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INFLUENCE OF THE DISTANCE OF THE CURING LIGHT SOURCE AND COMPOSITE SHADE ON HARDNESS OF TWO COMPOSITES
This study evaluated the influence of curing tip distance, shade and filler particle size on Vickers microhardness (VHN) of composite resins. Two composites were tested: Filtek Z250 microhybrid (3MExpand
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Micro-hardness evaluation of a micro-hybrid composite resin light cured with halogen light, light-emitting diode and argon ion laser
This in vitro study aimed to determine whether the micro-hardness of a composite resin is modified by the light units or by the thickness of the increment. Composite resin disks were divided into 15Expand
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Evaluation of curing light distance on resin composite microhardness and polymerization.
This study evaluated the influence of the curing tip distance on cure depth of a resin composite by measuring Vickers microhardness and determining the degree of conversion by using FT-RamanExpand
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Influence of Emission Spectrum and Irradiance on Light Curing of Resin-Based Composites.
PURPOSE This study examined the influence of different emission spectra (single-peak and broad-spectrum) light-curing units (LCUs) delivering the same radiant exposures at irradiance values of 1200Expand
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Influence of aluminum oxide sandblasting associated with Nd:YAG or Er:YAG lasers on shear bond strength of a feldspathic ceramic to resin cements.
OBJECTIVE This in vitro study evaluated the influence of the surface pretreatment of a feldspathic ceramic on the shear bond strength of two different resin cements. BACKGROUND DATA AlthoughExpand
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Argon ion laser curing depth effect on a composite resin
The aim of this study was to define optimal power settings as well as curing time associated with evaluating the curing depth of a composite resin as a function of Vickers hardness. The tests wereExpand
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Analysis of the microtensile bond strength to enamel of two adhesive systems polymerized by halogen light or LED.
With the development of composite resin polymerization techniques, LEDs were introduced to the market place. Based on the studied literature, the aim of this study was to evaluate, throughExpand
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Effect of CO2 laser on root caries inhibition around composite restorations: an in vitro study
The aim of the present study was to investigate the in vitro effect of CO2 laser on the inhibition of root surface demineralization around composite resin restorations. For this purpose, 30 blocksExpand
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Microdureza de resina composta: efeito de aparelhos e tempos de polimerização em diferentes profundidades
As propriedades das resinas compostas tem sido estudadas com frequencia, bem como os fatores que podem influenciar seu grau de polimerizacao. Diante da evolucao desses materiais e da necessidade deExpand
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Influência do eugenol na microdureza da resina composta utilizando sistemas adesivos atuais
The zinc oxide-eugenol cement is still widely used as a temporary restorative material. Its use is known, however, to disturb the curing process of composite resins used in the final restoration.Expand
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