Front Cover; Advances in Atomic and Molecular Physics, Volume 6; Copyright Page; Contents; List of Contributors; Contents of Previous Volumes; Chapter 1. Dissociative Recombination; I. Introduction; II. Experimental Studies; III. Theory; IV. Recombination in the Upper Atmosphere; V. Conclusions; References; Chapter 2. Analysis of the Velocity Field in Plasmas from the Doppler Broadening of Spectral Emission Lines; I. Introduction; II. Thermal Motion and Mass Motion; III. Classification of the Methods of Separating Thermal Motion from Commotion (Random Mass Motion)

IV. Separation of Thermal Motion from Commotion-The Method of Different Ionic SpeciesV. Conclusion; Appendix A. Electrostatic Screening in a Plasma-The Case of Thermodynamic Equilibrium; Appendix B. Contribution of Unresolved Commoving Elements to the Line Width; Appendix C. Selection of Ionic Species; List of Symbols; Note Added in Proof; References; Chapter 3. The Rotational Excitation of Molecules by Slow Electrons; I. Introduction; II. General Considerations; III. Born Approximation; IV. More Accurate Calculations; V. Summary of Numerical Calculations; VI. Resonance Effects

VII. Effects of Molecular VibrationVIII. Effects of Unpaired Electron Spin; Appendix Asymptotic Interaction between an Electron and a Linear Molecule; References; Note Added in Proof; Chapter 4. The Diffusion of Atoms and Molecules; I. Introduction and Historical Sketch; II. Phenomenological Description; III. Molecular Theory of Continuum Diffusion; IV. Diffusion in Rarefied Gases; V. Determination of Diffusion Coefficients; VI. Experimental Results; References; Chapter 5. Theory and Application of Sturmian Functions; I. Introduction; II. Mathematical Preliminaries

III. The Close-Coupling Method for Scattering in the (e+-H) and (e -- H) ProblemsIV. Application of Sturmians to the Faddeev Equations; V. Charge Transfer in (H-H+) Collisions; VI. The Sturmian Functions with More Than One Potential; References; Chapter 6. Use of Classical Mechanics in the Treatment of Collisions between Massive Systems; I. Introduction; II. Fast Collisions; III. Slow Collisions; References; Author Index; Subject Index