L. F. Chen is the author of Microwave Electronics: Measurement and Materials Characterization, published by Wiley.C. K. Ong is the author of Microwave Electronics: Measurement and Materials Characterization, published by Wiley.C. P. Neo is the author of Microwave Electronics: Measurement and Materials Characterization, published by Wiley.V. V. Varadan is the author of Microwave Electronics: Measurement and Materials Characterization, published by Wiley.Vijay K. Varadan is the author of Microwave Electronics: Measurement and Materials Characterization, published by Wiley.