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AIMS AND OBJECTIVES To study the stress concentrations in endodontically treated maxillary central incisor teeth restored with 3 different fiber post systems subjected to various oblique occlusal loads. MATERIALS AND METHODS FEM analysis was used to analyze stress concentrations generated in maxillary anterior teeth. Computer aided designing was used to(More)
CONTEXT Various agents are studied for their remineralization potential. AIM To evaluate the effect of GC Tooth Mousse and Toothmin Tooth Cream on microhardness of bleached enamel. SETTINGS AND DESIGN In vitro- study. METHODS AND MATERIAL Twenty freshly extracted anterior teeth were cut sagittally and impregnated in cold cure acrylic resin. Specimens(More)
CONTEXT Mineral trioxide aggregate (MTA) is a biocompatible repair material that is often used along with glass ionomer cement (GIC) in many clinical situations. AIMS In this study, the interface of GIC and MTA was examined, and the effect of time on this interface was tested. MATERIALS AND METHODS Forty 9-mm hollow cylindrical glass molds were filled(More)
In a memorandum dated November 25, 1997, NRR requested RES to perform appropriate research and provide independent confirmation of the applicability of Arrhenius methodology to meet the environmental qualification (EQ) requirements for LOCA and post-LOCA environments. RES was requested to support the NRR reviews of licensees' requests for (1) power uprate(More)
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