For this problem in part A why can’t I get the answer despite putting it in the

Question

For this problem in part A why can’t I get the answer despite putting it in the calculator what am I doing wrong I can’t seem to get 1.16x10^-15 No matter how hard I try The solution is there and yet I can’t answer it 1.13 Boron atoms are added to a Si film resulting in an impurity density of 4 × 1016 cm-3. (a) (b) (c) (d) What is the conductivity type (N-type or P-type) of this film? What are the equilibrium electron and hole densities at 300 K and 600 K? Why does the mobile carrier concentration increase at high temperatures? where is the Fermi level located if T= 600 K?

Explanation / Answer

Yes , Nv And Nc calculations are Ok.

You need to check the formula & correct value

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