{"@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/1363670320321142144.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.1126/science.1058450"}},{"identifier":{"@type":"URI","@value":"https://www.science.org/doi/pdf/10.1126/science.1058450"}},{"identifier":{"@type":"PMID","@value":"11292867"}}],"dc:title":[{"@value":"Carbon Dioxide Degassing by Advective Flow from Usu Volcano, Japan"}],"description":[{"type":"abstract","notation":[{"@value":"<jats:p>\n            Magmatic carbon dioxide (CO\n            <jats:sub>2</jats:sub>\n            ) degassing has been documented before the 31 March 2000 eruption of Usu volcano, Hokkaido, Japan. Six months before the eruption, an increase in CO\n            <jats:sub>2</jats:sub>\n            flux was detected on the summit caldera, from 120 (September 1998) to 340 metric tons per day (September 1999), followed by a sudden decrease to 39 metric tons per day in June 2000, 3 months after the eruption. The change in CO\n            <jats:sub>2</jats:sub>\n            flux and seismic observations suggests that before the eruption, advective processes controlled gas migration toward the surface. The decrease in flux after the eruption at the summit caldera could be due to a rapid release of CO\n            <jats:sub>2</jats:sub>\n            during the eruption from ascending dacitic dikes spreading away from the magma chamber beneath the caldera.\n          </jats:p>"}]}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1383670320321142148","@type":"Researcher","foaf:name":[{"@value":"P. A. Hernández"}],"jpcoar:affiliationName":[{"@value":"Laboratory for Earthquake Chemistry, Graduate School of Science, University of Tokyo, Bunkyo-Ku 113-0033, Tokyo, Japan."},{"@value":"Environmental Research Division, Instituto Tecnológico y de Energı́as Renovables, 38611 Granadilla de Abona, Santa Cruz de Tenerife, Spain."}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321142149","@type":"Researcher","foaf:name":[{"@value":"K. Notsu"}],"jpcoar:affiliationName":[{"@value":"Laboratory for Earthquake Chemistry, Graduate School of Science, University of Tokyo, Bunkyo-Ku 113-0033, Tokyo, Japan."}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321142274","@type":"Researcher","foaf:name":[{"@value":"J. M. Salazar"}],"jpcoar:affiliationName":[{"@value":"Environmental Research Division, Instituto Tecnológico y de Energı́as Renovables, 38611 Granadilla de Abona, Santa Cruz de Tenerife, Spain."}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321142147","@type":"Researcher","foaf:name":[{"@value":"T. Mori"}],"jpcoar:affiliationName":[{"@value":"Laboratory for Earthquake Chemistry, Graduate School of Science, University of Tokyo, Bunkyo-Ku 113-0033, Tokyo, Japan."}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321142146","@type":"Researcher","foaf:name":[{"@value":"G. Natale"}],"jpcoar:affiliationName":[{"@value":"Laboratory for Earthquake Chemistry, Graduate School of Science, University of Tokyo, Bunkyo-Ku 113-0033, Tokyo, Japan."}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321142144","@type":"Researcher","foaf:name":[{"@value":"H. Okada"}],"jpcoar:affiliationName":[{"@value":"Usu Volcano Observatory, Hokkaido University, Sohbetsu-cho, Hokkaido 052-0103, Hokkaido, Japan."}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321142150","@type":"Researcher","foaf:name":[{"@value":"G. Virgili"}],"jpcoar:affiliationName":[{"@value":"WEST Systems, Via Molise 3, 56025 Pontedera (PI), Italy."}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321142273","@type":"Researcher","foaf:name":[{"@value":"Y. Shimoike"}],"jpcoar:affiliationName":[{"@value":"Laboratory for Earthquake Chemistry, Graduate School of Science, University of Tokyo, Bunkyo-Ku 113-0033, Tokyo, Japan."}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321142145","@type":"Researcher","foaf:name":[{"@value":"M. Sato"}],"jpcoar:affiliationName":[{"@value":"Laboratory for Earthquake Chemistry, Graduate School of Science, University of Tokyo, Bunkyo-Ku 113-0033, Tokyo, Japan."}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321142272","@type":"Researcher","foaf:name":[{"@value":"N. M. Pérez"}],"jpcoar:affiliationName":[{"@value":"Environmental Research Division, Instituto Tecnológico y de Energı́as Renovables, 38611 Granadilla de Abona, Santa Cruz de Tenerife, Spain."}]}],"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":"2001-04-06","prism:volume":"292","prism:number":"5514","prism:startingPage":"83","prism:endingPage":"86"},"reviewed":"false","url":[{"@id":"https://www.science.org/doi/pdf/10.1126/science.1058450"}],"createdAt":"2002-07-27","modifiedAt":"2024-01-09","relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1360285706225063936","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Dynamics of diffuse carbon dioxide emissions from Cumbre Vieja volcano, La 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