What enables Ge behave as semiconductor even though all electrons in the valence band form covalent bonds? It is due to the small width of
An n-type and a p-type silicon can be obtained by doping pure silicon with
The energy needed for electron to become free from the surface of metal with zero velocity is called as
In a P type semiconductor, the acceptor valence band is
From the surface of metal, the free electrons can- not come out because
What is the resistivity of a pure semiconductor at absolute zero?
In an N-type semiconductor, donor valence band is
An N-type semiconductor is
Work function of a metal depends upon
