搜索结果: 1-14 共查到“口腔材料学 Ceramic”相关记录14条 . 查询时间(0.156 秒)
Radio-opacity of core materials for all-ceramic restorations
Radio-opacity Zirconia Alumina
2010/11/26
The aim of this study was to investigate and compare the radio-opacity of core materials for all-ceramic restorations, such as zirconia (NANOZR and Y-TZP) and alumina, against commercially pure titani...
Effect of surface treatments on the bond strength of a zirconia-reinforced ceramic to composite resin
Ceramics Composite resins Tensile strength Shear strength
2009/10/16
The objective of this study was to evaluate the tensile (st) and shear bond strength (ss) of a glass-infiltrated alumina-based zirconia-reinforced ceramic (IZ - Vita In-Ceram Zirconia) to a composite ...
Effect of Ceramic Coating by Aerosol Deposition on Abrasion Resistance of a Resin Composite Material
Abrasion resistance Surface modification Resin composite
2009/9/15
Aerosol deposition (AD coating) is a novel technique to coat solid substances with a ceramic film. The purpose of the present study was to investigate the effect of AD coating on abrasion resistance o...
Effect of Surface Condition of Dental Zirconia Ceramic (Denzir) on Bonding
Bonding strength Surface treatment
2009/9/15
Yttria partially stabilized zirconia (YPSZ) ceramics are suitable for dental and medical use because of their high fracture toughness and chemical durability. The purpose of this study was to examine ...
Shear Bond Strengths of Four Resin Bonding Systems to Two Silica-based Machinable Ceramic Materials
Machinable ceramic Bonding system Shear bond strength
2009/9/15
The purpose of this study was to evaluate the bond strength between four bonding systems (GC Ceramic Primer and Linkmax HV (CP+LM), Clapearl Bonding Agent and Clapearl DC (CBA+CL), Clearfil Mega Bond ...
Marginal and Internal Adaptation of Zirconium Dioxide Ceramic Copings and Crowns with Different Finish Line Designs
Adaptation Zirconium dioxide Finish line
2009/9/14
The present study evaluated the marginal and internal adaptation of single-tooth zirconium dioxide (ZrO2) ceramic copings or crowns with three different finish line designs. Twenty-four steel dies wer...
Analysis of Internal Defects in All-ceramic Crowns Using Micro-focus X-ray Computed Tomography
MicroCT All-ceramic crown Internal defect
2009/9/14
The purpose of this study was to examine all-ceramic crowns for internal defects using micro-focus X-ray computed tomography (microCT). Mono-ceramic CAD/CAM crowns, ceramic-core CAD/CAM crowns, and he...
Effect of Four Silane Coupling Agents on Bonding of Two Resin-modified Glass Ionomer Cements to a Machinable Ceramic
Machinable ceramic Resin-modified glass ionomer cement Shear bond strength
2009/9/14
The purpose of the present study was to evaluate the effect of four silane coupling agents on the bond strength between two resin-modified glass ionomer cements and a machinable leucite glass ceramic....
Effect of testing methods on the bond strength of resin to zirconia-alumina ceramic: microtensile versus shear test
Microtensile test Shear test Zirconia
2009/9/14
This study tested the bond strength of a resin cement to a glass-infiltrated zirconia-alumina ceramic after three conditioning methods and using two test methods (shear-SBS versus microtensile-MTBS). ...
Influence of Layer Thickness on Stress Distribution in Ceramic-Cement-Dentin Multilayer Systems
All-ceramic FEA Cement
2009/9/11
The effects of dentin and cement thicknesses on stress level and distribution of crack propagation in ceramic-cement-dentin multilayer complex were analyzed. Custom-designed finite element analysis pr...
Effect of Zirconia Surface Treatments on the Shear Strength of Zirconia/Veneering Ceramic Composites
Zirconia Veneering ceramic Shear strength
2009/9/11
Aim of the investigation was to assess the effect of different surface treatments on the bond strength of veneering ceramics to zirconia.
In a shear test, the influences of polishing, sandblasting, a...
Marginal and Internal Fit of All-ceramic Crowns Fabricated with Two Different CAD/CAM Systems
Marginal and internal fit All-ceramic crown CAD/CAM system
2009/9/11
This study evaluated the accuracy of marginal and internal fit between the all-ceramic crowns manufactured by a conventional double-layer computer-aided design/computer-aided manufacturing (CAD/CAM) s...
Studies on mechanical strength, thermal expansion of layering porcelains to alumina and zirconia ceramic core materials
Mechanical strength Fracture toughness Thermal expansion
2009/9/11
The aim of this study was to evaluate and clarify the various mechanical properties and behavior of layering porcelains (Tokuyama Dental Ceramic, IPS Empress 2, Cerabien, Vitadurα, Creation) used for ...
Influence of Dental Alloys and an All-Ceramic Material on Cell Viability and Interleukin-1beta Release in a Three-Dimensional Cell Culture Model
Cell viability MTT IL-1 (b) Dental alloys Three-dimensional cell culture
2009/6/22
The purpose of this study was to determine the influence of various types of dental casting alloys and ceramic upon cell viability and the synthesis of IL-1beta (b) in a three-dimensional cell culture...