ECE250_F02_HW3_S - ECE 250 HW#2 Solution Define units and...

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The value appears O.K. V bi_GaAs 300 K ( ) 1.158V = Test the function at 300 K and compare to the value in the notes: V bi_GaAs T ( ) K B T q ln N a N d n i_GaAs T ( ) 2 = Define a function for the built-in barrier potential n i_GaAs T ( ) B GaAs T 1.5 exp E g_GaAs - 2 K B T = Define functions for the intrinsic carrier concentration N a 10 16 cm 3 - = N d 10 16 cm 3 - = Problem 1: q 1.602 10 19 - coul = B GaAs 2.1 10 14 1 cm 3 K 1.5 = E g_GaAs 1.4 eV = Specify some constants for silicon K B 86 10 6 - eV K = eV 1.602 10 19 - coul volt = Define units and constants ECE 250 HW #2 Solution
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