| Errata |
| 1. The Components of Theoretical Spectroscopy |
| 1.1. Introduction |
| 1.2. Classical Description of Radiation Fields |
| 1.3. The Quantum Description of Matter |
| 1.4. The Density Matrix |
| 1.5. Physical Properties of the Density Matrix |
| 1.6. Relaxation Terms in the Density Matrix Equation of Motion |
| 1.7. Coherence and Dephasing |
| 1.8. Adiabatic Elimination Procedures |
| 1.9. Effects of Atomic Motion |
| 1.10. Time-Dependent and Steady State Spectroscopy |
| 1.11. Comments and References |
| 2. Physical Effects of Strong Fields on Matter |
| 2.1. The Basic Concepts of Light-Induced Effects on Atomic Matter |
| 2.2. Stationary Two-Level Atoms in a Standing Wave |
| 2.3. Strong Field Effects in Radio-Frequency Spectroscopy |
| 2.4. Moving Atoms in a Traveling Wave |
| 2.5. Moving Atoms in a Standing Wave |
| 2.6. Correction Terms for Moving Atoms |
| 2.7. Strong Signal Theory for Moving Atoms |
| 2.8. Comments and References |
| 3. Foundation of Laser Theory |
| 3.1. General Conditions for Laser Operation |
| 3.2. The Traveling Wave Amplifier |
| 3.3. The Traveling Wave Laser |
| 3.4. More General Laser Theory |
| 3.5. The Standing Wave Laser |
| 3.6. A Laser with a Saturable Absorber |
| 3.7. Comments and References |
| 4. Topics in Laser Spectroscopy |
| 4.1. Introduction |
| 4.2. Saturation Spectroscopy |
| 4.2.a. General Ideas |
| 4.2.b. The Theoretical Description |
| 4.2.c. Comments and References |
| 4.3. The Three-Level System |
| 4.3.a. General Remarks |
| 4.3.b. The Theoretical Description |
| 4.3.c. Doppler-Free Two-Photon Spectroscopy |
| 4.3.d. The Two-Photon Transition Near Resonance |
| 4.3.e. Saturation Effects on the Probe |
| 4.3.f. Comments and References |
| 4.4 Coherence Phenomena and Level-Crossing Signals |
| 4.4.a. Background |
| 4.4.b. General Considerations |
| 4.4.c. The Perturbation Calculation |
| 4.4.d. Some Cases of Physical Interest |
| 4.4.e. Level Crossing in a Lower Level |
| 4.4.f. Comments and References |
| 4.5. Multiphoton Processes |
| 4.5.a. Background Information |
| 4.5.b. The Steady State Situation |
| 4.5.c. The Effective Two-Level System |
| 4.5.d. The Harmonic Oscillator |
| 4.5.e. Comments and References |
| 5. Effects of Field Fluctuations on Spectroscopy |
| 5.1. Stochastic Behavior of Physical Parameters |
| 5.2. Theory of Phase Noise |
| 5.2.a. Phase Noise in Linear Spectroscopy |
| 5.2.b. Phase Noise in the Two-Level S |
| 5.3. Amplitude Fluctuations in a Single-Mode Laser |
| 5.3.a. The Two-Level System |
| 5.3.b. The Three-Level System with a Probe |
| 5.4. The Free-Running Multimode Laser |
| 5.4.a. Statistics of Multimode Light |
| 5.4.b. The Two-Level System |
| 5.5. Comments and References |
| 6. Elements of Electromagnetic Field Quantization |
| 6.1. Introduction |
| 6.2. Decomposition of the Classical Fields |
| 6.3. Quantization of the Field |
| 6.4. Some Perturbation Calculations |
| 6.5. Spontaneous Decay Terms for the Density Matrix |
| 6.6. Resonance Fluorescence in a Strong Field |
| 6.7. Comments and References |
| References |
| Index |