| Introduction | p. 1 |
| Historical Perspective | p. 1 |
| Use of the Book | p. 3 |
| Fundamentals | |
| Basic Measurement Principles | p. 9 |
| Laser Doppler Technique | p. 12 |
| Phase Doppler Technique | p. 23 |
| Time-Shift Technique | p. 25 |
| Fundamentals of Light Propagation and Optics | p. 27 |
| Electromagnetic Waves | p. 27 |
| Description of Electromagnetic Waves | p. 27 |
| Polarization | p. 33 |
| Boundary Conditions and Fresnel Coefficients | p. 35 |
| Laser Beams | p. 37 |
| Optical Mixing of Electromagnetic Waves | p. 44 |
| The Doppler Effect | p. 45 |
| Optical Components | p. 47 |
| Matrix Transformation for Imaging | p. 47 |
| Propagation of Laser Beams Through Lenses and Apertures | p. 53 |
| Optical Gratings and Bragg Cells | p. 56 |
| Optical Fibers | p. 65 |
| Photodetectors | p. 70 |
| Light Scattering from Small Particles | p. 79 |
| Scattering of a Plane Wave | p. 81 |
| Description using Geometrical Optics (GO) | p. 85 |
| Description using Lorenz-Mie Theory and Debye Series | p. 96 |
| Scattering Characteristics for a Plane Wave | p. 100 |
| Scattering of an Inhomogeneous Field | p. 127 |
| Extension to the Method of Geometrical Optics (EGO) | p. 128 |
| Description using Fourier Lorenz-Mie Theory (FLMT) | p. 134 |
| Scattering Characteristics of an Inhomogeneous Field | p. 146 |
| Characteristic Quantities of Light Scattered by Small Particles | p. 162 |
| Measurement Principles | |
| Signal Generation in Laser Doppler and Phase Doppler Systems | p. 169 |
| The Signal From an Arbitrarily Positioned Detector | p. 169 |
| Fundamental Relations | p. 172 |
| Signals from very Small Particles | p. 177 |
| Signals from Large Particles | p. 199 |
| Visibility of the Signal | p. 214 |
| Shift Frequency Influence | p. 219 |
| Measurement and Detection Volumes | p. 221 |
| Statistical Time Series of Particle Signals | p. 227 |
| Laser Doppler Technique | p. 231 |
| Dual-Beam Configuration | p. 232 |
| Reference-Beam Configuration | p. 233 |
| Particle Sizing with Phase Doppler and Time-Shift Technique | p. 244 |
| Determination of Incident and Glare Point Positions | p. 247 |
| Phase Doppler Technique | p. 250 |
| Reference Phase Doppler Technique | p. 254 |
| Time-Shift Technique | p. 259 |
| Refractive Index Determination | p. 266 |
| Moiré Models | p. 267 |
| Signal Detection, Processing and Validation | p. 273 |
| Review of Some Fundamentals | p. 275 |
| Discrete Fourier Transform (DFT) | p. 276 |
| Correlation Function | p. 281 |
| Hilbert Transform | p. 283 |
| Signal Noise | p. 287 |
| Cramèr-Rao Lower Bound (CRLB) | p. 290 |
| Signal Detection | p. 300 |
| Estimation of the Doppler Frequency | p. 305 |
| Spectral Analysis | p. 307 |
| Correlation Techniques | p. 311 |
| Period Timing Devices | p. 313 |
| Quadrature Demodulation | p. 315 |
| Determination of Signal Phase | p. 317 |
| Cross-Spectral Density | p. 317 |
| Covariance Methods | p. 321 |
| Quadrature Methods | p. 322 |
| Model-Based Signal Processing | p. 323 |
| Fundamentals | p. 323 |
| Example Applications | p. 324 |
| Laser Doppler Systems | p. 337 |
| Input Parameters from the Flow and Test Rig | p. 338 |
| Description of the Flow Field | p. 338 |
| Necessary Spatial and Temporal Resolution | p. 351 |
| Flow and Flow-Rig Parameters | p. 358 |
| Components and Layout of the Transmitting Optics | p. 363 |
| Collimators | p. 363 |
| Beamsplitters and Polarizers | p. 369 |
| Methods for Achieving Directional Sensitivity | p. 371 |
| Generation of the Measurement Volume | p. 377 |
| Layout of Receiving Optics | p. 383 |
| System Description | p. 389 |
| One-Velocity Component Systems | p. 389 |
| Two-Velocity Component Systems | p. 392 |
| Three-Velocity Component Systems | p. 396 |
| Multi-Point Systems | p. 401 |
| Laser Transit Velocimetry | p. 405 |
| Phase Doppler Systems | p. 409 |
| Selection of the Optical Configuration | p. 411 |
| Single-Point Phase Doppler Systems | p. 417 |
| Three-detector, Standard Phase Doppler System | p. 417 |
