Silicon is doped with (5 times 10^{16}) arsenic atoms (/ mathrm{cm}^{3}). (a) Is the material (mathrm{n}) -

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Silicon is doped with \(5 \times 10^{16}\) arsenic atoms \(/ \mathrm{cm}^{3}\).

(a) Is the material \(\mathrm{n}\) - or p-type?

(b) Calculate the electron and hole concentrations at \(T=300 \mathrm{~K}\).

(c) Repeat part (b) for \(T=350 \mathrm{~K}\).

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