Titania versus ceria alumina/zirconia composites: Structural aspects and biological tolerance

Simona Cavalu*, Viorica Simon, Cristian Ratiu, Vasile Rus, Ipek Akin, Gultekin Goller

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

The aim of our study is to compare the structural and biological tolerance of novel Al2O3/3Y-TZP composites with ceria respectively titania addition (5 wt%). Scanning electron microscopy, X-ray diffraction, infrared spectroscopy and XPS results are reported for structural characteristics and surface modifications upon different fluoride treatments. The biocompatibility of the samples was evaluated using an animal model (rabbit). The explants were analyzed at a specific period (6 weeks).The sections of implanted bone area were subjected to histological evaluation. Upon correlating the structural properties and in vivo evaluation, we concluded that the addition of both TiO2 and CeO2 to Al2O 3/3Y-TZP implies similar properties and satisfactory biological tolerance. With respect to the surface treatment, qualitative and quantitative results show that the alumina/zirconia with titania addition are more sensitive to fluoride treatment.

Original languageEnglish
Title of host publicationBioceramics 24
PublisherTrans Tech Publications Ltd
Pages595-600
Number of pages6
Edition1
ISBN (Print)9783037855171
DOIs
Publication statusPublished - 2013
Event24th Symposium and Annual Meeting of International Society for Ceramics in Medicine, ISCM 2012 - Fukuoka, Japan
Duration: 21 Oct 201224 Oct 2012

Publication series

NameKey Engineering Materials
Number1
Volume529-530
ISSN (Print)1013-9826
ISSN (Electronic)1662-9795

Conference

Conference24th Symposium and Annual Meeting of International Society for Ceramics in Medicine, ISCM 2012
Country/TerritoryJapan
CityFukuoka
Period21/10/1224/10/12

Keywords

  • Alumina/zirconia composites
  • Biocompatibility
  • Structure

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