Syllabus
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1. Scattering of light in nature. Basic classification of scattering processes - elastic and inelastic light scattering. Inealstic light scattering and optical spectroscopy. *
2. Quasi-Elastic (dynamic) light scattering (QELS). Correlations in time and space: relationships to frequency spectra. Dynamic theory of light scattering. Principles of experimental detection, homodyne and heterodyne methods. Aplications in biophysics, translational and rotational diffusion, polydispersity, intramolecular motion. *
3. Brillouin scattering. Basic principles. Experimental techniques, Fabry-Perot interferometers. Aplications of Brillouin scattering to liquids, polymers and solids. *
4. Spontaneous Raman scattering. Theoretical background, classical framework, quantum mechanical framework. Polarizability, scattering tensor, depolarization ratio. Non-resonance Raman scattering - basic properties, selection rules. Raman scattering as a technique of vibrational spectroscopy, comparison to infrared absorption spectroscopy. Resonance Raman scattering. Surface enhanced Raman scattering (SERS). Raman optical activity (ROA). *
5. Modern Raman instruments and techniques. Components of Raman spectrometers- excitation lasers, spectrographs, photomultipliers, multichannel detectors. Polarized measurements in Raman spectroscopy. Sample handling, gaseous, liquid and solid samples, singl ecrystals, powders, thin films. Signal-to-noise ratio and its improvement. Difference techniques.Time-resolved Raman spectroscopy. Micro-Raman spectroscopy and Raman imaging. *
6. Interpretation of Raman spectra. Molecular symmetry and selection rules in vibrational spectroscopy. Interpretation of vibrational spectra, band assignment. Structural sensitivity, conformational markers. Biophysical applications of Raman spectroscopy. *
7. Nelinear techniques in Raman spectroscopy. Hyper-Raman effect. Stimulated Raman scattering and its applications. Four-photon techniques - coherent anti-Stokes Raman scattering (CARS), inverse Raman and stimulated Raman gain spectroscopy. Time-resolved CARS.
Annotation
Techniques of quasielastic, Brillouin and Raman scattering and their application to inorganic, organic and biological materials. Resonance and surface-enhanced Raman scattering.
Non-linear techniques in Raman spectroscopy. Time-resolved Raman scattering.
