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Brazilian gutta-percha points: Part I: chemical composition and X-ray diffraction analysis
Gutta-percha Electron probe microanalysis X-ray diffraction
2009/10/20
Eight nonstandardized gutta-percha points commercially available in Brazil (Konne, Tanari, Endopoint, Odous, Dentsply 0.04, Dentsply 0.06, Dentsply TP and Dentsply FM) were analysed chemically and by ...
Microbiological composition associated with vitamin D receptor gene polymorphism in chronic periodontitis
Microbiology Genetic polymorphism olecular biology Vitamin D.
2009/10/16
The aim of this cross-sectional study was to examine the relationship between the composition of the subgingival microbiota and the vitamin D receptor (VDR) gene polymorphism in Brazilian adults with ...
Effects of Monomer Composition and Original Filler Content on Filler Loading in the Resulting Centrifuged Composites
Centrifugal force Filler loading Monomer
2009/9/14
This study examined the effects of monomer composition, original filler content, and application of centrifugal force on the resulting filler loading of composites. Either Bis-MPEPP or UDMA was mixed ...
Structure,Composition,and Mechanical Properties of Australian Orthodontic Wires
Australian wire Stainless steel SEM EDS Hardness Modulus of elasticity
2010/3/5
Objective: To investigate the surface morphology, structure, elemental composition, and key mechanical properties of various sizes and tempers of Australian wires.
Materials and Methods: Three type...
Effects of Modifying the Adhesive Composition on the Bond Strength of Orthodontic Brackets
Composite Modifications Metal Brackets Shear Bond Strength
2008/12/26
In an attempt to save chair time during bonding, metal brackets have been precoated with the adhesive material. Although the adhesive used on the precoated brackets is basically similar in composi...
Elemental Composition of Brazing Alloys in Metallic Orthodontic Brackets
Elemental Composition Brazing Alloys Metallic Orthodontic Brackets
2008/12/12
The aim of this study was to assess the elemental composition of the brazing alloy of representative orthodontic brackets. The brackets examined were Gemini (3M, Unitec, Monrovia, Calif), MicroLoc...