{"@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/1390001204715807360.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.4012/dmj.2010-061"}},{"identifier":{"@type":"URI","@value":"https://www.jstage.jst.go.jp/article/dmj/30/2/30_2010-061/_pdf"}},{"identifier":{"@type":"PMID","@value":"21415553"}},{"identifier":{"@type":"NAID","@value":"10028100328"}},{"identifier":{"@type":"URI","@value":"https://search.jamas.or.jp/link/ui/2012069319"}}],"dc:title":[{"@language":"en","@value":"Corrosion resistance evaluation of Pd-free Ag-Au-Pt-Cu dental alloys"}],"dc:language":"en","description":[{"type":"abstract","notation":[{"@language":"en","@value":"The corrosion resistance of nine experimental Pd-free Ag-Au-Pt-Cu dental alloys in a 0.9% NaCl solution was investigated using cyclic voltammetry (CV), optical microscopy, and scanning electron microscopy (SEM). CV measurements revealed that the breakdown potential (<I>E</I><Sub>bd</Sub>) and zero current potential (<I>E</I><Sub>zc</Sub>) increased with increasing Au/(Au+Ag) atomic ratio. Thus, the Au/(Au+Ag) atomic ratio, but not the Cu content, influenced the corrosion resistance of Ag-Au-Pt-Cu alloys. After the forward scan of CV, both optical and scanning electron microscope images showed that in all the experimental alloys, the matrix phase was corroded but not the second phase. From corrosion resistance viewpoint, the Ag-Au-Pt-Cu alloys seemed to be suitable for clinical application."}],"abstractLicenseFlag":"disallow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1410001204715807362","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000017390232"}],"foaf:name":[{"@language":"en","@value":"FUJITA Takeshi"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Department of Dental and Biomedical Materials Science, Unit of Basic Medical Science, Graduate School of Biomedical Sciences, Nagasaki University"}]},{"@id":"https://cir.nii.ac.jp/crid/1030003658323376770","@type":"Researcher","personIdentifier":[{"@type":"KAKEN_RESEARCHERS","@value":"10150468"},{"@type":"NRID","@value":"1000010150468"},{"@type":"NRID","@value":"9000411791266"},{"@type":"NRID","@value":"9000411796702"},{"@type":"NRID","@value":"9000391818254"},{"@type":"NRID","@value":"9000391819562"},{"@type":"NRID","@value":"9000004584204"},{"@type":"NRID","@value":"9000391824129"},{"@type":"NRID","@value":"9000391823611"},{"@type":"NRID","@value":"9000391826850"},{"@type":"NRID","@value":"9000391829047"},{"@type":"NRID","@value":"9000391823387"},{"@type":"NRID","@value":"9000391829044"},{"@type":"NRID","@value":"9000391828324"},{"@type":"NRID","@value":"9000259839412"},{"@type":"NRID","@value":"9000022206395"},{"@type":"NRID","@value":"9000257847920"},{"@type":"NRID","@value":"9000391829448"},{"@type":"NRID","@value":"9000391820317"},{"@type":"NRID","@value":"9000391819568"},{"@type":"NRID","@value":"9000020865536"},{"@type":"NRID","@value":"9000018859198"},{"@type":"NRID","@value":"9000391822111"},{"@type":"NRID","@value":"9000391827342"},{"@type":"NRID","@value":"9000391828087"},{"@type":"NRID","@value":"9000392793752"},{"@type":"NRID","@value":"9000411793944"},{"@type":"NRID","@value":"9000391820877"},{"@type":"NRID","@value":"9000391829051"},{"@type":"NRID","@value":"9000391818971"},{"@type":"NRID","@value":"9000345251419"},{"@type":"NRID","@value":"9000019998665"},{"@type":"NRID","@value":"9000391824078"},{"@type":"NRID","@value":"9000391821173"},{"@type":"NRID","@value":"9000006230916"},{"@type":"NRID","@value":"9000391828261"},{"@type":"NRID","@value":"9000021174960"},{"@type":"NRID","@value":"9000391824426"},{"@type":"NRID","@value":"9000391827007"},{"@type":"NRID","@value":"9000391820530"},{"@type":"NRID","@value":"9000391828154"},{"@type":"NRID","@value":"9000257842053"},{"@type":"NRID","@value":"9000391829790"},{"@type":"NRID","@value":"9000020753517"},{"@type":"NRID","@value":"9000411794722"},{"@type":"NRID","@value":"9000391823293"},{"@type":"RESEARCHMAP","@value":"https://researchmap.jp/read0172177"}],"foaf:name":[{"@language":"en","@value":"SHIRAISHI Takanobu"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Department of Dental and Biomedical Materials Science, Unit of Basic Medical Science, Graduate School of Biomedical Sciences, Nagasaki University"}]},{"@id":"https://cir.nii.ac.jp/crid/1410001204715807360","@type":"Researcher","foaf:name":[{"@language":"en","@value":"TAKUMA Yasuko"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Department of Dental and Biomedical Materials Science, Unit of Basic Medical Science, Graduate School of Biomedical Sciences, Nagasaki University"}]},{"@id":"https://cir.nii.ac.jp/crid/1410001204715807363","@type":"Researcher","foaf:name":[{"@language":"en","@value":"HISATSUNE Kunihiro"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Department of Dental and Biomedical Materials Science, Unit of Basic Medical Science, Graduate School of Biomedical Sciences, Nagasaki University"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"02874547"},{"@type":"LISSN","@value":"02874547"},{"@type":"EISSN","@value":"18811361"},{"@type":"NCID","@value":"AA10443149"}],"prism:publicationName":[{"@language":"en","@value":"Dental Materials Journal"},{"@language":"en","@value":"Dent. Mater. J."},{"@language":"en","@value":"Dental Materials Journal"}],"dc:publisher":[{"@language":"en","@value":"The Japanese Society for Dental Materials and Devices"},{"@language":"ja","@value":"一般社団法人　日本歯科理工学会"}],"prism:publicationDate":"2011","prism:volume":"30","prism:number":"2","prism:startingPage":"136","prism:endingPage":"142"},"reviewed":"false","dcterms:accessRights":"http://purl.org/coar/access_right/c_abf2","url":[{"@id":"https://www.jstage.jst.go.jp/article/dmj/30/2/30_2010-061/_pdf"},{"@id":"https://search.jamas.or.jp/link/ui/2012069319"}],"availableAt":"2011","foaf:topic":[{"@id":"https://cir.nii.ac.jp/all?q=Dental%20alloys","dc:title":"Dental alloys"},{"@id":"https://cir.nii.ac.jp/all?q=Corrosion%20resistance","dc:title":"Corrosion resistance"},{"@id":"https://cir.nii.ac.jp/all?q=Cyclic%20voltammetry","dc:title":"Cyclic voltammetry"}],"relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1050568772239542912","@type":"Article","resourceType":"学術雑誌論文(journal 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