Results 91 to 100 of about 418,410 (336)

Evaluation of shear bond strength of orthodontic brackets using trans-illumination technique with different curing profiles of LED light-curing unit in posterior teeth. [PDF]

open access: yes, 2013
BackgroundAlthough using light-cured composites for bonding orthodontic brackets has become increasingly popular, curing light cannot penetrate the metallic bulk of brackets and polymerization of composites is limited to the edges.
Bozorgnia, Yasaman   +4 more
core   +1 more source

Shear Bond Strength of MDP-Containing Self-Adhesive Resin Cement and Y-TZP Ceramics: Effect of Phosphate Monomer-Containing Primers

open access: yesBioMed Research International, 2015
Purpose. This study was conducted to evaluate the effects of different phosphate monomer-containing primers on the shear bond strength between yttria-tetragonal zirconia polycrystal (Y-TZP) ceramics and MDP-containing self-adhesive resin cement ...
Jinsoo Ahn   +3 more
semanticscholar   +1 more source

Effect of Water Aging on the Mechanical Properties of Hybrid Carbon/Aramid Reinforced Thermoplastic Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the mechanical properties of Carbon/Aramid intraply hybrid fiber‐reinforced Elium composites under 6 months of water aging. After aging, flexural strength decreases by 25.89%, tensile strength by 4.40%, and fracture toughness by 21.56%.
Muhammed Huseyin Guzel, Gurol Onal
wiley   +1 more source

Effects of Steel and Polypropylene Fiber Addition on Interface Bond Strength between Normal Concrete Substrate andSelf-Compacting Concrete Topping [PDF]

open access: yes, 2012
Based on facts that the composite action in semi-precast and strengthened structural system depends on the bond strength of the interface between concrete faces of different ages, this preliminary research is aimed to investigate effects of mixed ...
Imam , Satyarno   +2 more
core  

Factors Affecting the Shear Bond Strength of Orthodontic Brackets - a Review of In Vitro Studies.

open access: yesActa medica, 2015
The adhesive material used to bond orthodontic brackets to teeth should neither fail during the treatment period, resulting in treatment delays, untoward expenses or patient inconvenience nor should it damage the enamel on debonding at the end of the ...
Waleed Bakhadher   +4 more
semanticscholar   +1 more source

Comparative Evaluation of Shear Bond Strength of Luting Cements to Different Core Buildup Materials in Lactic Acid Buffer Solution [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Aim and Objectives: The core buildup material is used to restore badly broken down tooth to provide better retention for fixed restorations. The shear bond strength of a luting agent to core buildup is one of the crucial factors in the success of the
Siddharam M. Patil   +4 more
doaj   +1 more source

From Nature to Engineering: Mortar Volume and Interfacial Mechanics in Bioinspired Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Inspired by natural armors like nacre, this study explores how varying the volume fraction of the soft mortar layer impacts the interfacial strength and toughness of bioinspired ceramics. Experimental and computational analysis reveals that higher mortar volumes increase energy dissipation but reduce interfacial stiffness, offering insights for ...
Ehsan Azad   +4 more
wiley   +1 more source

Shear bond strength of brackets to demineralize enamel after different pretreatment methods [PDF]

open access: yes, 2011
Objective: To compare the influence of demineralized and variously pretreated demineralized enamel on the shear bond strength of orthodontic brackets. Materials and Methods: Sixty bovine enamel specimens were allocated to five groups (n  =  12).
Attin, R   +5 more
core   +1 more source

Effect of three different antioxidants on the shear bond strength of composite resin to bleached enamel: An in vitro study

open access: yesJournal of Conservative Dentistry, 2015
Objective: The effect of 10% sodium ascorbate, 10% grape seed extract, and 10% pine bark extract on the shear bond strength of composite resin to bleached enamel was evaluated. Materials and Methods: Ninety recently extracted human premolars were divided
R. Subramonian   +3 more
semanticscholar   +1 more source

Shear Bond Strength of Three Composite Resins to Fluorosed and Sound Dentine: In Vitro Study

open access: yesInternational Journal of Dentistry, 2020
Introduction. This in vitro study compared the shear strength of three composite resin systems to fluorosed and normal dentin. Methods. Silorane FiltekTM P90, FiltekTMZ250 XT in combination with the adhesive system AdperTM Single bond 2, and Amelogen ...
Sabra Jaâfoura   +4 more
doaj   +1 more source

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