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Imaging Corrosion at the Metal-Paint Interface Using Time-of-Flight Secondary Ion Mass Spectrometry

DOI :

10.3791/59523-v

May 6th, 2019

May 6th, 2019

8,046 Views

1Earth and Biological Sciences Directorate, Pacific Northwest National Laboratory, 2Energy and Environment Directorate, Pacific Northwest National Laboratory, 3Wiley Environmental Molecular Sciences Laboratory, Pacific Northwest National Laboratory

Time-of-flight secondary ion mass spectrometry is applied to demonstrate the chemical mapping and corrosion morphology at the metal-paint interface of an aluminum alloy after being exposed to a salt solution compared with a specimen exposed to air.

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Corrosion

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