Abstract Objectives The small volume of human dentin available for sample preparation and the local variations in its microstructure present a real challenge in the determination of their mechanical properties….
Abstract Objectives The small volume of human dentin available for sample preparation and the local variations in its microstructure present a real challenge in the determination of their mechanical properties….
Abstract Objectives To review the history, theory and current applications of Weibull analyses sufficient to make informed decisions regarding practical use of the analysis in dental material strength testing. Data…
Abstract Objectives Maxillofacial silicone elastomers are used to replace facial parts lost through disease or trauma. However, these materials do not possess ideal properties. The purpose of this study was…
Abstract Objective The aim of this investigation was to determine the effect of an experimental liquid rubber (LR) toughening agent on fracture toughness, crosslink density and Barcol hardness of polymerized…
Abstract Objective To evaluate the effects of clinically relevant variables on the maximum principal stress (MPS) in the veneer layer of an anatomically correct veneer–core–cement–tooth model. Methods The average dimensions…
Abstract Objective One of the limitations of resin cements and flowable dental composites is their poor mechanical properties such as low flexural strength and fracture resistance under body conditions. The…
Abstract Objective To investigate the effect of irradiance through choice of LED light-curing unit (LCU) and fiber-optic tip on the mechanical properties of methacrylate resin-based composites (RBCs). Methods Rectangular bar-shaped…
Abstract Objectives This investigation evaluated the flexural properties of two composite resins, and the influence of unidirectional glass fiber reinforcements, with and without pre-tensioning. Methods Two composite resins (Q: Quixfil…
Abstract Objective This study aims to validate a cavity shape optimization approach for improving the debonding resistance of dental restorations by carrying out fracture tests on restored model teeth with…
Abstract Objective The objective of this study was to test the null hypothesis that the interfacial toughness of each of two types of bonded core-veneer bilayer ceramics is not significantly…
Objectives : To evaluate the bond strength of conventional and self-adhesive resin cements to a yttrium-oxide-stabilized polycrystalline tetragonal zirconia ceramic (YTZP) considering 3 factors ( cement in 4 levels [Panavia…
Objectives : The Rocatec system conditions the bonding surface by fusing a unique silica layer onto the surface. The purpose of this study is to determine the effect of Rocatec…
Objectives : It is necessary to understand curing process of luting cements to achieve successful cementation of indirect dental restoration. In this study, curing process of three different kinds of…
Objectives : The pursuit of an optimized adhesive interface with indirect restorative materials continues. This study evaluated the shear bond strength of adhesive interfaces created with ResiCem (Shofu Inc., Kyoto,…
Objective : The overall goal of this research was to chemically modify the surface of zirconia dental ceramics with a Si x O y seed layer to increase adhesive bonding…
Objectives : The free radical concentrations of resin materials do not only compromise the material polymerization properties but also may impact its overall biocompatibility due to higher concentrations of residual…
Objectives: Although air-particle abrasion delivers advantages for improved adhesive strength of resin cements to yttria-stabilized tetragonal-zirconia-polycrystalline (zirconia), it is not widely studied whether this process impairs the mechanical properties of…
Objectives : Denture soft liner materials are known to harden during clinical use. This study evaluated hardness changes in a variety of commercial soft liner products during long-term water storage….
Objectives : Proper cementation protocol is critical to the success of indirect restorations. Recommendation in materials and techniques however vary by manufacturer. The purpose of this study was to study…
