{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1360865814734844800.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.1126/science.ade8666"}},{"identifier":{"@type":"URI","@value":"https://www.science.org/doi/pdf/10.1126/science.ade8666"}},{"identifier":{"@type":"PMID","@value":"37319200"}}],"resourceType":"学術雑誌論文(journal article)","dc:title":[{"@value":"A younger and protracted emplacement of the Ontong Java Plateau"}],"description":[{"type":"abstract","notation":[{"@value":"<jats:p>\n            The submarine volcanic emplacement of the Ontong Java Plateau (OJP) is the suggested cause of Ocean Anoxic Event 1a (OAE 1a). However, no precise timing and duration exists for the formation of OJP, and its connection to OAE1a relies mainly on proxies in the sedimentary record. We provide high-precision\n            <jats:sup>40</jats:sup>\n            Ar/\n            <jats:sup>39</jats:sup>\n            Ar data from OJP drill and dredge sites that considerably improve OJP’s eruptive history. The ages determined from this work are as much as 10 million years younger than previous dates and indicate a protracted formation over at least 6 million years. OJP now appears too young to have caused OAE1a, but we suggest that it may have had a role in the later OAE1b. The protracted eruptive sequence has implications for the emplacement dynamics of OJP and other large igneous provinces.\n          </jats:p>"}]}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1380865814734844803","@type":"Researcher","foaf:name":[{"@value":"Peter C. Davidson"}],"jpcoar:affiliationName":[{"@value":"College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR, USA."}]},{"@id":"https://cir.nii.ac.jp/crid/1380865814734844805","@type":"Researcher","foaf:name":[{"@value":"Anthony A. P. Koppers"}],"jpcoar:affiliationName":[{"@value":"College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR, USA."}]},{"@id":"https://cir.nii.ac.jp/crid/1380865814734844801","@type":"Researcher","foaf:name":[{"@value":"Takashi Sano"}],"jpcoar:affiliationName":[{"@value":"National Museum of Nature and Science, Tsukuba, Japan."}]},{"@id":"https://cir.nii.ac.jp/crid/1380865814734844800","@type":"Researcher","foaf:name":[{"@value":"Takeshi Hanyu"}],"jpcoar:affiliationName":[{"@value":"Japan Agency for Marine-Earth Science and Technology, Yokosuka, Japan."}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"00368075"},{"@type":"EISSN","@value":"10959203"}],"prism:publicationName":[{"@value":"Science"}],"dc:publisher":[{"@value":"American Association for the Advancement of Science (AAAS)"}],"prism:publicationDate":"2023-06-16","prism:volume":"380","prism:number":"6650","prism:startingPage":"1185","prism:endingPage":"1188"},"reviewed":"false","dcterms:accessRights":"http://purl.org/coar/access_right/c_abf2","url":[{"@id":"https://www.science.org/doi/pdf/10.1126/science.ade8666"}],"createdAt":"2023-06-15","modifiedAt":"2024-01-16","project":[{"@id":"https://cir.nii.ac.jp/crid/1040282256970791680","@type":"Project","projectIdentifier":[{"@type":"KAKEN","@value":"18H03746"},{"@type":"JGN","@value":"JP18H03746"},{"@type":"URI","@value":"https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18H03746/"}],"notation":[{"@language":"ja","@value":"プルーム尾部の地質情報からマントルの大規模上昇を知る"},{"@language":"en","@value":"Detection of large upwelling in deep mantle from plume tail information"}]}],"relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1360011143546393728","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Osmium-isotope evidence for volcanism, weathering, and ocean mixing during the early Aptian OAE 1a"}]},{"@id":"https://cir.nii.ac.jp/crid/1360011145646032768","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"A redetermination of the isotopic abundances of atmospheric Ar"}]},{"@id":"https://cir.nii.ac.jp/crid/1360011145987635072","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Pin-pricking the elephant: evidence on the origin of the Ontong Java Plateau from Pb-Sr-Hf-Nd isotopic characteristics of ODP Leg 192 basalts"}]},{"@id":"https://cir.nii.ac.jp/crid/1360011146492307328","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Synchronizing Rock Clocks of Earth History"}]},{"@id":"https://cir.nii.ac.jp/crid/1360013171643748352","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"The Cretaceous Period"}]},{"@id":"https://cir.nii.ac.jp/crid/1360283693451387520","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Ontong Java Plateau eruption as a trigger for the early Aptian oceanic anoxic event"}]},{"@id":"https://cir.nii.ac.jp/crid/1360292618820767872","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Evolution of Mauna Kea Volcano, Hawaii: Petrologic and geochemical constraints on postshield volcanism"}]},{"@id":"https://cir.nii.ac.jp/crid/1360292620151321344","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Calcareous nannofossils and Mesozoic oceanic anoxic events"}]},{"@id":"https://cir.nii.ac.jp/crid/1360292621314197120","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Age and geochemistry of the oceanic Manihiki Plateau, SW Pacific: New evidence for a plume 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1184"}]},{"@id":"https://cir.nii.ac.jp/crid/1361699995811682944","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Contributions of Scientific Ocean Drilling to Understanding the Emplacement of Submarine Large Igneous Provinces and Their Effects on the Environment"}]},{"@id":"https://cir.nii.ac.jp/crid/1361699996038496640","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Geochemistry of oceanic anoxic events"}]},{"@id":"https://cir.nii.ac.jp/crid/1362262944904410368","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Impact origin for the greater Ontong Java Plateau?"}]},{"@id":"https://cir.nii.ac.jp/crid/1362262945079041024","@type":"Article","relationType":["references"],"jpcoar:relatedTitle":[{"@value":"Isotopic evidence for the origin of the Manihiki and Ontong Java oceanic 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