Dental Materials

Scattering and phase-contrast X-ray methods reveal damage to glass fibers in endodontic posts following dental bur trimming

Jan 30, 2021 by in Dental Materials Comments Off on Scattering and phase-contrast X-ray methods reveal damage to glass fibers in endodontic posts following dental bur trimming

Highlights • Dental Fiberglass posts are inadvertently damaged by the dentist during trimming. • Imaging with synchrotron X-ray refraction radiography reveals nanoscale fiber flaws. • Phase contrast-enhanced CT reveals μm…

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Persistent inhibition of Candida albicansbiofilm and hyphae growth on titanium by graphene nanocoating

Jan 30, 2021 by in Dental Materials Comments Off on Persistent inhibition of Candida albicansbiofilm and hyphae growth on titanium by graphene nanocoating

Graphical abstract Abstract Objectives Candida albicanscolonizes biomaterial surfaces and are highly resistant to therapeutics. Graphene nanocoating on titanium compromises initial biofilm formation. However, its sustained antibiofilm potential is unknown. The…

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The effect of chlorhexidine and dimethyl sulfoxide on long-term sealing ability of two calcium silicate cements in root canal

Jan 30, 2021 by in Dental Materials Comments Off on The effect of chlorhexidine and dimethyl sulfoxide on long-term sealing ability of two calcium silicate cements in root canal

Highlights • MTA and Biodentine exhibit similar immediate microleakage regardless of irrigant. • Biomineralization does not prevent the increase in leakage with hCSC materials. • The effect of irrigant on…

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3D printing restorative materials using a stereolithographic technique: a systematic review

Jan 30, 2021 by in Dental Materials Comments Off on 3D printing restorative materials using a stereolithographic technique: a systematic review

Graphical abstract Where and what restorative materials have being 3D printed using stereolithography-based technology Abstract Objective To present through a systematic review a qualitative analysis of studies published on stereolithography-based…

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Physicochemical, biological, and antibacterial evaluation of tricalcium silicate-based reparative cements with different radiopacifiers

Jan 30, 2021 by in Dental Materials Comments Off on Physicochemical, biological, and antibacterial evaluation of tricalcium silicate-based reparative cements with different radiopacifiers

Highlights • Pure tricalcium silicate (TCS) and a radiopacifier may be used as repair material. • TCS with zirconium oxide, calcium tungstate or niobium oxide were evaluated. • These materials…

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Two-body wear and fracture behaviour of an experimental paediatric composite crown in comparison to zirconia and stainless steel crowns dependent on the cementation mode

Jan 30, 2021 by in Dental Materials Comments Off on Two-body wear and fracture behaviour of an experimental paediatric composite crown in comparison to zirconia and stainless steel crowns dependent on the cementation mode

Highlights • Different types of prefabricated paediatric crowns showed variant wear patterns. • All self-adhesively cemented composite crowns remained intact after testing. • The use of self-adhesive cements lowered wear…

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Titanium dioxide nanotubes with triazine-methacrylate monomer to improve physicochemical and biological properties of adhesives

Jan 30, 2021 by in Dental Materials Comments Off on Titanium dioxide nanotubes with triazine-methacrylate monomer to improve physicochemical and biological properties of adhesives

Highlights • Adhesives with improved biological and physicochemical properties were formulated. • Adhesives with higher long-term μ-TBS after aging for 1 year were achieved. • Nanotubes with triazine compound provided…

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Evaluation of translucency, Marten’s hardness, biaxial flexural strength and fracture toughness of 3Y-TZP, 4Y-TZP and 5Y-TZP materials

Jan 30, 2021 by in Dental Materials Comments Off on Evaluation of translucency, Marten’s hardness, biaxial flexural strength and fracture toughness of 3Y-TZP, 4Y-TZP and 5Y-TZP materials

Abstract Objectives Testing and comparing of different non-shaded zirconia materials (3Y-TZP, 4Y-TZP and 5Y-TZP) on optical and mechanical properties. Materials and methods Zirconia materials (N = 320, Opaque O, Translucent T, Extra…

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Properties of a modified quaternary ammonium silane formulation as a potential root canal irrigant in endodontics

Jan 10, 2021 by in Dental Materials Comments Off on Properties of a modified quaternary ammonium silane formulation as a potential root canal irrigant in endodontics

Abstract Objectives Evaluate a new modified quaternary ammonium silane irrigant solution for its antimicrobial, cytotoxic and mechanical properties of dentine substrate. Methods Root canal preparation was performed using stainless steel…

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A new method for predicting the maximum filler loading of dental resin composites based on DEM simulations and experiments

Jan 10, 2021 by in Dental Materials Comments Off on A new method for predicting the maximum filler loading of dental resin composites based on DEM simulations and experiments

Abstract Objective The inorganic fillers in dental resin composites can enhance their mechanical properties and reduce polymerization shrinkage. When the usage amount of inorganic fillers is closed to maximum filler…

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Microstructural, mechanical, and optical characterization of an experimental aging-resistant zirconia-toughened alumina (ZTA) composite

Jan 10, 2021 by in Dental Materials Comments Off on Microstructural, mechanical, and optical characterization of an experimental aging-resistant zirconia-toughened alumina (ZTA) composite

Abstract Objective To evaluate the effect of aging on the microstructural, mechanical, and optical properties of an experimental zirconia-toughened alumina composite with 80%Al 2 O 3 and 20%ZrO 2 (ZTA…

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Strength-limiting damage and its mitigation in CAD-CAM zirconia-reinforced lithium-silicate ceramics machined in a fully crystallized state

Jan 10, 2021 by in Dental Materials Comments Off on Strength-limiting damage and its mitigation in CAD-CAM zirconia-reinforced lithium-silicate ceramics machined in a fully crystallized state

Abstract Objectives The objective was to explore how clinically relevant machining process and heat treatment influence damage accumulation and strength degradation in lithium silicate-based glass ceramics machined in the fully…

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