Quantum theory 14 Scattering 12 Scattering (Physics) 10 Light 9 Physics 8 Optics 7 Crystals 6 Sound 6 Visual perception 6 History 5 Nanotechnology 5 Nationalists 5 Scattering (Mathematics) 5 Scattering Theory 5 Women social reformers 5 X-rays 5 Neutrons--Scattering 4 Nonlinear optics 4 Scattering theory 4 COMPTON SCATTERING 3 Chemistry, Analytic 3 Data processing 3 Diffraction 3 IMPULSE APPROXIMATION 3 Integral equations 3 Inverse problems (Differential equations) 3 Light scattering 3 Mathematics 3 Nanostructured materials 3 Plant Biotechnology 3