plasmonics fundamentals and applications：表面等离子体光子学基础与应用_.pdf

PLASMONICS: FUNDAMENTALS AND APPLICATIONS STEFAN A. MAIER Centre for Photonics and Photonic Materials Department of Physics, University of Bath, UK Contents Dedication v List of Figures xi Foreword xix Preface xxiii Acknowledgments xxv Part I Fundamentals of Plasmonics Introduction 3 1. ELECTROMAGNETICS OF METALS 5 1.1. Maxwell’s Equations and Electromagnetic Wave Propagation 5 1.2. The Dielectric Function of the Free Electron Gas 11 1.3. The Dispersion of the Free Electron Gas and Volume Plasmons 15 1.4. Real Metals and Interband Transitions 17 1.5. The Energy of the Electromagnetic Field in Metals 18 2. SURFACE PLASMON POLARITONS AT METAL / INSULATOR INTERFACES 21 2.1. The Wave Equation 21 2.2. Surface Plasmon Polaritons at a Single Interface 25 2.3. Multilayer Systems 30 2.4. Energy Confinement and the Effective Mode Length 34 3. EXCITATION OF SURFACE PLASMON POLARITONS AT PLANAR INTERFACES 39 3.1. Excitation upon Charged Particle