Semiconductor Physics and Devices: Basic Principles, 4th edition Chapter 1
By D. A. Neamen Exercise Solutions
______________________________________________________________________________________
Chapter 1
Exercise Solutions TYU 1.2
(a) Number of atoms per (100) lattice plane
Ex 1.1
(a) Number of atoms per unit cell
Surface Density
(b) Volume Density = cm
(b) Number of atoms per (110) lattice plane
cm
_______________________________________
Surface Density
Ex 1.2
Intercepts of plane; p=1, q=2, s=2
Inverse; cm
(c) Number of atoms per (111) lattice plane
Multiply by lowest common denominator,
plane
_______________________________________
Lattice plane area
Ex 1.3
(a) Number of atoms per (100) plane where
Surface Density
cm
(b) Number of atoms per (110) plane Then lattice plane area
Surface Density
Surface Density
cm cm
_______________________________________
Test Your Understanding Solutions _______________________________________
TYU 1.1 TYU 1.3
Number of atoms per unit cell (a) For (100) planes, distance
(b) For (110) planes, distance
Volume Density
cm _______________________________________
Radius
_______________________________________
, Semiconductor Physics and Devices: Basic Principles, 4th edition Chapter 1
By D. A. Neamen Exercise Solutions
______________________________________________________________________________________
TYU 1.4
(a) 8 corner atoms
(b) 6 face-centered atoms
(c) 4 atoms totally enclosed
_______________________________________
TYU 1.5
Number of atoms in the unit cell
Volume Density
cm
_______________________________________
By D. A. Neamen Exercise Solutions
______________________________________________________________________________________
Chapter 1
Exercise Solutions TYU 1.2
(a) Number of atoms per (100) lattice plane
Ex 1.1
(a) Number of atoms per unit cell
Surface Density
(b) Volume Density = cm
(b) Number of atoms per (110) lattice plane
cm
_______________________________________
Surface Density
Ex 1.2
Intercepts of plane; p=1, q=2, s=2
Inverse; cm
(c) Number of atoms per (111) lattice plane
Multiply by lowest common denominator,
plane
_______________________________________
Lattice plane area
Ex 1.3
(a) Number of atoms per (100) plane where
Surface Density
cm
(b) Number of atoms per (110) plane Then lattice plane area
Surface Density
Surface Density
cm cm
_______________________________________
Test Your Understanding Solutions _______________________________________
TYU 1.1 TYU 1.3
Number of atoms per unit cell (a) For (100) planes, distance
(b) For (110) planes, distance
Volume Density
cm _______________________________________
Radius
_______________________________________
, Semiconductor Physics and Devices: Basic Principles, 4th edition Chapter 1
By D. A. Neamen Exercise Solutions
______________________________________________________________________________________
TYU 1.4
(a) 8 corner atoms
(b) 6 face-centered atoms
(c) 4 atoms totally enclosed
_______________________________________
TYU 1.5
Number of atoms in the unit cell
Volume Density
cm
_______________________________________
