GaAs is doped to (N_{a}=10^{17} mathrm{~cm}^{-3}). (a) Calculate (n_{o}) and (p_{o}). (b) Excess electrons and holes are

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GaAs is doped to \(N_{a}=10^{17} \mathrm{~cm}^{-3}\).

(a) Calculate \(n_{o}\) and \(p_{o}\).

(b) Excess electrons and holes are generated such that \(\delta n=\delta p=10^{15} \mathrm{~cm}^{-3}\). Determine the total concentration of electrons and holes.

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