You are in the accessibility menu

Please use this identifier to cite or link to this item: http://acervodigital.unesp.br/handle/11449/33699
Full metadata record
DC FieldValueLanguage
dc.contributor.authorNasar, R. S.-
dc.contributor.authorCerqueira, M.-
dc.contributor.authorLongo, Elson-
dc.contributor.authorVarela, José Arana-
dc.date.accessioned2014-05-20T15:22:47Z-
dc.date.accessioned2016-10-25T17:56:33Z-
dc.date.available2014-05-20T15:22:47Z-
dc.date.available2016-10-25T17:56:33Z-
dc.date.issued2004-01-01-
dc.identifierhttp://dx.doi.org/10.1016/j.ceramint.2003.08.005-
dc.identifier.citationCeramics International. Oxford: Elsevier B.V., v. 30, n. 4, p. 571-577, 2004.-
dc.identifier.issn0272-8842-
dc.identifier.urihttp://hdl.handle.net/11449/33699-
dc.identifier.urihttp://acervodigital.unesp.br/handle/11449/33699-
dc.description.abstractSubstitutions of Ti and Cu in ZrO2.MgO (Z), cause transformation from monoclinic (m) to cubic (c) and tetragonal (t). According to the vacancy model and solid Solution formation models, neither CuO nor TiO2 cause zirconia stabilization, which derives front other phenomena. Data analysis by TMA using the CRH (constant rate of heating) method shows a solid state reaction of ZrO2.MgO.TiO2 (Z.TiO2) demonstrating a dominant mechanism of volume diffusion (n = 1). However, the sintering of ZrO2.MgO.CuO (Z.CuO) shows a viscous flow mechanism (n = 0), a similar phenomena to that of by sintering of glass. Transformations, such as: CuO to Cu2O at 1000 degreesC, ZrO2 (m) to ZrO2 (t) at 1100 degreesC and Cu2O (s) to Cu2O (l) at 1230 degreesC cause successive rearrangements of microstructure inside of region I (sintering process) and lead to interpretation errors when the Bannister equation is used. (C) 2003 Elsevier Ltd and Techna Group S.r.l. All rights reserved.en
dc.format.extent571-577-
dc.language.isoeng-
dc.publisherElsevier B.V.-
dc.sourceWeb of Science-
dc.subjectsinteringpt
dc.subjectZrO2pt
dc.subjectMgOpt
dc.subjectzirconia stabilizationpt
dc.titleSintering mechanisms of ZrO2 center dot MgO with addition of TiO2 and CuOen
dc.typeoutro-
dc.contributor.institutionUniversidade Federal do Rio Grande do Norte (UFRN)-
dc.contributor.institutionUniversidade Federal de São Carlos (UFSCar)-
dc.contributor.institutionUniversidade Estadual Paulista (UNESP)-
dc.description.affiliationUniv Fed Rio Grande Norte, Dept Quim, BR-59072970 Natal, RN, Brazil-
dc.description.affiliationUniv Fed Sao Carlos, Dept Quim, BR-13565905 Sao Carlos, SP, Brazil-
dc.description.affiliationUNESP, Inst Quim, BR-14800900 Araraquara, SP, Brazil-
dc.description.affiliationUnespUNESP, Inst Quim, BR-14800900 Araraquara, SP, Brazil-
dc.identifier.doi10.1016/j.ceramint.2003.08.005-
dc.identifier.wosWOS:000221573100011-
dc.rights.accessRightsAcesso restrito-
dc.relation.ispartofCeramics International-
Appears in Collections:Artigos, TCCs, Teses e Dissertações da Unesp

There are no files associated with this item.
 

Items in DSpace are protected by copyright, with all rights reserved, unless otherwise indicated.