Front Cover; Advances in Atomic and Molecular Physics, Volume 20; Copyright Page; Contents; CONTRIBUTORS; Chapter 1. Ion-Ion Recombination in an Ambient Gas; I. Introduction; II. Ter-Molecular Recombination; III. Inclusion of Mutual Neutralization Channel; IV. Neutral-Neutral Channel; V. Recombination in the Earth's Troposphere and Lower Stratosphere; VI. Appendix; References; Chapter 2. Atomic Charges within Molecules; I. Prologue; II. Properties; III. Population; IV. Partitioning; V. Point Charges; VI. Purport and Prospect; References; Chapter 3. Experimental Studies on Cluster Ions.

I. IntroductionII. Experimental; Ill. Formation of Cluster Ions; IV. Dissociation of Cluster Ions; V. Thermochemical Properties; VI. Other Properties; References; Chapter 4. Nuclear Reaction Effects on Atomic Inner-Shell Ionization; I. Introduction; II. Survey of Nuclear Reactions; Ill. Survey of Atomic Inner-Shell Ionization; IV. United-Atom Effects of Nuclear Reactions; V. Separated-Atom Effects of Nuclear Reactions; VI. Summary; VII. Appendix A: Sketch of the Statistical Theory of Nuclear Reactions; VIII. Appendix B: K X-Ray Emission in Second-Order Distorted Wave Approximation; References.

Chapter 5. Numerical Calculations on Electron-Impact IonizationI. Introduction; II. The Wave Packet Method; Ill. Box-Normalized Eigenstates; IV. Conclusions; References; Chapter 6. Electron and Ion Mobilities; I. lntroduction; II. Electrons; III. Ions; References; Chapter 7. On the Problem of Extreme UV and X-Ray Lasers; I. Introduction; II. Preliminary Considerations; III. Inversion Schemes for Multicharged Plasma; IV. Conclusion; References; Chapter 8. Radiative Properties of Rydberg States in Resonant Cavities; I. Radiative Properties of Rydberg States in Free Space.

II. Brief Survey of Experimental TechniquesIII. Single Rydberg Atom in a Resonant Cavity; IV. Collective Behavior of N Rydberg Atoms in a Resonant Cavity; V. Conclusion and Perspectives; References; Chapter 9. Rydberg Atoms: High-Resolution Spectroscopy and Radiation Interaction-Rydberg Molecules; I. Introduction; II. General Properties of Rydberg Atoms; III. Excitation and Detection of Rydberg States; IV. Methods of High-Resolution Spectroscopy of Rydberg States; V. Results of High-Resolution Spectroscopy of Rydberg States; VI. Interaction of Rydberg Atoms with Blackbody Radiation.

VII. Radiation Interaction of Rydberg Atoms-a Test System for Simple Quantum Electrodynamic EffectsVIII. Rydberg States of Molecules; IX. Rydberg Molecules; References; INDEX; CONTENTS OF PREVIOUS VOLUMES.