Excitation of Atoms and Broadening of Spectral Lines

1. Elementary Processes Giving Rise to Spectra.- 1.1 Cross Sections.- 1.2 Populations of Atomic Levels in a Plasma; Rates of Direct and Reverse Processes.- 2. Theory of Atomic Collisions.- 2.1 Fundamentals of Scattering Theory.- 2.2 Theory of Electron-Atom Collisions.- 2.3 First-Order Approximation.- 3. Approximate Methods for Calculating Cross Sections.- 3.1 Born Approximation.- 3.2 Some Refinements of the Born Approximation.- 3.3 More Accurate Methods of Calculation of Excitation Cross Sections.- 3.4 Excitation of Highly Charged Atoms.- 3.5 Transitions Between Highly Excited Levels.- 4. Collisions Between Heavy Particles.- 4.1 Impact-Parameter Method.- 4.2 Transitions Caused by a Multipole Interaction.- 4.3 Charge Exchange.- 5. Some Problems of Excitation Kinetics.- 5.1 Rate Coefficients for Elementary Proccesses in a Plasma. Approximation of Cross Sections and Rate Coefficients by Analytic Formulas.- 5.2 Dielectronic Recombination.- 5.3 Satellites of Resonance Lines in Spectra of Highly Charged Atoms.- 5.4 Populations of Excited Levels in a Plasma.- 6. Tables and Formulas for the Estimation of Effective Cross Sections.- 6.1 Tables of Numerical Results.- 6.2 Formulas Defining the Angular Factors.- 7. Broadening of Spectral Lines.- 7.1 Model of a Classical Oscillator.- 7.2 General Theory of Impact Broadening.- 7.3 Broadening of Lines of the Hydrogen Spectrum in a Plasma.- 7.4 Line Broadening of Nonhydrogenlike Spectra in a Plasma.- 7.5 Broadening by Uncharged Particles.- 7.6 Spectroscopic Methods of Investigating Elastic Scattering of Slow Electrons.- References.- List of Symbols.