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EDX of Corrosion Products
EDX of a Stainless Steel Corrosion Product


Above: An image taken by FIB microscopy of a piece of stainless steel after it had been exposed to a corrosive environment at 600oC.



Immediately below: TEM image of the Stainless Steel corrosion product. The yellow square denotes the area where EDX analysis was done.


 
Left: EDX images of the steel sample, which is marked by the yellow square in the image above. The k-shell transition intensity under the bombardment of X-rays with specific energies are shown as gradations through a spectra. The top left picture in the image to the left denotes the intensity of transitions for the Molybdenum k-shell, the top right shows Iron, the bottom left displays Chromium, and the final image in the bottom right is a Dark-Field STEM, allowing the chemistry to be compared to grain orientation and electron attenuation.