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Chapter 22

Quantum physics

LEARNING OBJECTIVES

In this chapter you will learn how to:

understand the nature of photons

understand details of the photoelectric effect

understand why the photoelectric effect cannot be explained by the wave theory of light

understand Compton scattering

explain the concept of matter waves

describe an experiment that shows the wave nature of electrons.

GUIDING questions

●How does radiation interact with matter?

●What is the nature of light?