This textbook provides a comprehensive exploration of the principles, applications, and future directions of electromagnetic theory. Designed to be an enduring reference for students, researchers, and scholars, this book captures the essence and trajectory of wave science, blending historical insights with cutting-edge advancements.

The book begins by tracing the historical evolution of electromagnetic theory, from early discoveries to Maxwell’s transformative equations. It sets the stage by establishing the mathematical and theoretical underpinnings essential for understanding electromagnetic phenomena. Core Principles and Phenomena: Diving into the heart of electromagnetics, this book meticulously covers the behavior of electromagnetic fields and waves, their interactions, and the principles of wave propagation, reflection, refraction, and diffraction. Advanced topics such as polarization, scattering, and absorption are discussed in depth, providing a robust understanding of wave mechanics. Cutting-Edge Applications: This section shows the practical applications of electromagnetics in modern technology. From the design of advanced antennas and wireless communication systems to the revolutionary properties of metamaterials and photonic crystals, this book illustrates how electromagnetic theory is driving innovation across multiple fields. Future Directions in Electromagnetics: Looking ahead, this book delves into the burgeoning field of quantum electromagnetics, exploring quantum optics, photonics, and the emerging realms of quantum communication and computing. It also addresses the critical issues of electromagnetic compatibility and interference, ensuring technologies meet rigorous standards and perform reliably in diverse environments. Practical Implementations and Case Studies: To bridge theory with practice, this book includes detailed case studies and real-world applications. It examines the use of electromagnetic sensing in medical imaging, environmental monitoring, and industrial processes, demonstrating the tangible impact of wave science in everyday life. Philosophical and Ethical Considerations: Recognizing the broader implications of electromagnetic technologies, this section discusses the ethical, environmental, and societal impacts. 

Dr. Muhammad Ali Babar Abbasi is a Reader (Associate Professor) at Queen’s University Belfast, with expertise in antennas, electromagnetics, microwave engineering, and emerging wireless technologies. His research focuses on advanced RF systems, reconfigurable intelligent surfaces, radar, and next-generation 5G/6G communication technologies. He is involved in leading multimillion-pound research projects, has supervised more than 10 PhD students, and has published over 170 peer-reviewed papers. His work has received several awards and distinctions, including the Mobile World Scholar Challenge and IEEE recognitions.