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Color Stability of Resin Composites after Immersion in Different Drinks
Color stability Resin composite Drink
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2009/9/14
The purpose of this study was to evaluate the discoloration of two nanohybrids, two microhybrids, and a posterior composite resin restorative material upon exposure to different drinks — namely tea, c...
Application of Plasma Immersion Ion Implantation for Surface Modification of Nickeltitanium Rotary Instruments
XPS DSC plasma immersion ion implantation
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2009/9/14
By means of X-ray photoelectron spectroscopy (XPS) and differential scanning calorimetry (DSC), this study set out to investigate the application of plasma immersion ion implantation (PIII) for the su...
Discoloration and Dissolution of Titanium and Titanium Alloys with Immersion in Peroxide- or Fluoride-containing Solutions
Corrosion Discoloration Titanium alloys
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2009/9/11
This study compared differences in discoloration and dissolution in several titanium alloys with immersion in peroxide- or fluoride-containing solution. Commercially pure titanium (CP-Ti) and six tita...
The dimensional stability of self-disinfecting alginate impressions compared to various immersion regimes
Alginate Disinfection Dimensional stability Study casts Reflex Metrograph
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2009/1/23
Alginate impressions of a master acrylic study model pair were made in order to assess the effect of various disinfection techniques on dimensional stability. Impressions were made using self-disi...
Orthodontic resin under water immersion
Bond strength Debonding interface Orthodontic resin Water immersion
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2009/1/12
The absorption and desorption of water by a polymer matrix of composite orthodontic resin could cause debonding of the filler-matrix or hydrolytic degradation of fillers and loss of bond strength....
Degradation in Performance of Orthodontic Wires Caused by Hydrogen Absorption During Short-Term Immersion in 2.0% Acidulated Phosphate Fluoride Solution
Orthodontic wire Hydrogen embrittlement Fluoride Corrosion
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2008/12/15
The purpose of this study was to investigate the degradation in performance of four major alloys of orthodontic wires, namely nickel-titanium, beta titanium, stainless steel, and cobalt-chromium- ...