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Draw the schematic diagram of TEM and explain its construction and working.
1 Answer
written 6.3 years ago by | modified 6.1 years ago by |
It uses quantum mechanical concept according to which wave nature of electron allow them to tunnel through a very thin electrically insulating layer of vacuum or air.
STM scans an electric probe over a surface to be imaged to detect a weak electric current flowing between the tip and the …