Clusters of Atoms and Molecules

1 Introduction.- 1.1 What are Clusters?.- 1.2 What Makes Clusters Interesting?.- 1.3 How Does One Make Clusters?.- 1.4 Experiments with Clusters.- 1.5 Experiments Not Possible Today.- 1.6 Cluster, Tantalizing Subjects for Theoretical Studies.- 1.7 Clusters Make New Kinds of Materials.- 1.8 New Chemistry.- 1.9 Outlook.- 2 Theoretical Concepts.- 2.1 Quantum Chemistry of Clusters.- References.- 2.2 Tight-Binding and Hückel Models of Molecular Clusters.- References.- 2.3 Density Functional Calculations for Clusters.- References.- 2.4 Transition from van der Waals to Metallic Bonding in Clusters.- Appendix A: Slave-Boson Approach to Electron Correlations in Small Clusters.- Appendix B: On the Size Dependence of the Ionization Energy of Small Clusters.- References.- 2.5 Analytic Cluster Models and Interpolation Formulae for Cluster Properties.- References.- 2.6 Shell Structure in Atoms, Nuclei and in Metals Clusters.- References.- 2.7 Introduction to Statistical Reaction Rate Theories.- References.- 2.8 Melting and Freezing of Clusters: How They Happen and What They Mean.- References.- 3 Experimental Methods.- 3.1 Sources.- 3.2 Detection of Cluster Ions.- 3.3 Electron Diffraction.- 3.4 Methods for the Production of (Nearly) Mass Selected Neutral Cluster Beams.- 3.5 Mass Spectrometers.- 3.6 Optical Spectroscopy.- 3.7 Infrared Spectroscopy.- 3.8 Photo Electron Spectroscopy.- 3.9 Recent Developments.- References.- 4 Across the Periodic Table.- 4.1 Alkali Clusters.- References.- 4.2 Clusters of s2p1 Metals and Semiconductors.- References.- 4.3 Transition Metal Clusters: Physical Properties.- References.- 4.4 Carbon Clusters.- References.- 4.5 Oxides and Halides of Alkali Metals.- References.- 4.6 Rare Gas Clusters.- References.- 4.7 Neutral Molecular Clusters.- References.