{"@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/1361981470115747328.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.1038/157691a0"}},{"identifier":{"@type":"URI","@value":"https://www.nature.com/articles/157691a0.pdf"}},{"identifier":{"@type":"URI","@value":"https://www.nature.com/articles/157691a0"}},{"identifier":{"@type":"NAID","@value":"30031815055"}}],"dc:title":[{"@value":"Two Anomalies in the Ionosphere"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1381981470115747328","@type":"Researcher","foaf:name":[{"@value":"EDWARD V. APPLETON"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"00280836"},{"@type":"EISSN","@value":"14764687"}],"prism:publicationName":[{"@value":"Nature"}],"dc:publisher":[{"@value":"Springer Science and Business Media LLC"}],"prism:publicationDate":"1946-05-25","prism:volume":"157","prism:number":"3995","prism:startingPage":"691","prism:endingPage":"691"},"reviewed":"false","dc:rights":["https://www.springernature.com/gp/researchers/text-and-data-mining","https://www.springernature.com/gp/researchers/text-and-data-mining"],"url":[{"@id":"https://www.nature.com/articles/157691a0.pdf"},{"@id":"https://www.nature.com/articles/157691a0"}],"createdAt":"2008-01-02","modifiedAt":"2025-04-10","relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1360004229807275392","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"A proposal on the study of solar‐terrestrial coupling processes with atmospheric radars and ground‐based observation network"}]},{"@id":"https://cir.nii.ac.jp/crid/1360004231986769280","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Development of multivariate ionospheric TEC forecasting algorithm using linear time series model and ARMA over low-latitude GNSS station"}]},{"@id":"https://cir.nii.ac.jp/crid/1360021391886391808","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"$$\\textrm{O}^+$$ density distribution in the nightside ionosphere reconstructed from ISS-IMAP/EUVI data"}]},{"@id":"https://cir.nii.ac.jp/crid/1360283691685047680","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Observations and model calculations of the<i>F</i><sub>3</sub>layer in the Southeast Asian equatorial ionosphere"}]},{"@id":"https://cir.nii.ac.jp/crid/1360285707222036992","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Morphology of the equatorial ionization anomaly in Africa and Middle East due to a sudden stratospheric warming event"}]},{"@id":"https://cir.nii.ac.jp/crid/1360285708261620224","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Super plasma fountain and equatorial ionization anomaly during penetration electric field"}]},{"@id":"https://cir.nii.ac.jp/crid/1360298757432498176","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Using Van Allen Probes and Arase Observations to Develop an Empirical Plasma Density Model in the Inner Zone"}]},{"@id":"https://cir.nii.ac.jp/crid/1360306904387816320","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Responses of the Daytime Low and Equatorial Ionosphere and Thermosphere Over the Indian Region During the Geomagnetic Storm of April 2023"}]},{"@id":"https://cir.nii.ac.jp/crid/1360565166662384256","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Ionospheric and thermospheric storms at equatorial latitudes observed by CHAMP, ROCSAT, and DMSP"}]},{"@id":"https://cir.nii.ac.jp/crid/1360584339750694656","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Responses of the African-European equatorial-, low-, mid-, and high-latitude ionosphere to geomagnetic storms of 2013, 2015 St Patrick’s Days, 1 June 2013, and 7 October 2015"}]},{"@id":"https://cir.nii.ac.jp/crid/1360865815483929600","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Ionosphere-thermosphere interaction"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282681489238784","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Ionization ledge structures observed in the equatorial anomaly region by using PPS system on-board the Ohzora (EXOS-C) satellite"}]},{"@id":"https://cir.nii.ac.jp/crid/1520010380698266496","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@value":"Relative effects of electric field and neutral wind on positive ionospheric storms"},{"@language":"ja-Kana","@value":"Relative effects of electric field and neutral wind on positive ionospheric storms"}]},{"@id":"https://cir.nii.ac.jp/crid/1520010380795438464","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@value":"The effect of non-migrating tides on the morphology of the equatorial ionospheric anomaly: seasonal variability"},{"@language":"ja-Kana","@value":"The effect of non migrating tides on the morphology of the equatorial ionospheric anomaly seasonal variability"}]},{"@id":"https://cir.nii.ac.jp/crid/1524232503222839936","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@value":"On the variations of ionospheric parameters made at a near equatorial station in the African longitude sector : IRI validation with the experimental observations"}]},{"@id":"https://cir.nii.ac.jp/crid/1572261548975636736","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Geomagnetic Control of Universal Variation of foF2"}]},{"@id":"https://cir.nii.ac.jp/crid/1572824499324231552","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Universal Diurnal Variation of F_2-Layer Critical Frequency as Characteristic of Global Ionosphere Condition"}]},{"@id":"https://cir.nii.ac.jp/crid/2051714792011296128","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"EUV signals associated with O+ ions observed from ISS-IMAP/EUVI in the nightside ionosphere"}]}],"dataSourceIdentifier":[{"@type":"CROSSREF","@value":"10.1038/157691a0"},{"@type":"CIA","@value":"30031815055"},{"@type":"CROSSREF","@value":"10.1002/2016rs006035_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1016/j.jastp.2019.01.006_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1186/s40623-023-01947-9_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1029/2010ja016086_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1029/2008ja013768_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1029/2022ja031012_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1029/2024ja033141_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1029/2011ja016903_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1016/j.asr.2022.10.029_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1186/bf03352524_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1016/j.asr.2018.03.024_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1186/s40623-021-01479-0_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"},{"@type":"CROSSREF","@value":"10.1016/b978-0-12-821366-7.00003-2_references_DOI_HUguKvpnqW7ou9Z6PvKFKMDYh3W"}]}