The pre-treatment of substrate surfaces prior to deposition is important for the adhesion of physical vapour deposition coatings.This work investigates Si surfaces after the bombardment by energetic Cr ions which are created in cathodic arc discharges.The effect of the pre-treatment is analysed by X-ray diffraction, Rutherford backscattering spectr
OBJECTIVE: to analyze the rates of maternal mortality due to hemorrhage identified in Brazil from 1997 to 2009.Methods: the time series and population data from the Brazilian Health Ministry, Oral Care Mortality Information System and Live Birth Information System were examined.From the Mortality Information System, we initially selected all report
As part of their regular activities, courts attach meaning to legal texts to determine the normative situation of the parties to the dispute.The activity of attributing meaning to legal texts by the courts is commonly called authoritative interpretation of law.In many cases, the meaning attributed to the text by the court deviates significantly fro
Abstract Greater flamingos use cosmetic coloration by spreading uropygial secretions pigmented with carotenoids over their feathers, which makes the plumage redder.Because flamingos inhabit VITD3 BERRY 400IU open environments that receive direct solar radiation during daytime, and carotenoids bleach when exposed to solar radiation, we expected that