{"created":"2023-07-25T11:05:39.340413+00:00","id":8971,"links":{},"metadata":{"_buckets":{"deposit":"f7918843-c97c-4838-a68b-f2e52d5563d8"},"_deposit":{"created_by":4,"id":"8971","owners":[4],"pid":{"revision_id":0,"type":"depid","value":"8971"},"status":"published"},"_oai":{"id":"oai:nipr.repo.nii.ac.jp:00008971","sets":["1259:906:1236:1116"]},"author_link":["15777","15775"],"item_1_alternative_title_5":{"attribute_name":"論文名よみ","attribute_value_mlt":[{"subitem_alternative_title":"ショウワキチ ニオケル タイキチュウ ノ メタン ノウド ノ レンゾク カンソク"}]},"item_1_biblio_info_14":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1997-03","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicPageEnd":"230","bibliographicPageStart":"221","bibliographicVolumeNumber":"41","bibliographic_titles":[{"bibliographic_title":"南極資料"},{"bibliographic_title":"Antarctic Record","bibliographic_titleLang":"en"}]}]},"item_1_creator_6":{"attribute_name":"著者名(日)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"青木, 周司"},{"creatorName":"アオキ, シュウジ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{}]}]},"item_1_creator_8":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Aoki, Shuhji","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_1_description_1":{"attribute_name":"ページ属性","attribute_value_mlt":[{"subitem_description":"P(論文)","subitem_description_type":"Other"}]},"item_1_description_11":{"attribute_name":"抄録(日)","attribute_value_mlt":[{"subitem_description":"昭和基地における大気中のメタン濃度の高精度連続観測は1988年2月に開始された。メタン濃度の日変化は1年を通して全く観測されなかったが, 数日周期で振幅が最大でも5ppbv程度の不規則な変動は見られた。メタン濃度は夏に最低値, 冬に最高値が出現するきれいな季節変化をしており, 平均振幅は30ppbvであった。メタン濃度は経年的に増加しており, 1988年から1992年までの平均増加率は10.4ppbv yr^<-1>であった。","subitem_description_type":"Other"}]},"item_1_description_12":{"attribute_name":"抄録(英)","attribute_value_mlt":[{"subitem_description":"Precise and continuous measurement of atmospheric CH_4 concentration was initiated at Syowa Station in February 1988. A diurnal variation of CH_4 concentration was not observable throughout the year, but irregular variations with periods of a few days and an amplitude of about 5ppbv at most were sometimes observed. A regular seasonal cycle of CH_4 concentration with a winter maximum and a summer minimum was clearly seen. The peak-to-peak amplitude of the averaged seasonal cycle was 30ppbv. CH_4 concentration was secularly increasing; the mean rate of the increase between 1988 and 1992 was 10.4ppbv yr^<-1>.","subitem_description_type":"Other"}]},"item_1_identifier_registration":{"attribute_name":"ID登録","attribute_value_mlt":[{"subitem_identifier_reg_text":"10.15094/00008971","subitem_identifier_reg_type":"JaLC"}]},"item_1_source_id_13":{"attribute_name":"雑誌書誌ID","attribute_value_mlt":[{"subitem_source_identifier":"AN00181831","subitem_source_identifier_type":"NCID"}]},"item_1_source_id_20":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"00857289","subitem_source_identifier_type":"ISSN"}]},"item_1_subject_21":{"attribute_name":"国際十進分類法","attribute_value_mlt":[{"subitem_subject":"551.5","subitem_subject_scheme":"UDC"}]},"item_1_text_10":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_language":"en","subitem_text_value":"Center for Atmospheric and Oceanic Studies, Faculty of Science, Tohoku University"}]},"item_1_text_9":{"attribute_name":"著者所属(日)","attribute_value_mlt":[{"subitem_text_value":"東北大学理学部大気海洋変動観測研究センター"}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"1997-03-01"}],"displaytype":"detail","filename":"KJ00000140320.pdf","filesize":[{"value":"300.6 kB"}],"format":"application/pdf","licensetype":"license_6","mimetype":"application/pdf","url":{"label":"KJ00000140320","url":"https://nipr.repo.nii.ac.jp/record/8971/files/KJ00000140320.pdf"},"version_id":"001085c6-d6bf-47aa-8855-e27365bce401"}]},"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":"昭和基地における大気中のメタン濃度の連続観測","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"昭和基地における大気中のメタン濃度の連続観測"},{"subitem_title":"Continuous measurement of atmospheric CH4 concentration at Syowa Station","subitem_title_language":"en"}]},"item_type_id":"1","owner":"4","path":["1116"],"pubdate":{"attribute_name":"公開日","attribute_value":"1997-03-01"},"publish_date":"1997-03-01","publish_status":"0","recid":"8971","relation_version_is_last":true,"title":["昭和基地における大気中のメタン濃度の連続観測"],"weko_creator_id":"4","weko_shared_id":4},"updated":"2023-07-25T13:13:41.196862+00:00"}