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Effect of hydrothermal aging on the properties of zirconia with different levels of translucency
(2020-09-01)
Objectives: The aim of this study was to evaluate the effect of hydrothermal aging on the mechanical properties and translucency of dental zirconia with different levels of translucency. Methods: Three different types of ...
Effect of surface treatment on the retention of zirconia crowns to tooth structure after aging
(2020-01-01)
Objective: To evaluate the effect of different surface treatments on the retention between zirconia crowns and tooth structure after in vitro aging. Materials and methods: Human third molars (n = 44) received crown ...
Effect of finishing/polishing techniques and low temperature degradation on the surface topography, phase transformation and flexural strength of ultra-translucent ZrO2 ceramic
(2020-04-01)
Objective: To investigate the effect of different surface finishing and polishing regimes and low temperature degradation on flexural strength, phase transformation and surface topography of ultra-translucent ZrO2 ceramic. ...
Comparative Fracture Resistance Analysis of Translucent Monolithic Zirconia Dioxide Milled in a CAD/CAM System
(2023)
The aim of this study was to evaluate and compare the fracture resistance of definitive zirconia
dioxide restorations obtained using a computer-aided design and manufacturing (CAD/CAM)
system. Methods: Two groups of ten ...
Degradation kinetics of high-translucency dental zirconias: Mechanical properties and in-depth analysis of phase transformation
(2020-02-01)
This study aimed to evaluate the effects of low temperature degradation (LTD) on commercial dental zirconias (conventional and high-translucent - HT) with different microstructures, as well as on their mechanical properties ...
Bond strength between resin cement to high-translucency zirconia following sandblasting and non-thermal plasma treatmentResistência de união entre cimento resinoso e zircônia de alta translucidez após tratamento de jateamento e plasma não térmico
(2021-01-01)
Objective: The aim of this study was to compare the bond strength of High-Translucency zirconia (HT) and lithium disilicate dental ceramics, under different surface treatments. Material And Methods: For this, ceramics were ...
Novel speed sintered zirconia by microwave technology
(2021-05-01)
Objective: Continuous efforts have been made to hasten the zirconia densification process without compromising properties. This study evaluated the long-term structural durability of microwave speed-sintered zirconia (MWZ) ...
The mechanical behavior of high-translucent monolithic zirconia after adjustment and finishing procedures and artificial aging
(2019-01-01)
Statement of problem: How occlusal adjustments and finishing of high-translucent monolithic zirconia restorations affect their mechanical behavior is unclear. Purpose: The purpose of this in vitro study was to investigate ...
Evaluation of shear bond strength and shear stress on zirconia reinforced lithium silicate and high translucency zirconia
(2018-01-22)
This study evaluated the shear stress distribution on the adhesive interface and the bond strength between resin cement and two ceramics. For finite element analysis (FEA), a tridimensional model was made using computer-aided ...