Discussing the future of dental materials, processes and products
The warm and beautiful Costa do Sauipe, in the north of Brazil, set up a great scenario to celebrate the 70th anniversary of the Academy of Dental Materials . The…
Release of metronidazole from electrospun poly( l-lactide-co- d/ l-lactide) fibers for local periodontitis treatment
Abstract Objectives We aimed to achieve detailed biomaterials characterization of a drug delivery system for local periodontitis treatment based on electrospun metronidazole-loaded resorbable polylactide (PLA) fibers. Methods PLA fibers loaded…
Surface characterization of feldspathic ceramic using ATR FT-IR and ellipsometry after various silanization protocols
Abstract Objectives This study characterized the feldspathic ceramic surfaces after various silanization protocols. Methods Ceramic bars (2 mm × 4 mm × 10 mm) ( N = 18) of feldpathic…
Atomic force microscopy nanoindentation of a dental restorative midifill composite
Abstract Objectives We investigated the elastic properties of one dental restoration resin composite of common use, Venus Diamond, at submicrometer spatial resolution. Methods We performed both nanoindentation experiments with atomic…
Influences of composite–composite join on light transmission characteristics of layered resin composites
Abstract Objectives The purposes of this study were: (1) to determine the light transmission characteristics (straight-line and diffusion transmission) of bulk-filled and layered resin composites, and (2) to evaluate the…
A new method to measure the polymerization shrinkage kinetics of composites using a particle tracking method with computer vision
Abstract Objectives The aim of this study was to develop a new method to measure the polymerization shrinkage of light cured composites and to evaluate the overall utility and significance…
Maturation affects fluoride uptake by glass-ionomer dental cements
Abstract Objectives Four commercial glass-ionomer cements have been studied for their ability to take up fluoride from aqueous solution following variable maturation times in the dry at 37 °C. Methods…
Sensitivity analysis of bi-layered ceramic dental restorations
Abstract Objectives The reliability and longevity of ceramic prostheses have become a major concern. The existing studies have focused on some critical issues from clinical perspectives, but more researches are…
Viscoelastic stability of resin-composites under static and dynamic loading
Abstract Objectives To compare the viscoelastic behavior (creep) of dental resin-composites under both static and cyclic loading in compression. Methods Ten cylindrical specimens (4 mm × 6 mm), divided into…
Finite element analysis of bonded model Class I ‘restorations’ after shrinkage
Abstract Objectives The C-Factor has been used widely to rationalize the changes in shrinkage stress occurring at the tooth/resin-composite interfaces. Experimentally, such stresses have been measured in a uniaxial direction…
Viscoelastic stability of resin-composites under static and dynamic loading
Abstract Objectives To compare the viscoelastic behavior (creep) of dental resin-composites under both static and cyclic loading in compression. Methods Ten cylindrical specimens (4 mm × 6 mm), divided into…
The mechanical stability of nano-hybrid composites with new methacrylate monomers for matrix compositions
Abstract Objectives Dimer acid based metacrylates and TCD-urethane are promoted as new monomers of nano-hybrid resin based composites as alternatives for the conventional BisGMA. Investigations of this study focused on…
Sensitivity analysis of bi-layered ceramic dental restorations
Abstract Objectives The reliability and longevity of ceramic prostheses have become a major concern. The existing studies have focused on some critical issues from clinical perspectives, but more researches are…
Nano-porous thermally sintered nano silica as novel fillers for dental composites
Abstract Objectives The study evaluates properties of an experimental dental composite consisting of a porous thermally sintered nano-silica as filler. The properties are compared with those of an experimental composite…
Maturation affects fluoride uptake by glass-ionomer dental cements
Abstract Objectives Four commercial glass-ionomer cements have been studied for their ability to take up fluoride from aqueous solution following variable maturation times in the dry at 37 °C. Methods…
Synthesis and characterization of dimethacrylates containing quaternary ammonium functionalities for dental applications
Abstract Objectives The widespread incidence of recurrent caries highlights the need for improved dental restorative materials. The objective of this study was to synthesize low viscosity ionic dimethacrylate monomers (IDMAs)…
Release of metronidazole from electrospun poly( l-lactide-co- d/ l-lactide) fibers for local periodontitis treatment
Abstract Objectives We aimed to achieve detailed biomaterials characterization of a drug delivery system for local periodontitis treatment based on electrospun metronidazole-loaded resorbable polylactide (PLA) fibers. Methods PLA fibers loaded…
Influences of composite–composite join on light transmission characteristics of layered resin composites
Abstract Objectives The purposes of this study were: (1) to determine the light transmission characteristics (straight-line and diffusion transmission) of bulk-filled and layered resin composites, and (2) to evaluate the…
Multi-component bioactive glasses of varying fluoride content for treating dentin hypersensitivity
Abstract Objective Dentin hypersensitivity (DH) is a commonly occurring dental condition, and bioactive glasses (BG) are used in dentifrice formulations for treating DH by forming a surface layer of hydroxycarbonate…
Influence of veneer thickness on residual stress profile in veneering ceramic: Measurement by hole-drilling
Abstract Objectives The veneering process of frameworks induces residual stresses and can initiate cracks when combined with functional stresses. The stress distribution within the veneering ceramic as a function of…
