What Is the Difference between SEM and TEM?

Answer

The basic difference between SEM and TEM is that SEM involves shooting an electron beam at a specimen and observing the reactions on the specimen surface. On the other hand, TEM acts much like a typical bright field microscope by sending electrons through a specimen.
Q&A Related to "What Is the Difference between SEM and TEM?"
in SEM you look at either backscattered or secondary electrones. in TEM you look how much of your electron beam makes it through the sample onto your phosphor screen or film camera.
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SEM involves shooting an electron beam at a specimen and observing the reactions on the specimen surface. When the electron hits an molecule on the surface, its energy is absorbed
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In a TEM, a thin slice of a sample sits in a special vacuum chamber. A beam of electrons passes through the sample and becomes magnified by magnetic fields acting as lenses. The electrons
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SEM and TEM make it possible to visualize the different
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