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O 1) What are electron, hole, intrinsic carrier concentration, and energy band gap in Si with (a) Nd =
4x101° cm * and Na = 1x10 cm
and (b) additional 6x1016
cm * of Nd? Note: use Effective density of
conduction band = 2.8 x 10 19 cm . Effective density of valance band =1.04 x 10 19 cm . T= 300 K,
Boltzmann constant = 1.38x 102 Kg s K.
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