Unformatted text preview: the semiconductor is
The electron population at any energy is given by
() ( The electron population at
)( ( ) ) normalized to the peak electron population at √ )
) ( ) √ ( ) √ 5.
(a) [2 points] – Determine the temperature at which the intrinsic carrier concentration in (i) Si and
(ii) GaAs are equal to the room temperature (300 K) intrinsic carrier concentration of Ge. Refer
to the figure below. 6 ECE 340 HW Assignment 2 – Solutions (i)
) ( ) at
) at Summer 2011 .
. (b) [1 point] – Semiconductor A has a band gap of 1 eV, while semiconductor has a band gap of 2
) at 300
eV. What is the ratio of the intrinsic carrier concentrations in the two materials (
K? Assume any differences in the...
View Full Document
This note was uploaded on 11/13/2013 for the course ECE 340 taught by Professor Leburton during the Fall '11 term at University of Illinois, Urbana Champaign.
- Fall '11