b'Figure 1. (Top left) FIB cross section of the uniformly deposited Ti-Cr-Zr coating. (Top right) GDOES intensity plot for showing defined peaks with limited intermixing. (Bottom) PVD depostion rates for each element.a comprehensive view over whatand elastic response of these coating has been produced. These analysessystems. Comprehensive corrosion primarily found that oxygen wastesting has been performed on the within the coating in non-negligibleCVD coatings. None of the coatings amounts, heat treatment caused awere protective enough in order detrimental effect to adhesion byto form a passivation layer which increasing oxygen and depleting baseshielded it from the simulated boiling element concentrations. The CVDwater reactor (BWR) conditions. coating was further characterizedFurther optimization of the CVD using nanoidentation, giving a viewcoating and the final selection of the into how these coating will do inPVD or CVD coating are underway.high temperature environments and giving baseline values for the hardness 2021|AFC ACCOMPLISHMENTS 99'