Electromagnetic wave scattering 6 Resonance Antenna radiation 4 Electromagnetic fields 4 Electromagnetic wave polarization 4 Algorithms 2 Amplitude modulation 2 Antenna arrays 2 Antenna arraysPB - IEEECP - Piscataway, NJ, United States 2 Conducting surfaces 2 Conductive materials 2 Corrugated structures 2 Directional patterns (antenna) 2 Finite groove gratings 2 Frequency response 2 Gratings 2 Green's theorem 2 High-Q resonances 2 Integral equations 2 Modal analysis 2 Model based parameter estimation 2 Natural frequencies 2 Parameter estimation 2 Phase modulation 2 Q resonances 2 Rayleigh coefficients 2 Rectangular groove 2 Resonance frequencies 2 Resonant elements 2 Slotted cylinders 2