MIT 8.421 Atomic and Optical Physics I, Spring 2014 View the complete course: ocw.mit.edu/8-421S14 Instructor: Wolfgang Ketterle In this video, the professor reviewed second order perturbation theory and discussed beyond the quadratic Stark effect, field ionization, and atoms in oscillating electric fields. License: Creative Commons BY-NC-SA More information at ocw.mit.edu/terms More courses at ocw.mit.edu