Investigations in Nonlinear Optics and Hyperacoustics

Spectra of the Thermal and Stimulated Scattering of Light in the Wing of the Rayleigh Line.- I. Theoretical and Experimental Investigations of the Spectra of the Thermal and Stimulated Scattering of Light.- 1. Spectral Composition of the Light Scattered by Anisotropy Fluctuations in Liquids.- 2. Width and Profile of Depolarized Lines of the Raman Scattering of Light in Liquids.- 3. Investigations of the Stimulated Scattering of Light in the Wing of the Rayleigh Line.- II. Apparatus and Methods Used in Investigations of the Spectra of the Thermal and Stimulated Scattering of Light.- 1. Method Used in Investigations of the Thermal Rayleigh Wing and of the Raman Line Profiles.- 2. Apparatus Used in Investigations of the Stimulated Scattering of Light.- III. Results of Investigations of the Spectrum of Light Scattered by Anisotropy Fluctuations in Liquids.- 1. Wing of the Rayleigh Line of Viscous Liquids.- 2. Angular Distribution of the Intensity in the Thermal Wing of the Rayleigh Line.- 3. Experimental Investigation of the Wings of Depolarized Raman Lines of Liquids.- IV. Results of an Investigation of the Stimulated Molecular Scattering of Light.- 1. Influence of Temperature on the Stimulated Scattering in the Wing of the Rayleigh Line.- 2. Four-Photon Interaction in the Stimulated Wing of the Rayleigh Line.- Literature Cited.- Light Scattering Studies of the Propagation of Longitudinal and Transverse Hypersonic Waves in Liquids.- I. Some Theoretical and Experimental Investigations of the Molecular Scattering of Light in Liquids.- 1. Fine Structure of the Rayleigh Scattering of Light in Liquids.- 2. Relaxation Theory of the Propagation of Sound in Condensed Media.- 3. Phenomenological Theory of the Spectral Composition of Scattered Light and of the Propagation of Transverse Hypersonic Waves in Liquids.- 4. Some of the Earlier Investigations of the Fine Structure and the Wing of the Rayleigh Line of Liquids.- II. Method for Experimental Investigation of the Thermal Scattering of Light in Liquids.- 5. Apparatus Used in Investigations of the Fine Structure of the Rayleigh Line.- 6. Helium-Neon Gas Laser Used in Investigations of the Molecular Scattering of Light.- 7. Method Used in the Analysis of Spectrograms and Estimated Precision of the Optical Measurements.- III. Dispersion of the Velocity of Sound and the Absorption of Sound in Liquids.- 8. Results of Measurements of the Velocity and Absorption of Hypersound in Liquids.- 9. Discussion of Experimental Results on the Propagation of Hypersound in Liquids.- 10. Velocity of Hypersound and Absorption of Sound in Water and Acetone. Negative Dispersion of the Velocity of Sound.- 11. Ratio of the Integrated Intensities of the Fine Structure Components of the Rayleigh Line.- IV. Transverse Hypersonic Waves in Low-Viscosity Liquids.- 12. Narrow Wing of the Rayleigh Line and Fluctuations of the Anisotropy Due to Shear Strains.- Literature Cited.- Stimulated Molecular Scattering of Light in Gases.- I. Theoretical and Experimental Investigations of the Spectra of Molecular Scattering of Light in Gases.- 1. General Aspects of the Theory of Molecular Scattering of Light in Gases (Continuous Medium Approximation).- 2. Fine Structure of the Rayleigh Scattering of Light in Gases (? ? ?).- 3. Molecular Scattering of Light in Gases for ? ? ?.- 4. Stimulated Brillouin Scattering in Gases.- 5. Stimulated Temperature (Entropy) Scattering of Light.- II. Method and Apparatus Used in Experimental Investigations of the Stimulated Molecular Scattering of Light in Gases.- 6. Generation of High-Power Giant Ruby Laser Pulses with Narrow Emission Wavelengths.- 7. Optical Components of the Apparatus.- 8. Mechanism of Trigger Amplification of the Stimulated Brillouin Scattering and Stimulated Temperature Scattering Components.- III. Experimental Results of Spectroscopic Investigations of the Stimulated Brillouin Scattering in Gases.- 9. Investigations of Interferometric Spectra of the Stimulated Brillouin