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04+Carrier+Statistics - Previous Lectures Density Of States...

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Previous Lectures… Density Of States Fermi-Dirac Statistics f(E) 1 E E f 0.5 E g(E) E V E C Valence band Conduction band 3 2 ) ( 2 ) ( h π c n n c E E m m E g = 3 2 ) ( 2 ) ( h π E E m m E g v p p v = kT E E f e E f ) ( 1 1 ) ( + = Note that the f(E) is the probability of occupation regardless of whether or not a state exists!
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