Which of the following is the Fermi function f(E)?
A. $$\frac{1}{{1 + {e^{\frac{{E - {E_F}}}{{KT}}}}}}$$
B. $$\frac{1}{{1 - {e^{\frac{{E - {E_F}}}{{KT}}}}}}$$
C. $$\frac{1}{{1 + {e^{\frac{{{E_F} - E}}{{KT}}}}}}$$
D. $$\frac{1}{{1 - {e^{\frac{{{E_F} - E}}{{KT}}}}}}$$
Answer: Option A
This Question Belongs to Electronics And Communications Engineering >> Materials And Components
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