners":[2],"pid":{"revision_id":0,"type":"depid","value":"29"},"status":"published"},"_oai":{"id":"oai:gchs.repo.nii.ac.jp:00000029","sets":["10:11:14"]},"author_link":["199","198","202","203","197","205","207","195","204","206","208","201","196","200"],"item_3_alternative_title_12":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"Characteristics of the Glass Dosimeter GD-352M in X-ray Diagnosis"}]},"item_3_biblio_info_6":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2008-03","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"19","bibliographicPageStart":"11","bibliographicVolumeNumber":"3","bibliographic_titles":[{"bibliographic_title":"群馬県立県民健康科学大学紀要"}]}]},"item_3_description_14":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"subitem_description":"Article","subitem_description_type":"Other"}]},"item_3_description_3":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"目的:地域施設のX線検査被ばく線量の測定をガラス線量計により行うことを目的に,ガラス線量計の特性を調べ有用性と留意点について検討した.方法:ガラス素子(GD-352)の感度均一性,素子個々の繰り返し再現性,線量直線性,エネルギー特性について電離箱線量計と比較測定した.また,照射後の経過時間におけるビルドアップの形成とアニーリング後の自然積算線量について調べた.結果:繰り返し再現性は約±5%であった.線量直線性は良いが低線量,低管電圧で測定値のばらつきが大きくなる.補償フィルタによる吸収で感度は25keVで約20%低下し,17keVで約50%低下した.ガラス素子の室温におけるビルドアップは24時間経過すると約98%完了する.自然放射線による蓄積線量は約1.7μGy/日であった.結論:低管電庄と低線量により検査される小児の測定では,測定値のばらつきが大きくなるため注意が必要である.マンモグラフィ領域の使用では,新たなエネルギー補償フィルタ物質と感度の調整が必要である.","subitem_description_type":"Abstract"},{"subitem_description":"Object: To measure the exposure dose of X-ray equipment at our facility, we examined the characteristics of the glass dosimeter, and considered the usefulness and potential hazards associated with this equipment. Methods: An ionization chamber dosimeter was used to measure sensitivity, uniformity, repeatability, reproducibility, dose linearity, and energy characteristics of individual glass dosimetry elements (GD-352). We also studied build up of radiation dose and integral dose over time after annealing. Results : The repetition reproducibility was approximately ±5%. Although the dose linearity was good, dispersion of the measured value increased at low doses and low tube voltages. The compensating filter reduced absorption sensitivity by about 20% at 25 keV and by about 50% at 17 keV. After 24 hours, build up at room temperature for the glass element was approximately 98%. Accumulated dose in terms of natural radiation was approximately 1.7μGy/day. Conclusions: Since dispersion of the measured value increases at low tube voltages and low doses, attention is necessary when using the GD-352 to perform imaging studies of infants. In order to use the GD-352 in mammography, a new energy compensating filter material with increased sensitivity should be developed.","subitem_description_type":"Abstract"}]},"item_3_description_4":{"attribute_name":"内容記述","attribute_value_mlt":[{"subitem_description":"原著","subitem_description_type":"Other"}]},"item_3_description_5":{"attribute_name":"引用","attribute_value_mlt":[{"subitem_description":"群馬県立県民健康科学大学紀要 3,11-19,2008","subitem_description_type":"Other"}]},"item_3_publisher_13":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"群馬県立県民健康科学大学"}]},"item_3_source_id_7":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"1881-0691","subitem_source_identifier_type":"ISSN"}]},"item_3_source_id_8":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA12136570","subitem_source_identifier_type":"NCID"}]},"item_3_version_type_10":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"河原田, 泰尋"}],"nameIdentifiers":[{"nameIdentifier":"195","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"阿部, 真衣子"}],"nameIdentifiers":[{"nameIdentifier":"196","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小澤, 慶子"}],"nameIdentifiers":[{"nameIdentifier":"197","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小野, 絵理"}],"nameIdentifiers":[{"nameIdentifier":"198","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"根岸, 徹"}],"nameIdentifiers":[{"nameIdentifier":"199","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"長島, 宏幸"}],"nameIdentifiers":[{"nameIdentifier":"200","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"五十嵐, 博"}],"nameIdentifiers":[{"nameIdentifier":"201","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"kawaharada, Yasuhiro","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"202","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Abe, Maiko","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"203","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ozawa, Keiko","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"204","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ono, Eri","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"205","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Negishi, Toru","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"206","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Nagashima, Hiroyuki","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"207","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Igarashi, Hiroshi","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"208","nameIdentifierScheme":"WEKO"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2021-03-09"}],"displaytype":"detail","filename":"KJ00005071945.pdf","filesize":[{"value":"633.7 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"KJ00005071945.pdf","url":"https://gchs.repo.nii.ac.jp/record/29/files/KJ00005071945.pdf"},"version_id":"5827ab58-2353-46c6-ac8e-98586aeaccdd"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"蛍光ガラス線量計","subitem_subject_scheme":"Other"},{"subitem_subject":"エネルギー依存性","subitem_subject_scheme":"Other"},{"subitem_subject":"ガラス素子","subitem_subject_scheme":"Other"},{"subitem_subject":"Radio photo luminescence glass dosimeter","subitem_subject_scheme":"Other"},{"subitem_subject":"Energy dependency","subitem_subject_scheme":"Other"},{"subitem_subject":"Glass element","subitem_subject_scheme":"Other"}]},"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":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"X線診断領域におけるガラス線量計(GD-352M)の諸特性","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"X線診断領域におけるガラス線量計(GD-352M)の諸特性"}]},"item_type_id":"3","owner":"2","path":["14"],"pubdate":{"attribute_name":"公開日","attribute_value":"2012-02-20"},"publish_date":"2012-02-20","publish_status":"0","recid":"29","relation_version_is_last":true,"title":["X線診断領域におけるガラス線量計(GD-352M)の諸特性"],"weko_creator_id":"2","weko_shared_id":-1},"updated":"2023-06-28T07:26:00.767388+00:00"}