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An Introduction to Semiconductor Devices Chapter 1 Solutions Manual Exercise Solutions ______________________________________________________________________________________

Chapter 1
Exercise Problems
EX1.1 For a body-centered cubic, 2 atoms per unit cell. Then Volume Density ¡ë Or Volume Density ¡ë 187 x10 atoms / cm .
22 3

(b) Also (113) plane ¢¡

2 ao
3

¡ë

b

2 4.75 x10
?8

g

Intercepts of plane are p ¡ë 3 , q ¡ë 3 , s ¡ë 1 _______________________________________

FH

1 1 1 , , ¡æ (3, 3, 1) 1 1 3

IK

3

Test Your Understanding Exercises
TYU1.1 Body-centered cubic ¡ë 2 atoms per unit cell. 2 Density ¡ë 3 ao

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EX1.2 For a (132) ¡æ

F H

1

1 1 , ¡æ p q s ,

I F K H

6 6 6 , , 6 2 3

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So that p ¡ë 6, q ¡ë 2, s ¡ë 3

¢¡ ao ¡ë
3

2 5 x10
22

¡ë 4 x10

?23

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EX1.3 (a) For a body-centered cubic, (100) plane, effectively 1 atom per plane. Then Surfa¡¦(»ý·«)