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In a Scanning Tunneling Microscope the Probability of an Electron

Question 20

Multiple Choice

In a scanning tunneling microscope the probability of an electron from the probe to tunnel through a 0.1-nm gap is 0.1%.Calculate the work function of the probe of the scanning tunneling microscope.


A) 3.8 eV
B) 38 eV
C) 5.6 eV
D) 12 eV
E) 45 eV

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