Results 41 to 50 of about 2,085,161 (384)

Adhesion between the Resin Shell and Composite Resin.

open access: yesThe Journal of Nihon University School of Dentistry, 1992
Adhesiveness between the resin shell and composite resin was examined. As the resin shell, SR-PE-ISOCETTE, made from thermosetting crown and bridge resin, was used. The shear bond strengths between the resin shell and photocurable composite resin bonded by various methods were measured after 1-day of immersion in water at 37 degrees C. Super-bond C & B
Hideo Kanaya   +4 more
openaire   +4 more sources

Curing kinetics and effects of fibre surface treatment and curing parameters on the interfacial and tensile properties of hemp/epoxy composites [PDF]

open access: yes, 2009
The curing kinetics of neat epoxy (NE) and hemp fibre/epoxy composites was studied and assessed using two dynamic models (the Kissinger and Flynn-Wall-Ozawa Models) and an isothermal model (the Autocatalytic Model) which was generally supported by the ...
Foreman, Nic J.   +2 more
core   +2 more sources

Surface discoloration of composite resins: Effects of staining and bleaching

open access: yesDental Research Journal, 2012
Background: The purpose of this in vitro study was to evaluate surface discoloration of three microhybrid composite resins (Esthet·X HD, Clearfil AP-X, Gradia Direct) and five nanohybrid composite resins (Ceram·X, GC Kalore, G-aenial, Grandio, GrandioSO),
Claudio Poggio   +4 more
doaj   +1 more source

The effect of repeated preheating of dimethacrylate and silorane-based composite resins on marginal gap of class V restorations [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2017
Background. One of the problems with composite resin restorations is gap formation at resin‒tooth interface. The present study evaluated the effect of preheating cycles of silorane- and dimethacrylate-based composite resins on gap formation at the ...
Parnian Alizadeh Oskoee   +5 more
doaj   +1 more source

Polymerization shrinkage stress of composite resins and resin cements - What do we need to know?

open access: yesBrazilian Oral Research, 2017
Polymerization shrinkage stress of resin-based materials have been related to several unwanted clinical consequences, such as enamel crack propagation, cusp deflection, marginal and internal gaps, and decreased bond strength.
C. Soares   +6 more
semanticscholar   +1 more source

Fluorescence and Opalescence of Two Dental Composite Resins

open access: yesEuropean Journal of Dentistry, 2019
Objective Lifelike esthetic appearance of dental restorations is among the main goals in restorative dentistry. This study aimed to assess and compare the opalescence and fluorescence of two dental composite resins.
M. H. Tabatabaei   +3 more
semanticscholar   +1 more source

Wear Characteristics of Dental Ceramic CAD/CAM Materials Opposing Various Dental Composite Resins

open access: yesMaterials, 2019
The aim of this study was to evaluate the wear properties of opposed dental ceramic restorative CAD/CAM materials and several posterior direct restorative composite resins.
Bora Gwon   +6 more
semanticscholar   +1 more source

Indirect resin composites

open access: yesJournal of Conservative Dentistry, 2010
Aesthetic dentistry continues to evolve through innovations in bonding agents, restorative materials, and conservative preparation techniques. The use of direct composite restoration in posterior teeth is limited to relatively small cavities due to polymerization stresses.
openaire   +3 more sources

Color Stability of Microhybrid and Nanofilled Composite Resins: Effect of Surface Sealant Agents Containing Different Filler Content.

open access: yesJournal of Contemporary Dental Practice, 2019
AIM To evaluate the effect of surface sealants containing different filler content on the color stability of microhybrid and nanofilled composite resins.
Ugurlu Muhittin   +2 more
semanticscholar   +1 more source

Mechanistic basis for inhibition of the extended‐spectrum β‐lactamase GES‐1 by enmetazobactam and tazobactam

open access: yesFEBS Letters, EarlyView.
Antimicrobial resistance (AMR) is of huge importance, resulting in over 1 million deaths each year. Here, we describe how a new drug, enmetazobactam, designed to help fight resistant bacterial diseases, inhibits a key enzyme (GES‐1) responsible for AMR. Our data show it is a more potent inhibitor than the related tazobactam, with high‐level computation
Michael Beer   +10 more
wiley   +1 more source

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