Electromagnetic wave diffraction Diffraction gratings 18 Boundary conditions 10 Light polarization 10 Vectors 10 Diffraction 8 Eigenvalues and eigenfunctions 8 Dielectric materials 6 Fourier transforms 6 Light propagation 6 Light scattering 6 Mathematical models 6 Refractive index 6 Anisotropy 4 Boundary value problems 4 Electric fields 4 Electromagnetic wave scattering 4 Electromagnetism 4 Fourier optics 4 Grating 4 Gratings 4 Interfaces (materials) 4 Magnetic fields 4 Magnetic permeability 4 Negative phase velocity 4 Optical systems 4 Perturbation techniques 4 Rayleigh scattering 4 2-D arrays 2 Aberrations 2