The flexural properties of endodontic post materials
Abstract Objectives To measure the flexural strengths and moduli of endodontic post materials and to assess the effect on the calculated flexural properties of varying the diameter/length ( D /…
3D FEA of high-performance polyethylene fiber reinforced maxillary dentures
Abstract Objective This project studies the effect of high-performance polyethylene (HPPE) fibers on stress distributions in a maxillary denture and the influence of fiber position on improving denture performance. Methods…
A prospective 8-year evaluation of a mild two-step self-etching adhesive and a heavily filled two-step etch-and-rinse system in non-carious cervical lesions
Abstract Objectives The aim of this study was to evaluate the long-term clinical retention to dentin of a two-step self-etching adhesive system Clearfil SE Bond and a two-step etch-and-rinse system…
A prospective 15-year evaluation of extensive dentin–enamel-bonded pressed ceramic coverages
Abstract Objectives The purpose of this study was to investigate the durability of extensive dentin–enamel-bonded posterior ceramic coverages in a 15 years follow-up. Methods All extensive dentin–enamel-bonded posterior partial and…
Effect of air-abrasion on the retention of zirconia ceramic crowns luted with different cements before and after artificial aging
Abstract Objectives The purpose of this in vitro study was to evaluate the effect of intaglio surface air-abrasion on the retention of CAD/CAM produced zirconia ceramic crowns cemented with three…
Seating load parameters impact on dental ceramic reinforcement conferred by cementation with resin-cements
Abstract Objectives Cementation of all-ceramic restorations with resin-cements has been demonstrated to reduce the incidence of fracture in service. The aim was to investigate the influence of loading force and…
Influence of surface pretreatment of fiber posts on cement delamination
Abstract Objectives To evaluate the influence of post surface pretreatment on the delamination strength of different cements from a prefabricated FRC post tested in a three-point bending test. Methods Three…
Composite pre-heating: Effects on marginal adaptation, degree of conversion and mechanical properties
Abstract Objectives This study evaluated the effect of composite pre-polymerization temperature and energy density on the marginal adaptation (MA), degree of conversion (DC), flexural strength (FS), and polymer cross-linking (PCL)…
Fast curing of restorative materials through the soft light energy release
Abstract Objective The effect of a novel light curing process, namely soft light energy release ( SLER ® ), on shrinkage, mechanical strength and residual stress of four dental restorative…
Modeling colorant leakage techniques: Application to endodontics
Abstract Objectives Our aim was to improve the comprehension of in vitro tracer leakage studies and to determine in which conditions such studies can be reliable. We aimed to develop…
Post-draw PAN–PMMA nanofiber reinforced and toughened Bis-GMA dental restorative composite
Abstract Objectives The polyacrylonitrile (PAN)–poly(methyl methacrylate) (PMMA) core–shell nanofiber reinforced dental composites have been investigated for their excellent interface adhesive, and this kind of novel dental composite has the potential…
Microtensile bond strength of a resin cement to a novel fluorcanasite glass-ceramic following different surface treatments
Abstract Objectives This study evaluated the effect of surface treatments on the bond strength of fluorcanasite and lithium disilicate glass-ceramics, with the possibility of eliminating HF etching of these ceramics….
Push-out bond strength of CAD/CAM-ceramic luted to dentin with self-adhesive resin cements
Abstract Objectives This study evaluated the initial and the artificially aged push-out bond strength between ceramic and dentin produced by one of five resin cements. Methods Two-hundred direct ceramic restorations…
A quantum mechanical quantitative structure–activity relationship study of the flexural modulus of C, H, O, N-containing polymers
Abstract Objective The result of this research was to develop a quantum mechanically based QSAR model for polymer flexural modulus from structural features of small oligomers of the polymers. The…
Efficacy of microtensile versus microshear bond testing for evaluation of bond strength of dental adhesive systems to enamel
Abstract Objective The aim of the study was to evaluate the efficacy of the microtensile bond test (μTBS) and the microshear bond test (μSBS) in ranking four dental adhesives according…
Pectin, alginate and gum arabic polymers reduce citric acid erosion effects on human enamel
Abstract Objectives Consumption of acidic soft drinks may lead to the dissolution and softening of human enamel, known as erosion. The first aim of this in vitro study was to…
A comparison of two-dimensional and three-dimensional measurements of wear in a laboratory investigation
Abstract Objectives The aim of this research was to compare two-dimensional (2D) and three-dimensional (3D) tooth measuring techniques after subjecting enamel samples to tooth wear in vitro on an erosion–abrasion…
Effect of shrinkage strain, modulus, and instrument compliance on polymerization shrinkage stress of light-cured composites during the initial curing stage
Abstract Objectives The aim of this study was to investigate the influence of shrinkage strain, modulus, and instrument compliance on the polymerization shrinkage stress measurement of light-cured composites, and to…
Covalent adaptable networks as dental restorative resins: Stress relaxation by addition–fragmentation chain transfer in allyl sulfide-containing resins
Abstract Objectives The aim is to demonstrate significant polymerization shrinkage stress reduction in model resins through incorporation of addition–fragmentation chain transfer moieties that promote network stress accommodation by molecular rearrangement….
Cytotoxicity of monomers, plasticizer and degradation by-products released from dental hard chairside reline resins
Abstract Objectives The aim of this study was to evaluate the cytotoxic effect of the monomers isobutyl methacrylate (IBMA) and 1,6-hexanediol dimethacrylate (1,6-HDMA), the plasticizer di- n -butyl phthalate (DBP),…
