a) Write the three processes responsible for charge carrier transport in a semiconductor. Calculate the resistivity of an intrinsic semiconductor sample of area 4 cm2 , thickness 0.5 cm and carrier concentration of
It is given that the electron and hole motilities are 0.35 m2
and
respectively.
b) What is the difference between a zener diode and a conventional p-n junction diode? Explain the breakdown processes observed in case of zener diode.
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