Question: 3 . 1 5 ( a ) A Si sample is doped with 1 0 1 7 boron atoms / cm ^ 3 . What

3.15(a) A Si sample is doped with 1017 boron atoms/cm^3. What is the electron concentration no at 300 K? What is the resistivity? (b) A Ge sample is doped with 3*10^13 Sb atoms/cm^3. Using the require- ments of space charge neutrality, calculate the electron concentration no at 300 K.

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