How scanning electron microscope (SEM) work?
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YouTubechemscholar4u
How scanning electron microscope (SEM) work?
The electron microscope uses a beam of electrons and their wave-like characteristics to magnify an object's image, unlike the optical microscope that uses visible light to magnify images. The SEM scanner detects changes in fluid contents of human skin and subdermal tissues, to a tissue depth of several millimetres, by measuring 'capacitance ...
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