{"created":"2023-06-19T10:29:38.662075+00:00","id":1745,"links":{},"metadata":{"_buckets":{"deposit":"7e4a0973-477d-4ad2-ab98-13998ee27c17"},"_deposit":{"created_by":31,"id":"1745","owners":[31],"pid":{"revision_id":0,"type":"depid","value":"1745"},"status":"published"},"_oai":{"id":"oai:kwmed.repo.nii.ac.jp:00001745","sets":["1709617079800:38:573"]},"author_link":["108473","108474"],"item_1694495855422":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_type":"VoR"}]},"item_3_biblio_info_12":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2002","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"28","bibliographicPageEnd":"38","bibliographicPageStart":"31","bibliographic_titles":[{"bibliographic_title":"川崎医学会誌. 一般教養篇","bibliographic_titleLang":"ja"},{"bibliographic_title":"Kawasaki medical journal. Liberal arts & science course","bibliographic_titleLang":"en"}]}]},"item_3_relation_20":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://doi.org/10.11482/KMJ-LAS(28)31","subitem_relation_type_select":"DOI"}}]},"item_3_source_id_1":{"attribute_name":"雑誌書誌ID","attribute_value_mlt":[{"subitem_source_identifier":"AN00045618","subitem_source_identifier_type":"NCID"},{"subitem_source_identifier":"AN12940585","subitem_source_identifier_type":"NCID"}]},"item_3_source_id_19":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0386-5398","subitem_source_identifier_type":"PISSN"},{"subitem_source_identifier":"2758-0903","subitem_source_identifier_type":"EISSN"}]},"item_3_text_6":{"attribute_name":"著者所属(日)","attribute_value_mlt":[{"subitem_text_language":"ja","subitem_text_value":"川崎医科大学情報科学教室:川崎医学会"}]},"item_3_text_7":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_language":"en","subitem_text_value":"Department of Information Sciences, Kawasaki Medical School:KAWASAKI MEDICAL SOCIETY"}]},"item_3_textarea_10":{"attribute_name":"抄録(日)","attribute_value_mlt":[{"subitem_textarea_language":"ja","subitem_textarea_value":"新たに製作した容器を接続したステンレス鋼真空容器の常温排気特性を調べた。特性は10回繰り返して測定し,1回当たりの排気時間は6時間である。その結果,初期排気特性はp=pot^<-0.93>と表され,時間のべき乗則に従っていた。また,初期排気で,排気時間1時間と6時間での気体放出速度は,各々1.6×10^<-4>(Pam^3s^<-1>m^<-2>),3.3×10^<-5>(Pam^3s^<-1>m^<-2>)であった。これらの値は,従来文献に記載されている値と同じ範囲にあった。10回目の排気後に更に49時間の排気を実施し,到達圧力は1.3×10^<-5>(Pa)であった。これら複数の真空特性から,この真空容器は真空の観点から健全であることが確かめられた。また,一連の排気特性を比較した結果,大気開放状態から常温で3回の予備排気を行うことにより,4回目以降の排気ではほぼ一定の排気特性が得られることが分かった。"}]},"item_3_textarea_11":{"attribute_name":"抄録(英)","attribute_value_mlt":[{"subitem_textarea_language":"en","subitem_textarea_value":"A stainless steel vacuum vessel was extended and its pumpdown characteristics were investigated in unbaked condition. A change in pressure was measured during a pumping period of 6 hours, and measurements were repeated ten times continuously. The observed pressure p in the initial pumpdown obeyed a power law of time : p=pot^α and α got 0.93. The outgassing rates were 1.6x10^<-4> (Pam^3s^<-1>m^<-2>) and 3.3x10^<-5> (Pam^3s^<-1>m^<-2>) at pumping times of 1 hour and 6 hours in the initial pumpdown, respectively. These values lay in the same range as reference values recorded in papers. The vacuum pumping for 49 hours was made after the 10th pumpdown and the pressure fell to 1.3xlO^<-5>(Pa) ultimately. From these results, the vessel was verified to be sound and reliable from the point of vacuum. Comparing a series of pumpdown characteristics of the unbaked vacuum vessel, nearly the same characteristics could be obtained after preliminary vacuum pumping was performed three times."}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"虫明, 基","creatorNameLang":"ja"},{"creatorName":"ムシアキ, モトイ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"108473","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"MUSHIAKI, Motoi","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"108474","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":"2017-01-23"}],"displaytype":"detail","filename":"KJ00000069727.pdf","filesize":[{"value":"481.2 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"KJ00000069727.pdf","objectType":"fulltext","url":"https://kwmed.repo.nii.ac.jp/record/1745/files/KJ00000069727.pdf"},"version_id":"636e8057-ed60-4c3d-a76f-9e17c5ddb88d"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"排気特性","subitem_subject_language":"ja","subitem_subject_scheme":"Other"},{"subitem_subject":"非ベーク真空容器","subitem_subject_language":"ja","subitem_subject_scheme":"Other"},{"subitem_subject":"ステンレス鋼","subitem_subject_language":"ja","subitem_subject_scheme":"Other"},{"subitem_subject":"pumpdown characteristics","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"unbaked vacuum vessel","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"stainless steel","subitem_subject_language":"en","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":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"<原著>ステンレス鋼真空容器の常温排気特性","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"<原著>ステンレス鋼真空容器の常温排気特性","subitem_title_language":"ja"},{"subitem_title":"Pumpdown Characteristics of an Unbaked Stainless Steel Vacuum Vessel","subitem_title_language":"en"}]},"item_type_id":"3","owner":"31","path":["573"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2017-01-23"},"publish_date":"2017-01-23","publish_status":"0","recid":"1745","relation_version_is_last":true,"title":["<原著>ステンレス鋼真空容器の常温排気特性"],"weko_creator_id":"31","weko_shared_id":-1},"updated":"2023-09-12T05:30:31.452025+00:00"}