{"created":"2023-05-15T14:38:16.844208+00:00","id":49397,"links":{},"metadata":{"_buckets":{"deposit":"c924c304-03d3-485d-95bb-702dc1d01b6a"},"_deposit":{"created_by":1,"id":"49397","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"49397"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00049397","sets":["1"]},"author_link":["873096","873092","873097","873094","873093","873090","873091","873095","873098","873099"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2018-10","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"8","bibliographic_titles":[{"bibliographic_title":"Scientific Reports"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"The nitrogen-vacancy (NV) centre in diamond is a promising candidate for quantum computing applications and magnetic sensing applications, because it is an atomic-scale defect with stable coherence time (T2) and reliable accessibility at room temperature. We demonstrated a method for improving the NV spin properties (the full width half maximum (FWHM) value of the magnetic resonance spectrum and T2) through a near-field (NF) etching method under ambient conditions. The near-field etching method, based on a He-Cd ultraviolet laser (325 nm), which is longer than the absorption edge of the oxygen molecule, enabled selective removal of defects on the nanodiamond surface. We observed a decrease in the FWHM value close to 15% and an increase in T2 close to 25%. Since our technique can be easily reproduced, a wide range of NV centre applications could be improved, especially magnetic sensing applications. Our results are especially attractive, because they have been obtained under ambient conditions and only require a light source with wavelength slightly above the O2 absorption edge.","subitem_description_type":"Abstract"}]},"item_8_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"Nature Publishing Group"}]},"item_8_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1038/s41598-018-34158-4","subitem_relation_type_select":"DOI"}}]},"item_8_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://www.nature.com/articles/s41598-018-34158-4","subitem_relation_type_select":"URI"}}]},"item_8_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2045-2322","subitem_source_identifier_type":"ISSN"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Brandenburg, Felix"}],"nameIdentifiers":[{"nameIdentifier":"873090","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Nagumo, Ryosuke"}],"nameIdentifiers":[{"nameIdentifier":"873091","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Saichi, Kota"}],"nameIdentifiers":[{"nameIdentifier":"873092","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Tahara, Kosuke"}],"nameIdentifiers":[{"nameIdentifier":"873093","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Iwasaki, Takayuki"}],"nameIdentifiers":[{"nameIdentifier":"873094","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Hatano, Mutsuko"}],"nameIdentifiers":[{"nameIdentifier":"873095","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Jelezko, Fedor"}],"nameIdentifiers":[{"nameIdentifier":"873096","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Igarashi , Ryuji"}],"nameIdentifiers":[{"nameIdentifier":"873097","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Yatsui, Takashi"}],"nameIdentifiers":[{"nameIdentifier":"873098","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Igarashi, Ryuji","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"873099","nameIdentifierScheme":"WEKO"}]}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"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":"Improving the electron spin properties of nitrogen-vacancy centres in nanodiamonds by near-field etching","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Improving the electron spin properties of nitrogen-vacancy centres in nanodiamonds by near-field etching"}]},"item_type_id":"8","owner":"1","path":["1"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-09-13"},"publish_date":"2018-09-13","publish_status":"0","recid":"49397","relation_version_is_last":true,"title":["Improving the electron spin properties of nitrogen-vacancy centres in nanodiamonds by near-field etching"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T21:49:53.626555+00:00"}