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Draw the schematic diagram of SEM and explain its construction and working.
written 7.9 years ago by gravatar for neeta.vanage neeta.vanage • 880 modified 3.9 years ago by gravatar for pedsangini276 pedsangini276 • 4.8k

Subject: Applied Physics 2

Topic: Nano science And Nanotechnology

Difficulty: Medium
engineering physics
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written 7.8 years ago by gravatar for neeta.vanage neeta.vanage • 880 modified 2.5 years ago by gravatar for amitsingh66421 amitsingh66421 • 30

SEM is a type of electron microscope that uses electron beam which is focused on the specimen and by detecting the signals from the interaction of incident electron with sample surface.

The sample is placed inside the microscope’s vacuum column through an air tight door. The electron gun assembly produces …

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