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半導(dǎo)體物理與器件第四版課后習(xí)題答案4-文庫吧在線文庫

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【正文】 cm(b) eV eV cm_______________________________________(a) eV cm eV cm(b) eV eV cm_______________________________________(a) ptype(b) eV cm eV cm_______________________________________(a) cm cm(b) cm cm_______________________________________(a) eV(b) eV(c) cm(d) Holes(e) eV_______________________________________ eV cm cm cm(a) eV(b) eV(c) cm(d) Holes(e) eV_______________________________________(a) cm eV cm(b) eV cm cm eV eV cm_____________________________________(a) cm eV cm(b) eV cm cm eV eV cm_______________________________________ (a) For , Then cm (b) cm_______________________________________ So We find eV_______________________________________ (a) Then cm (b) cm_______________________________________ For the electron concentration The Boltzmann approximation applies, so or Define Then To find maximum , set or which yields For the hole concentration Using the Boltzmann approximation or Define Then To find maximum value of , set Usi
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