Facts101 is your complete guide to Nonlinear Optics. In this book, you will learn topics such as Quantum-Mechanical Theory of the Nonlinear Optical Susceptibility, The Intensity-Dependent Refractive Index, Molecular Origin of the Nonlinear Optical Response, and Nonlinear Optics in the Two-Level Approximation plus much more. With key features such as key terms, people and places, Facts101 gives you all the information you need to prepare for your next exam. Our practice tests are specific to the textbook and we have designed tools to make the most of your limited study time.