Results 1 to 10 of about 132,293 (299)
Wear of enamel antagonist to gradient zirconia vs full strength monolithic zirconia: a randomized clinical trial [PDF]
BMC Oral HealthBackground Monolithic zirconia restorations have emerged as a viable alternative to veneered zirconia restorations, eliminating the risk of veneer chipping due to their superior strength, fracture resistance, and aesthetics.
Sara Ismail Mohamed Hussein +2 more
doaj +2 more sources
Zirconia as a support for catalysts: influence of additives on the thermal stability of the porous texture of monoclinic zirconia [PDF]
, 1991 A single-phase monoclinic zirconia (the thermodynamically stable modification up to a temperature of 1170°C), having a specific surface area of 67 m2g¿1 and a well-developed mesoporous texture, has been prepared by gel-precipitation followed by ...
Burggraaf, A.J. +8 more
core +40 more sources
Current classification of zirconia in dentistry: an updated review [PDF]
PeerJ, 2023 Zirconia, a crystalline oxide of zirconium, holds good mechanical, optical, and biological properties. The metal-free restorations, mostly consisting of all-ceramic/zirconia restorations, are becoming popular restorative materials in restorative and ...
Suchada Kongkiatkamon +3 more
doaj +2 more sources
Microstructural Analysis of Terbium Doped Zirconia and Its Biological Studies
Condensed Matter, 2022 Zirconia has its place in the biomedical industry because of its mechanical strength, bio-inertness, and physiochemical properties. Zirconia was synthesized and doped with Terbium (Tb), a lanthanide that was reported to show a photoluminescence property,
Suganthan Veerachamy +1 more
doaj +1 more source
Zirconia Translucency and Cement Systems as Factors Influencing the Zirconia-Titanium and Zirconia-Zirconia Shear Bond Strength [PDF]
The International Journal of Oral & Maxillofacial Implants, 2019 To evaluate the bonding ability of self-adhesive and dual-cure resin cement systems applied to zirconia materials of different translucency in combination with each other and with titanium.Computer-aided design/computer-assisted manufacture (CAD/CAM) disks of three different zirconia materials (Zenostar MO 0 [medium opacity], MT 0 [medium translucency],
Carrabba M. +5 more
openaire +5 more sources
Journal of Pharmacy and Bioallied Sciences, 2023 The objective of this study is to compare retention capacity of mandibular implant-supported overdenture with all zirconia, zirconia–PEEK, and all PEEK telescopic attachments. Sixty acrylic resin models of mandible were used. Telescopic attachment system
Gujjalapudi Mahalakshmi +6 more
doaj +1 more source
Fracture Resistance of Zirconia Oral Implants In Vitro: A Systematic Review and Meta-Analysis [PDF]
, 2020 Various protocols are available to preclinically assess the fracture resistance of zirconia oral implants. The objective of the present review was to determine the impact of different treatments (dynamic loading, hydrothermal aging) and implant features (
Bethke, Annalena +6 more
core +1 more source
BMC Oral Health, 2022 Background Mechanical surface treatments can deteriorate the mechanical properties of zirconia. This study evaluated and compared the biaxial flexural strength, fracture toughness, and fatigue resistance of high translucency (HT) to low translucency (LT)
Alaaeldin Elraggal +3 more
doaj +1 more source
International Journal of Dentistry, 2021 Aims. This in vitro study aimed to evaluate the effect of the degrees of translucency in different types of monolithic zirconia as well as the aging and surface treatment with airborne particle abrasion on the flexural strength of monolithic zirconia ...
Rashin Giti, Benika Abbasi
doaj +1 more source
Dentistry Journal, 2021 (1) Background: This study compared the fracture resistance of additively manufactured monolithic zirconia and bi-layered alumina toughened zirconia crowns on implants.
Amirali Zandinejad +4 more
doaj +1 more source