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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