Question

Estimate the number of intrinsic free carriers for InSb when its conductivity is 2x10^6 Ω -1m-1...

Estimate the number of intrinsic free carriers for InSb when its conductivity is 2x10^6 Ω -1m-1 , and mobilities for electronic and hole free carriers are 7.7 and 0.07 m^2V -1 s -1 , respectively. Comment on the value you obtain. Why do you think the electron and hole mobilities are not similar?

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Answer #1

Given that

its conductivity is 2*10^6-1 m-1

mobilities for electronic and hole free carriers 7.7 and 0.07 m^2 v-1 s-1

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