Electromagnetic wave reflection 20 Refractive index 12 Electromagnetic wave polarization 8 Interfaces (materials) 8 Magnetic permeability 8 Anisotropy 6 Permittivity 6 Plasmons 6 Attenuated total reflections 4 Brewster angles 4 Diffraction 4 Electromagnetic wave propagation 4 Electromagnetic wave scattering 4 Gaussian beams 4 Lateral shift 4 Metamaterials 4 Phonons 4 Photons 4 Quantum theory 4 Reflectivity 4 Vacuum 4 Absorber 2 Achiral chiral interfaces 2 Animation 2 Anisotropic grating 2 Attenuated total reflection 2 Backward waves 2 Birefringence 2 Boundary conditions 2 Coherent optical effects 2