
CHAPTER 3
Physical Foundations of Microwave
Technology
OBJECTIVES
1. Review the elements of electron dynamics in a vacuum.
2. Review the quantum mechanical model of electrons and other particles.
3. Learn the principles by which lasers and masers operate.
3-1
PREQUIZ
These questions test your prior knowledge of the material in this chapter. Try an-
swering them before you read the chapter. Look for the answers (especially those
you answered incorrectly) as you read the text. After you have finished studying
the chapter, try answering these questions again and those at the end of the chap-
ter.
1. An electron moving at a velocity 0.45c ...