{"created":"2021-03-01T06:40:29.937980+00:00","id":22762,"links":{},"metadata":{"_buckets":{"deposit":"5b49b953-9ac9-4d49-b1a8-d7c4b0fa199f"},"_deposit":{"id":"22762","owners":[],"pid":{"revision_id":0,"type":"depid","value":"22762"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00022762","sets":["171:1108:2022:2034","9:504:1111:2024:2035"]},"item_4_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1964-07-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"7","bibliographicPageEnd":"193","bibliographicPageStart":"189","bibliographicVolumeNumber":"16","bibliographic_titles":[{"bibliographic_title":"生産研究"}]}]},"item_4_description_13":{"attribute_name":"フォーマット","attribute_value_mlt":[{"subitem_description":"application/pdf","subitem_description_type":"Other"}]},"item_4_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"宇宙通信受信機用低雑音増幅器の開発のために,液体窒素冷却パラメトリック増幅器を試作した.ダイオードの自己共振周波数をアイドラ周波数とし,信号・アイドラ両回路を同軸回路で構成することによって,広帯域増幅特性を得た.15db利得のときの帯域幅80Mc,常温雑音指数2.82db,液体窒素温度雑音指数0.86dbが測定された.","subitem_description_type":"Abstract"}]},"item_4_publisher_20":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"東京大学生産技術研究所"}]},"item_4_source_id_10":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00127075","subitem_source_identifier_type":"NCID"}]},"item_4_source_id_8":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0037105X","subitem_source_identifier_type":"ISSN"}]},"item_4_subject_15":{"attribute_name":"日本十進分類法","attribute_value_mlt":[{"subitem_subject":"500","subitem_subject_scheme":"NDC"}]},"item_4_text_21":{"attribute_name":"出版者別名","attribute_value_mlt":[{"subitem_text_value":"Institute of Industrial Science. University of Tokyo"}]},"item_4_text_4":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"アメリカ・ベル電話研究所"},{"subitem_text_value":"東京大学生産技術研究所 超短波工学 |Institute of Industrial Science. University of Tokyo"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"黒川, 兼行"}],"nameIdentifiers":[{"nameIdentifier":"114646","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"浜崎, 襄二"}],"nameIdentifiers":[{"nameIdentifier":"114647","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"赤尾, 宗一"}],"nameIdentifiers":[{"nameIdentifier":"114648","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":"2017-06-26"}],"displaytype":"detail","filename":"sk016007001.pdf","filesize":[{"value":"473.2 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"sk016007001.pdf","url":"https://repository.dl.itc.u-tokyo.ac.jp/record/22762/files/sk016007001.pdf"},"version_id":"8dade7c9-9aae-426d-9709-d5d2676118c8"}]},"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":"研究解説 : 液体窒素冷却ダイオード型パラメトリック増幅器の実験","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"研究解説 : 液体窒素冷却ダイオード型パラメトリック増幅器の実験"}]},"item_type_id":"4","owner":"1","path":["2034","2035"],"pubdate":{"attribute_name":"公開日","attribute_value":"2009-12-24"},"publish_date":"2009-12-24","publish_status":"0","recid":"22762","relation_version_is_last":true,"title":["研究解説 : 液体窒素冷却ダイオード型パラメトリック増幅器の実験"],"weko_creator_id":"1","weko_shared_id":null},"updated":"2022-12-19T04:00:49.176476+00:00"}