A scanning electron microscope image of an AA 5XXX
alloy using backscattered electron mode showing the
grain structure and precipitate distribution. The image
was taken after electropolishing in a perchloric
acid solution
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A scanning electron microscope image of a fractured
carbon steel cam shaft taken in secondary electron
mode showing the presence of fatigue striation marks.its
examination of the surface enabled the conclusion that the cycle
failure was a result of low cycle fatigue. The image was
taken after ultrasonically cleaning in alcohol
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FEG SEM
Field Emission Gun SEM
Sometimes very high resolution is required
to investigate particles or structures at high
resolution. The image shows extremely
fine wear debris imaged with a FEG SEM
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