{"@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/1381699995348745477.json","@type":"Researcher","foaf:Person":[{"foaf:name":[{"@value":"M. Alexander"}],"foaf:familyName":[{"@value":"Alexander"}],"foaf:givenName":[{"@value":"M."}]}],"product":[{"@id":"https://cir.nii.ac.jp/crid/1361699995348745600","@type":"Article","productIdentifier":[{"@type":"DOI","@value":"10.1103/physrevlett.122.222001"},{"@type":"URI","@value":"https://link.aps.org/article/10.1103/PhysRevLett.122.222001"},{"@type":"URI","@value":"http://harvest.aps.org/v2/journals/articles/10.1103/PhysRevLett.122.222001/fulltext"}],"notation":[{"@value":"Observation of a Narrow Pentaquark State, \n<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mrow><mml:msub><mml:mrow><mml:mi>P</mml:mi></mml:mrow><mml:mrow><mml:mi>c</mml:mi></mml:mrow></mml:msub><mml:mo stretchy=\"false\">(</mml:mo><mml:mn>4312</mml:mn><mml:msup><mml:mrow><mml:mo stretchy=\"false\">)</mml:mo></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>\n, and of the Two-Peak Structure of the \n<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:msub><mml:mi>P</mml:mi><mml:mi>c</mml:mi></mml:msub><mml:mo stretchy=\"false\">(</mml:mo><mml:mn>4450</mml:mn><mml:msup><mml:mo stretchy=\"false\">)</mml:mo><mml:mo>+</mml:mo></mml:msup></mml:math>"}],"relation":[{"type":"creator"}]}],"dataSourceIdentifier":[{"@type":"CROSSREF","@value":"10.1103/physrevlett.122.222001_HFiOpkMjgIU6Yf2AFT9Qrkc6El"}]}