O 1) What are electron, hole, intrinsic carrier concentration, and energy band gap in Si with (a) Nd = 4x10" cm * and Na = 1x10“ cm * and (b) additional 6x10" cm * of Nd? Note: use Effective density of %3D conduction band = 2.8 x 10 19 cm 3. Effective density of valance band =1.04 x 10 19 cm 3. T= 300 K, Boltzmann constant = 1.38x 1023 Kg s K'.
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