Table of Contents

1. Preface 2. Introduction 3. Symmetries and conservation theorems 4. Spontaneous symmetry breaking 5. Symmetry breaking and electromagnetic radiation 6. Symmetry breaking and dielectric antennas 7. Piezoelectric antennas 8. Antenna design & symmetries 9. Radiation from a superconducting loop 10. Radiation in magneto-electric materials 11. Gauge fields 12. Conclusion and future work

About the Author

Dr. Dhiraj Sinha is a faculty member at Plaksha University, Mohali, India. He received his PhD from the University of Cambridge and was the CTO of Smantenna Ltd, where he worked on thin film antennas aimed at their integration at the chip level. He got his postdoctoral training at the Singapore University of Technology and Design, Singapore and the Massachusetts Institute of Technology, Cambridge, USA.Gehan A. J. Amaratunga has held the 1966 Chair and Professorship in Engineering at the University of Cambridge since 1998. He is a Fellow of the Royal Academy of Engineering UK, National Academy of Sciences of Sri Lanka, Royal Society of Arts UK and the Institution of Engineering and Technology (formerly the IEE). He has published over 800 archived academic papers and is an inventor on 56 granted patents.