SEMICONDUCTOR DEVICE PHYSICS AND DESIGN

INTRODUCTION xxi Figure .1: Illustration of Moore’s Law. Lasers and detectors have been the enabling elements in optical communi ...

INTRODUCTION xxii Figure .2: The Motoral V551 cellular phone. Picture courtesy of A. Upton, R. Vetury, and J. Shealy, RFMD. The ...

INTRODUCTION xxiii SiGe-BiCMOS technology GaAs HBT technology Si CMOS technology Figure .3: The POLARIS total radio solution fro ...

INTRODUCTION xxiv Figure .4: Chip power density is increasing exponentially with time. answer? Is the control of electron spin r ...

Chapter 1 STRUCTURAL PROPERTIES OF SEMICONDUCTORS 1.1 INTRODUCTION In this text we will be exploring state of the art electronic ...

2 CHAPTER 1. STRUCTURAL PROPERTIES OF SEMICONDUCTORS 1.2 CRYSTALSTRUCTURE As noted above high performance semiconductor devices ...

1.2. CRYSTAL STRUCTURE 3 denoted by 1, 2, 3, 4, and 6. No other rotation axes exist; e.g.,^25 πor^27 πare not allowed because su ...

4 CHAPTER 1. STRUCTURAL PROPERTIES OF SEMICONDUCTORS x y z a 3 a 2 a 1 a a 3 a 2 a 1 z y x a a 3 a 2 a 1 (a) (b) (c) Figure 1.1: ...

1.2. CRYSTAL STRUCTURE 5 a Two atoms per basis Basis atoms same: Diamond structure Basis atoms different: Zinc blende Figure 1.2 ...

6 CHAPTER 1. STRUCTURAL PROPERTIES OF SEMICONDUCTORS a Figure 1.4: The zinc blende crystal structure. The structure consists of ...

1.2. CRYSTAL STRUCTURE 7 (a) (b) + S phe res on the star ti ng l ay er C enter s of sphe res on the second l ay er C enter s of ...

8 CHAPTER 1. STRUCTURAL PROPERTIES OF SEMICONDUCTORS Zinc Blende and Wurtzite CRYSTAL STATIC LATTICE MATERIAL STRUCTURE BANDGAP ...

1.2. CRYSTAL STRUCTURE 9 These indicies are obtained using the following: (1) Define the x, y, z axes (primitive vectors). (2) T ...

10 CHAPTER 1. STRUCTURAL PROPERTIES OF SEMICONDUCTORS A TOMS ON T HE (111) PLA NE C oul d be ei ther G a or A s 1 bo nd conne ct ...

1.2. CRYSTAL STRUCTURE 11 1.2.4 Artificial Structures: Superlattices and Quantum Wells Epitaxial crystal growth techniques such ...

12 CHAPTER 1. STRUCTURAL PROPERTIES OF SEMICONDUCTORS Figure 1.8: (b) This transmission electron microscope picture shows the pr ...

1.2. CRYSTAL STRUCTURE 13 4Å 4Å (2 x 4 unit cell) (a) (b) Top layer As atoms Second layer Ga atoms Third layer As atoms IDEAL SU ...

14 CHAPTER 1. STRUCTURAL PROPERTIES OF SEMICONDUCTORS (a) (b) Figure 1.10: (a) Cross-sectional TEM images of a typical AlGaN/GaN ...

1.2. CRYSTAL STRUCTURE 15 1.2.6 Interfaces Like surfaces, interfaces are an integral part of semiconductor devices. We have alre ...

16 CHAPTER 1. STRUCTURAL PROPERTIES OF SEMICONDUCTORS D l AlAs (perfect crystal) GaAs (perfect crystal) GaAs GaAs 2.1 ML AlAs (a ...