1. Entropy of Radiation Fields 1.1 Definition of Entropy 1.2 Entropy of the Mixed States: Orthonormal Set 1.3 Entropy of the Mixed States: Non-orthogonal Set 1.4 Dynamics of the Entropy 2. The Maximum Entropy principle for Radiation Fields 2.1 The Maximum Entropy Principle 2.2 Radiation Field in Thermal Equilibrium 2.3 Coherent States with Thermal Noise 2.4 Squeezed States with Thermal Noise 3. Jaynes-Cummings Model: Interaction of Single Atom with Single-mode Field 3.1 General Solutions of the Jaynes-Cummings Model 3.2 Quantum Statistical Properties of the Jaynes-Cummings Model 3.3 The Vacuum Field 3.4 The Superposition States 3.5 The Coherent States 3.6 The Squeezed States 3.7 The Two-photon Jaynes-Cummings Model 4. Dicke Model: Cooperative Emission of Many -atom System 4.1 Introduction 4.2 Concepts of Cooperative Emission 4.3 Cooperative Emission of Two Two-level Atoms 4.4 The Classical Theory of Superradiance 4.5 Interaction between N Two-level Atoms with a Multi-mode Field 4.6 Superfluorescence 4.7 Quantum Beats in Superfluorescence 5. Introduction to Biophotonics 5.1 What is Biophoton? 5.2 Progress of Biophoton Research 5.3 The Detecting System of Biophoton Emission 5.4 The Basic Characteristics of Biophoton Emission 5.5 Biophoton Analytical Technology 6. On Coherence Theory of Biophoton Emission 6.1 Introduction 6.2 Basis of Coherence Theory 6.3 The fv=constang-rule 6.4 The Hyperbolic Relaxation 6.5 Biophoton Emission Understood as Subradianc 6.6 Analysis of livintg State by Biophoton Emission 7. Quantum Theory of Biophoton Emission 8. Biophoton Emission and Organizational Order 9. Biophoton Emission and Phase Transitions 10. Biophoton Emission and Semiclassical Theory 11. Biophoton Emission and Quantum Interference 12. Biophoton Emission and Nonclassical Light 13. Sonoluminescence: Interaction between Photons and Phonons 14. Dynamic Electrochemiluminescence: Modeling, Experiments and Applications 15. Dynamic Electrochemiluminescence of Solution Containing Microbes Subject Index