{"created":"2023-11-06T02:29:50.105978+00:00","id":2000285,"links":{},"metadata":{"_buckets":{"deposit":"442a0561-5ea0-4fe9-a517-c0ddf918da07"},"_deposit":{"created_by":9,"id":"2000285","owners":[9],"pid":{"revision_id":0,"type":"depid","value":"2000285"},"status":"published"},"_oai":{"id":"oai:miyazaki-u.repo.nii.ac.jp:02000285","sets":["73","73:36","73:36:330","73:36:330:1699234090549"]},"author_link":["28124","30347","12634","34012","33015"],"item_10002_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2023-10-27","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"69","bibliographicPageStart":"65","bibliographicVolumeNumber":"52","bibliographic_titles":[{"bibliographic_title":"宮崎大学工学部紀要","bibliographic_titleLang":"ja"},{"bibliographic_title":"Memoirs of Faculty of Engineering, University of Miyazaki","bibliographic_titleLang":"en"}]}]},"item_10002_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"The aim of this study is to develop a small, inexpensive borehole seismometer that can accurately measure the shot-period velocity signal of three directions. The prototype developed in prior research is composed of a biaxial horizontal electromagnetic sensor in conical pendulum form and a vertical electromagnetic sensor installed on the pendulum axis. The performance of the prototype has been verified experimentally, however, the accuracy of the measurement became degraded due to the elastic vibration and residual vibration of the pendulum axis. As a countermeasure for this problem, the prototype has been improved such as increasing the rigidity of the pendulum axis and adding a magnetic attenuation. In the paper, the performance of the improved prototype was evaluated based on the verification experiment results.","subitem_description_language":"en","subitem_description_type":"Abstract"}]},"item_10002_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"宮崎大学工学部","subitem_publisher_language":"ja"},{"subitem_publisher":"Faculty of Engineering, University of Miyazaki","subitem_publisher_language":"en"}]},"item_10002_source_id_11":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA00732558","subitem_source_identifier_type":"NCID"}]},"item_10002_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"05404924","subitem_source_identifier_type":"ISSN"}]},"item_10002_version_type_20":{"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":"吉松, 爽杜","creatorNameLang":"ja"},{"creatorName":"ヨシマツ, アキト","creatorNameLang":"ja-Kana"},{"creatorName":"Yoshimatsu, Akito","creatorNameLang":"en"}]},{"creatorNames":[{"creatorName":"Bonkobara, Yasuhiro","creatorNameLang":"en"},{"creatorName":"盆子原, 康博","creatorNameLang":"ja"},{"creatorName":"ボンコバラ, ヤスヒロ","creatorNameLang":"ja-Kana"}],"familyNames":[{},{},{}],"givenNames":[{},{},{}],"nameIdentifiers":[{},{}]},{"creatorNames":[{"creatorName":"上岡, 野歩","creatorNameLang":"ja"},{"creatorName":"ウエオカ, ノボ","creatorNameLang":"ja-Kana"},{"creatorName":"Ueoka, Nobo","creatorNameLang":"en"}]},{"creatorNames":[{"creatorName":"濵畑, 貴之","creatorNameLang":"ja"},{"creatorName":"ハマハタ, タカユキ","creatorNameLang":"ja-Kana"},{"creatorName":"Hamahata, Takayuki","creatorNameLang":"en"}],"familyNames":[{},{},{}],"givenNames":[{},{},{}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Sakai, Kentaro","creatorNameLang":"en"},{"creatorName":"境, 健太郎","creatorNameLang":"ja"},{"creatorName":"サカイ, ケンタロウ","creatorNameLang":"ja-Kana"}],"familyNames":[{},{},{}],"givenNames":[{},{},{}],"nameIdentifiers":[{},{}]},{"creatorNames":[{"creatorName":"中野, 敦","creatorNameLang":"ja"},{"creatorName":"ナカノ, アツシ","creatorNameLang":"ja-Kana"},{"creatorName":"Nakano, Atsushi","creatorNameLang":"en"}],"familyNames":[{},{},{}],"givenNames":[{},{},{}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"寺薗, 信一","creatorNameLang":"ja"},{"creatorName":"テラゾノ, シンイチ","creatorNameLang":"ja-Kana"},{"creatorName":"Terazono, Shinichi","creatorNameLang":"en"}],"familyNames":[{},{},{}],"givenNames":[{},{},{}],"nameIdentifiers":[{}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_access","date":[{"dateType":"Available","dateValue":"2023-11-06"}],"filename":"工学部紀要52号065.pdf","filesize":[{"value":"1.8 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"本文","objectType":"fulltext","url":"https://miyazaki-u.repo.nii.ac.jp/record/2000285/files/工学部紀要52号065.pdf"},"version_id":"cb14240b-f88a-4672-a2e8-788f469af962"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"Mechanism","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"Seismic system","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"Seismometer","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"Halbach magnet array","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"Nonlinear spring","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":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"Development of Borehole Seismometer Using Conical Pendulum to Three-Component Velocity Measurement","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Development of Borehole Seismometer Using Conical Pendulum to Three-Component Velocity Measurement","subitem_title_language":"en"},{"subitem_title":"円錐振り子を利用した3 成分速度型ボアホール地震計の開発","subitem_title_language":"ja"}]},"item_type_id":"10002","owner":"9","path":["73","36","330","1699234090549"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2023-11-01"},"publish_date":"2023-11-01","publish_status":"0","recid":"2000285","relation_version_is_last":true,"title":["Development of Borehole Seismometer Using Conical Pendulum to Three-Component Velocity Measurement"],"weko_creator_id":"9","weko_shared_id":-1},"updated":"2023-11-08T05:38:31.697358+00:00"}