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Semi 4 Ex Sol 5

Chapter 5 of 'Semiconductor Physics and Devices: Basic Principles' provides exercise solutions for various problems related to semiconductor physics. The exercises involve calculations using figures and equations, focusing on parameters such as conductivity, mobility, and current density. The solutions are presented in a structured format, emphasizing the application of theoretical concepts to practical scenarios.

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Raihan Siddik
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10 views3 pages

Semi 4 Ex Sol 5

Chapter 5 of 'Semiconductor Physics and Devices: Basic Principles' provides exercise solutions for various problems related to semiconductor physics. The exercises involve calculations using figures and equations, focusing on parameters such as conductivity, mobility, and current density. The solutions are presented in a structured format, emphasizing the application of theoretical concepts to practical scenarios.

Uploaded by

Raihan Siddik
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOC, PDF, TXT or read online on Scribd
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Semiconductor Physics and Devices: Basic Principles, 4th edition Chapter 5

By D. A. Neamen Exercise Solutions


______________________________________________________________________________________

Chapter 5

Exercise Solutions Using Figure 5.3 and trial and error,


cm
Ex 5.1 (d) cm /V-s
_______________________________________

which yields cm Ex 5.5


_______________________________________

Ex 5.2 Using Figure 5.2;


(a) C,
(i) cm , cm /V-s
(ii) cm , cm /V-s
(b) cm ,
(i) C, cm /V-s
(ii) C, cm /V-s
_______________________________________

Ex 5.3
(a) For

cm , (a) For ,
cm /V-s A/cm
(b) For cm,
(b)

( -cm)
A/cm
(c) -cm
(c) For cm,
_______________________________________

Ex 5.4
A/cm
(a)
_______________________________________

(b) - Ex 5.6

cm
(c) ( -cm) So

Then
Semiconductor Physics and Devices: Basic Principles, 4th edition Chapter 5
By D. A. Neamen Exercise Solutions
______________________________________________________________________________________

cm

or V/cm
_______________________________________ Now

or
A/cm
Ex 5.7 _______________________________________

TYU 5.2
(a) For cm ,
cm /V-s; cm /V-s
cm /V-s
_______________________________________

Ex 5.8
From Equation (5.59),
(b)

or
( -cm)
We find
A ( -cm)
or mA _______________________________________
From Equation (5.53),
TYU 5.3

So
V
or mV
_______________________________________

Using Figure 5.3 and trial and error,


cm and
cm /V-s
Test Your Understanding Solutions
_______________________________________
TYU 5.1 TYU 5.4

cm
Also

We have cm /s
cm m
Semiconductor Physics and Devices: Basic Principles, 4th edition Chapter 5
By D. A. Neamen Exercise Solutions
______________________________________________________________________________________
Then

A/cm

(a) , A/cm
(b) m, A/cm
(c) ,
_______________________________________

TYU 5.5

So

And
cm
_______________________________________

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