Influence of the Supporting Die Structures on the Fracture Strength of All-Ceramic Materials

dc.contributor.authorYucel, M. T.
dc.contributor.authorYondem, I.
dc.contributor.authorAykent, F.
dc.contributor.authorEraslan, O.
dc.date.accessioned2020-03-26T18:30:43Z
dc.date.available2020-03-26T18:30:43Z
dc.date.issued2012
dc.departmentSelçuk Üniversitesien_US
dc.description.abstractThis study investigated the influence of the elastic modulus of supporting dies on the fracture strengths of all-ceramic materials used in dental crowns. Four different types of supporting die materials (dentin, epoxy resin, brass, and stainless steel) (24 per group) were prepared using a milling machine to simulate a mandibular molar all-ceramic core preparation. A total number of 96 zirconia cores were fabricated using a CAD/CAM system. The specimens were divided into two groups. In the first group, cores were cemented to substructures using a dual-cure resin cement. In the second group, cores were not cemented to the supporting dies. The specimens were loaded using a universal testing machine at a crosshead speed of 0.5 mm/min until fracture occurred. Data were statistically analyzed using two-way analysis of variance and Tukey HSD tests (alpha = 0.05). The geometric models of cores and supporting die materials were developed using finite element method to obtain the stress distribution of the forces. Cemented groups showed statistically higher fracture strength values than non-cemented groups. While ceramic cores on stainless steel dies showed the highest fracture strength values, ceramic cores on dentin dies showed the lowest fracture strength values among the groups. The elastic modulus of the supporting die structure is a significant factor in determining the fracture resistance of all-ceramic crowns. Using supporting die structures that have a low elastic modulus may be suitable for fracture strength tests, in order to accurately reflect clinical conditions.en_US
dc.description.sponsorshipResearch Projects Council of the University of SelcukSelcuk Universityen_US
dc.description.sponsorshipThis study is funded by the Research Projects Council of the University of Selcuk. The authors declare that they have no financial, professional, or other personal interest that could influence the position presented in the paper.en_US
dc.identifier.citationYucel, M. T., Yondem, I., Aykent, F., Eraslan, O., (2012). Influence of the Supporting Die Structures on the Fracture Strength of All-Ceramic Materials. Clinical Oral Investigations, 16(4), 1105-1110. DOI: 10.1007/s00784-011-0606-z
dc.identifier.doi10.1007/s00784-011-0606-zen_US
dc.identifier.endpage1110en_US
dc.identifier.issn1432-6981en_US
dc.identifier.issn1436-3771en_US
dc.identifier.issue4en_US
dc.identifier.pmid21845404en_US
dc.identifier.scopusqualityQ1en_US
dc.identifier.startpage1105en_US
dc.identifier.urihttps://dx.doi.org/10.1007/s00784-011-0606-z
dc.identifier.urihttps://hdl.handle.net/20.500.12395/28144
dc.identifier.volume16en_US
dc.identifier.wosWOS:000306590000012en_US
dc.identifier.wosqualityQ1en_US
dc.indekslendigikaynakWeb of Scienceen_US
dc.indekslendigikaynakScopusen_US
dc.indekslendigikaynakPubMeden_US
dc.institutionauthorYucel, M. T.
dc.institutionauthorYondem, I.
dc.institutionauthorAykent, F.
dc.institutionauthorEraslan, O.
dc.language.isoenen_US
dc.publisherSpringer Heidelbergen_US
dc.relation.ispartofClinical Oral Investigationsen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/openAccessen_US
dc.selcuk20240510_oaigen_US
dc.subjectElastic modulusen_US
dc.subjectFinite element methoden_US
dc.subjectFracture strength testen_US
dc.subjectSupporting die materialsen_US
dc.subjectZirconiaen_US
dc.titleInfluence of the Supporting Die Structures on the Fracture Strength of All-Ceramic Materialsen_US
dc.typeArticleen_US

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