This textbook is designed for courses in Electromagnetism II, Electricity and Magnetism, Applied Electromagnetism, Introduction to MEMS, and Advanced MEMS. It focuses on the applications and materials of electromagnetism. Topics include ferroelectrics, multiferroics, and the Gilbert Model of magnetism. Also covers optical applications along with measurement techniques and device physics. Mathematica is used throughout the text with downloads available from a website. Homework problems are in every chapter, and an accompanied solutions manual is available for adopting professors.