Week 152: Perturbation Theory

Learning Objectives

• •**Apply** non-degenerate perturbation theory to first and second order
• •**Solve** degenerate perturbation problems by diagonalization
• •**Calculate** transition probabilities using time-dependent perturbation
• •**Use** Fermi's golden rule for transition rates to continua
• •**Explain** the adiabatic theorem and calculate Berry phases
• •**Recognize** when each perturbation method is appropriate