Unformatted text preview: ⎠
p ⎛ 1.04 × 1019 ⎞
EF − Ev = 0.0259 ln ⎜
= 0.152 eV , ⎝ 2.96 × 1016 ⎟
⎠ . which is several times the thermal voltage. Yet, assuming that the acceptor ionization energy is 40 meV, we find that almost 99% of the acceptors are ionized. This leads us to conclude that Na = 3 × 1016 cm 3 . 5.30 The steady state electron distribution in silicon can be approximated by a linear function of x. The maximum electron concentration occurs at x = 0 and is 2 x...
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 Fall '14

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