Theory. - A Survey of Recent Theoretical Work. - The Image Field Effect: How Important Is It?. - Coupled Excitation Model and Quantum Test of Image Field Effect. - The Roles of Surface Roughness. - Electromagnetic Theory: A Spheroidal Model. - Enhanced Raman Scattering by Molecules Adsorbed at the Surface of Colloidal Particles. - A Model Including Excitation of Surface Plasmon Polaritons. - The Adatom Model: How Important Is Atomic Scale Roughness?. - Induced Resonance Model. - Experiment. - Coverage Dependence. - Molecule-Silver Separation Dependence. - Tunnel Junction Structures. - Vibrational Spectroscopy of Molecules Adsorbed on Vapor-Deposited Metals. - Electrochemical Effects. - Organic and Inorganic Species at Ag Cu and Au Electrodes. - Metal Colloids. - Inelastic Mie Scattering from Rough Metal Surfaces. - Raman Scattering and Luminescence by Molecules Adsorbed at Metal Island Films. - Silver Structures Produced by Microlithography. - Nonlinear Optical Effects. - List of Contributors. Language: English