5: Time-Dependence Last updated Sep 18, 2020 Save as PDF 4.6: Radioactive decay and imaginary potentials 5.1: Time–Dependent Hamiltonians Page ID28773 Graeme AcklandUniversity of Edinburgh ( \newcommand{\kernel}{\mathrm{null}\,}\) 5.1: Time–Dependent Hamiltonians5.2: Time-dependent Perturbation Theory5.3: Time–independent Perturbations5.4: Harmonic Perturbation5.5: Transitions to a group of states5.6: Example of Golden rule - beta decay