List of Derivations for the Mid-Term
1. Available density of states in the Conduction Band:
4
3/ 2
1/ 2
g c (E ) = 3 (2mn ) (E EC )
h
2. Density of Electrons in the Conduction Band
2mn kT
n0 = 2
2
h
3/ 2
e
3. Effective Mass
( EC E F )
kT
2
m = 2
d E
d
E&CE 331
Final Exam Study Material Review
Page 1/3
C.R.Selvakumar
Review of E&CE 331 Course Material for the Final Exam.
All the material covered before Mid-Term Exam is included, but
emphasis will be on the material covered after the mid-term exam.
The f
E&CE 231
E & CE 231 Formula Sheet
4
g c (E) =
h3
1/4
Formula Sheet
( 2 m * ) 3 / 2 ( E E c ) 1/ 2 ; ( E E c )
n
1
4
g v ( E) = 3 ( 2 m* ) 3/ 2 ( E v E)1 / 2 ; ( E E v )
p
h
f ( E) =
+
Nd x n 0 = Na x p 0
E max =
qN x p 0
a
r 0
=
+
qN d x n 0
r 0
2 V
Na
x
University of Waterloo
Department of Electrical & Computer Engineering
E&CE 231 Mid-Term Examination Spring 2005
Aids: Formula Sheets (attached), Scientific Calculator
Instructor: C. R. Selvakumar
Time Allowed: 90 minutes
Date: June 17, 2005
Exam Type: Cl
ECE331ElectronicDevices
1/4
C.R.(Selva)Selvakumar
E&CE 331 Electronic Devices
C.R. (Selva) Selvakumar
Course Outline and Administration
Spring 2013
Overview
This is a first course on Semiconductor Devices. Typical devices, which are studied
in this course
1
E&CE 331
May 6, 2013
C.R.Selvakumar
E&CE 231 Electronic Devices
Tentative Study Material for Mid-Term Test.
Textbook: Ben G. Streetman and Sanjay Banerjee, "Solid State Devices" 6th
Edition, Prentice Hall 2006
Please note that the following description
E&CE 331
List of Derivations for Final Exam Study Material
C.R.Selvakumar
List of Derivations :
Many of the students wanted to know what are the derivations that
they should be responsible for in E&CE 331. Here is a list
1) Minority carrier densities at t