| Planar Phase Doppler System | p. 425 |
| Dual-Mode Phase Doppler | p. 430 |
| Dual-Burst Technique | p. 436 |
| Extended Phase Doppler Technique | p. 446 |
| Reference Phase Doppler Technique | p. 449 |
| Further Design Considerations for Phase Doppler Systems | p. 454 |
| Influence of the Gaussian Beam | p. 454 |
| Slit Effect | p. 466 |
| Non-Spherical and Inhomogeneous Particles | p. 467 |
| Multi-Dimensional Sizing Techniques | p. 470 |
| Interferometric Particle Imaging (IPI) | p. 470 |
| Global Phase Doppler (GPD) Technique | p. 478 |
| Concentration Limits | p. 481 |
| Further Particle Sizing Methods Based on the Laser Doppler Technique | p. 491 |
| Techniques B ased o n Signal Amplitude | p. 491 |
| Cross-sectional Area Difference Technique | p. 491 |
| Combined Laser Doppler and White Light Sizer | p. 500 |
| Time-Shift Technique | p. 501 |
| Time-Shift Technique in Forward Scatter | p. 504 |
| Time-Shift Technique in Backscatter | p. 506 |
| Rainbow Refractometry | p. 517 |
| Shadow Doppler Technique | p. 523 |
| Data Processing | |
| Fundamentals of Data Processing | p. 529 |
| Statistical Principles | p. 529 |
| Stationary Random Processes | p. 533 |
| Estimator Expectation and Variance | p. 535 |
| Estimators for the Mean | p. 535 |
| Estimators for Higher Order Correlations | p. 539 |
| Estimators for Transient Processes | p. 542 |
| Propagation of Errors | p. 543 |
| Processing of Laser Doppler Data | p. 545 |
| Estimation of Moments | p. 547 |
| Estimation of Turbulent Velocity Spectra | p. 552 |
| The Slotting Technique | p. 554 |
| Reconstruction with FFT | p. 558 |
| Post-Processing Steps | p. 561 |
| Correlation Estimates from Multi-Point Systems | p. 563 |
| Measurements in Transient Processes | p. 566 |
| Effect of Window Size on Phase and Ensemble Statistics | p. 567 |
| Energy Partitioning in Transient Flows | p. 568 |
| Data Simulation | p. 569 |
| Processing of Phase Doppler Data | p. 573 |
| Validation Procedures | p. 573 |
| SNR Validation | p. 573 |
| Phase Difference Validation | p. 574 |
| Sphericity Validation | p. 574 |
| Amplitude Validation | p. 574 |
| Transit Time Validation | p. 575 |
| Particle Statistics | p. 576 |
| Flux Density Vectors and Concentration | p. 576 |
| Distribution of Particles | p. 579 |
| Geometry of the Detection Volume | p. 582 |
| Estimation of the Number of Particles | p. 590 |
| Summary and Examples | p. 591 |
| Post-Processing of Phase Doppler Data | p. 595 |
| Particle Size Distributions | p. 595 |
| Mean Diameters | p. 598 |
| Non-Spherical and Inhomogeneous Particles | p. 599 |
| Application Issues | |
| Choice of Particles and Particle Generation | p. 605 |
| Particle Motion in Flows | p. 606 |
| Particle Generation | p. 613 |
| Droplet Generation | p. 614 |
| Solid Particle Generation | p. 619 |
| Introducing Particles into the Flow | p. 621 |
| Liquid Flows | p. 622 |
| Gas Flows | p. 622 |
| Two-Phase Flows | p. 623 |
| Natural Seeding | p. 624 |
| System Design Considerations | p. 627 |
| System Design Guidelines | p. 627 |
| Laser Doppler Systems | p. 628 |
| Phase Doppler Systems | p. 635 |
| Alignment and Adjustment | p. 638 |
| System Design Examples | p. 642 |
| Velocity Measurements in a Narrow Channel Flow | p. 642 |
| Drop Size Measurements in a Diesel Injector Spray | p. 647 |
| Refractive Index Matching | p. 655 |
| Matching with Flow Containment | p. 655 |
| Matching for Variable Density | p. 660 |
| Appendix | p. 661 |
| List of Symbols and Acronyms | p. 662 |
| Derivation of Equations Describing a Laser Beam | p. 681 |
| Internal and Near Field Solution | p. 686 |
| Bibliography | p. 689 |
| References | p. 690 |
| Books (or parts thereof) on the Laser or Phase Doppler Techniques | p. 718 |
| Periodicals Dealing with the Laser or Phase Doppler Techniques | p. 719 |
| Conference Series devoted to Laser or Phase Doppler Techniques | p. 720 |
| Index | p. 723 |
| Table of Contents provided by Publisher. All Rights Reserved. |